Blog | Longxin (Changzhou) Smart Equipments CO.,Ltd.

Aluminum hydroxide rotary flash dryerCase introduction: Aluminum hydroxide rotary flash dryer with wind as wet and heat carrier, fan as power, to achieve quality and heat exchange in the drying process, to achieve the separation of materials and wet equipment, compact structure, wide range of application, large production capacity, good product quality, high efficiency, energy saving.Aluminum hydroxide engineering description:Aluminum hydroxide is a kind of inorganic flame retardant additive with large amount and wide application. Aluminum hydroxide as a flame retardant is not only flame retardant, but also can prevent smoke, do not produce drops, do not produce toxic gases, therefore, obtain a wide range of applications, the use is also increasing year by year. At the same time, aluminum hydroxide is also the basic raw material of aluminum fluoride necessary for electrolytic aluminum industry, and aluminum hydroxide is also widely used in this industry.In the next few years, the products of the aluminum hydroxide market will become more and more diversified, the technical level of the industry is getting higher and higher, the quality of products will steadily improve, and the competition and market will be further rationalized.According to the characteristics of aluminum hydroxide and the integration of advanced concepts, Longxin developed a special rotary flash dryer for aluminum hydroxide on the basis of mass production experience.Aluminum hydroxide rotary flash dryer equipment introduction:The hot air enters the main tower and forms a spiral-shaped high speed rotating air flow. Adjusting the annular gap at the bottom can make the wind speed in a good and suitable state. The aluminum hydroxide enters the drying tower through the feeder, and is quickly dispersed and the air flow rotates at high speed under the impact and drive of high speed air flow. Large and wet particles fall under the action of gravity, will be forced by the crushing device at the bottom of the particle, and then rotate up with the high-speed air flow to complete the drying.Aluminum hydroxide rotary flash dryer equipment features:1. The final moisture and fineness can be effectively controlled through the coordination and unification of the swirl sheet and the inlet air speed.2. the crushing device has a unique structure, with small wear, wide contact area, large cutting force and other characteristics.3. after the improvement, the drying strength is greater, the energy consumption is lower, the thermal efficiency can reach more than 70%, is the organic combination of swirl, fluidization, spray and grinding classification technology.  Rotary flash dryer equipment application:Flash drying is based on wind as wet and heat carrier, fan as power, to achieve the quality and heat exchange in the drying process, to achieve the separation of materials and wet parts of the equipment, compact structure, wide range of application, large production capacity, good product quality, high efficiency, energy saving, can complete the drying, crushing, screening steps, the performance of the whole machine to reach the level of international advanced technology ,Suitable for inorganic substances, organic matter, ceramics, dyes, food and other industries drying operations.Our company can customize the rotary flash dryer according to the material characteristics and customer requirements, looking forward to your call to mail, consultation and detailed discussion!Read More

Ink industry sanding machineGrinding equipment is one of the core equipment for the production ink, which is mainly used for mixing, grinding and dispersing pigments and base materials. At present, the common grinding equipment on the market are three-roll grinding machine, fully closed horizontal bead mill, large flow horizontal sand mill, vertical sand mill and so on.Among them, the three-roll grinding machine is generally used for the production of offset printing ink, screen printing ink, printing ink, its grinding effect is good, grinding gloss, high efficiency, fully closed horizontal bead mill is suitable for the grinding of high-viscosity pigment ink, has a unique sealing structure, to avoid pigment leakage, horizontal sand mill is generally used for water-based ink and solsol-based gravure ink ,Suitable for low viscosity ink material grinding, vertical grinding machine is suitable for large quantities and different types of pigment grinding.1. Deploy equipmentThe blending equipment is mainly used for weighing, mixing and matching various raw materials, including high-speed dispersion mixer, dual-shaft high-shear mixer, metering pump, etc. Among them, the high-speed dispersion mixer uses high-speed rotating blades to mix raw materials, which is suitable for mixing pigments and resins; Dual-axis high-shear mixers stir, break and cut viscous materials with high-speed moving dual-axis blades, which are suitable for mixing high-viscosity pigments and polymers.2. Filtration equipmentThe filter equipment is used to filter the ink that has been ground, remove the impurities and residue, and ensure the stability and reliability of the ink quality. Common filtration equipment includes horizontal filter, vertical filter, laminated filter, etc., the selection of filter equipment needs to consider the type of ink, purification effect and other factors.3. Filling equipmentThe filling equipment is mainly used for packaging and filling the purified ink, and is equipped with the corresponding measuring and testing equipment to ensure the quality and stability of the ink. Common filling equipment includes manual filling machine, automatic filling machine, metering pump, etc., which has a high degree of automation and fast filling speed, can greatly improve production efficiency and quality.Read More

Paint industry sand millThree-roll grinding machine is a very widely used basic general equipment, with the market for ink coating requirements, Longxin three-roll grinding machine is also constantly developing and updating. Longxin company from S series three-roll machine, SG series three-roll machine, YS series hydraulic three-roll machine to ES series CNC three-roll machine, due to the lack of tightness of the three-roll machine, now also have customers choose sanding machine to improve the grinding process.The production line of paint production and preparation equipment in the chemical industry includes feeding system equipment, grinding system equipment, paint mixing system equipment, discharge and filtration system equipment, filling system equipment, control system equipment, operating platform and color paste production parts.In the process of paint preparation, from feed to discharge, finished product packaging, fully automated production, pipeline-type production process, high efficiency, the use of Longxin mature dispersion grinding system, layout of the equipment plan without a process, and finally, the grinding out of the material is Read More

Citric acid vacuum rake dryerCase introduction: The citric acid vacuum rake dryer is improved from the traditional rake dryer, which is a horizontal stirring dryer based on indirect heat conduction. After the citric acid wet material enters the dryer, it is stirred by the continuously rotating rake teeth and indirectly heated by steam, and the water in the citric acid wet material is vaporized and then pumped away by the vacuum pump in time.Citric acid material description:With the progress of biotechnology, the citric acid industry has developed by leaps and bounds. Citric acid has a strong acid, in food and medicine, chemical textile, sterilization, environmental protection, livestock feed and other industries have an extremely wide range of applications, citric acid can also be deeply processed, which is a rich industrial chain. In the field of citric acid fermentation technology, due to the application of high-yield strains and the continuous development of new technologies, citric acid fermentation and extraction yield have been significantly improved, and people are vigorously developing immobilized cell cycle bioreactor fermentation technology.The current "Comprehensive Emission Standards for Pollution" stipulates that all enterprises engaged in the production of citric acid in China must build environmental protection facilities commensurate with the scale of production, and the emission of major pollutants must meet the emission standards stipulated by the State, and enterprises that fail to meet the standards shall stop production or limit production in accordance with relevant environmental protection laws and be punished. How to environmentally friendly production of citric acid has become the first problem to be solved by suppliers.Longxin pays attention to understand the needs of the market and customers, according to the characteristics of citric acid design, while taking into account personnel operability, safety, site limitations, dust recovery environmental protection, etc., based on advanced and mature production technology and more than ten years of actual drying experience, tailor-made special vacuum rake dryer for citric acid.Citric acid vacuum rake dryer equipment principle:The special dryer for citric acid is improved by the traditional rake dryer, which is a horizontal stirring dryer based on indirect heat conduction. After the citric acid wet material enters the dryer, it is stirred by the continuously rotating rake teeth and indirectly heated by steam, and the water in the citric acid wet material is vaporized and then pumped away by the vacuum pump in time. After innovative improvements, this equipment can be simultaneously heated with sandwich and rake teeth, so that the heat transfer area is larger, the thermal efficiency is greatly improved, and the degree of drying is stronger.Due to the high vacuum operation, the water vapor pressure on the surface of the citric acid is much greater than the water vapor pressure in the evaporation space inside the machine, thus accelerating the discharge of wet content.Citric acid vacuum rake dryer Technical features:1. because the citric acid concentrated solution has a stimulating effect on the skin, with flammability, dust and air contact can form explosive combustible, citric acid special dryer for its characteristics, the use of high vacuum operating system, eliminate the drying process of outside air intervention, to ensure that the operating environment is clean.2. the use of steam through the jacket, the use of latent heat to heat the wet material, the drying cost, heat consumption, operating costs greatly reduced.3. As energy consumption, pollution and safety have become strict control indicators, the condenser load used in the equipment is small, and the material solvent can be conveniently recovered, reducing pollution, further saving energy and improving efficiency.4. Due to the continuous positive and negative rotation of the rake teeth in the process, the wet material is fully stirred and uniform, avoiding the overheating phenomenon of the citric acid, and low temperature, high dryness and fine-grained citric acid dry products can be obtained.Vacuum rake dryer application range:The unique structure and drying method of vacuum rake dryer make it mainly used in the drying of explosive, easily oxidized, paste, paste materials, drying under high vacuum, the boiling point of solvent is reduced, while blocking the outside air infection, but also to avoid oxidation and overheating deterioration in the drying process of materials. According to the different characteristics and requirements of the drying material, the sealing system of the vacuum rake dryer can also be selected, and the special design sings the sealing and service life. Strong adaptability, a wide range of applications, energy saving and low consumption, easy operation, environmental protection, good quality of finished products, these obvious advantages make the vacuum rake dryer extremely by medicine, food, chemical and other industries paste, paste, powder and other materials, as well as easy oxidation, explosive, strong stimulation, highly toxic and other materials drying operation of the warm favorite.Our company can provide solutions and manufacturing equipment according to the characteristics of materials and customer needs, welcome new and old customers to visit the prototype, discuss cooperation, create a win-win situation!Read More

Iron glycine fluidized bed dryerCase description: Longxin selected the improved vibrating fluidized bed dryer as the prototype to develop the special dryer for iron glycine: vibrating fluidized bed dryer provides vibration force through the vibration motor to effectively prevent the phenomenon of iron glycine caking;The vibrating fluidized bed has a good drying function, and the uniformity and fluidity of the finished iron glycinate reach the ideal state, while the quality is guaranteed, the equipment is more energy saving.Iron glycine is made of glycine and ferrous sulfate, high purity, strong stability, no ferrous sulfate, used in feed, can be faster iron supplementation, enhance hematopoietic function. The stable cantharidin form of glycine ferroelectric neutrality makes the biological titer higher, has good oxygen carrying function, and improves the skin color of livestock and poultry more obvious.Longxin selected the improved vibrating fluidized bed dryer as the prototype to develop the special dryer for iron glycinate: The vibrating fluidized bed dryer provides vibration force through the vibration motor to effectively prevent the phenomenon of iron glycinate caking ;The vibrating fluidized bed has a good drying function, and the uniformity and fluidity of the finished iron glycinate reach the ideal state, while the quality is guaranteed, the equipment is more energy saving. Iron glycine fluidized bed dryer process flow:Primary filter → fan → radiator → hot air inlet pipe → fluidized bed drying machine → discharge of fluidized bed machine → primary cyclone separator → secondary pulse dust collector → induced draft fan → exhaust chimney.During drying work, the iron glycine moves forward by leaps under the exciting force provided by the vibration motor, and the hot air sent under the distribution plate contacts with the iron glycine to carry out mass and heat transfer and steam out the wet content to achieve the purpose of drying. The dried iron glycine finished product is discharged from the discharge port, and the dusty air is discharged by the induced draft fan after the dust removal.Iron glycine fluidized bed dryer equipment features:1. because the equipment through the vibration motor to apply vibration power, small fluidization gas speed is reduced, reduce the demand for air, so the dust entrain is reduced, the equipment supporting the heat source, fan, cyclone separator and other Settings can be reduced accordingly, reduce the cost of equipment while improving the energy-saving effect.2. adjust the vibration parameters can change the residence time of iron glycine in the dryer, because of the piston operation, reduce the uniformity and regularity of the requirements, easy and convenient to obtain uniform dry finished iron glycine.3. vibration contributes to the dispersion of iron glycine, can be convenient and smooth fluid drying.4. no violent material return, the airflow speed is lower than that of the ordinary fluidized bed, the damage to the iron particles of glycine is small, and the crystal and particle surface brightness are not destroyed.Read More

Sealed boiling dryer for p-nitrobenzoic acidCase introduction: Para-nitrobenzoic acid closed boiling dryer is a new type of dryer with inert gas to protect recyclable solvent. When the wet material of para-nitrobenzoic acid enters the main engine of the dryer through negative pressure or floor blanking, the inert gas is injected into the drying system. After the system contains a certain amount of oxygen, the hot air and wet material of p-nitrobenzoic acid are fully mixed to carry out mass and heat transfer.P-nitrobenzoic acid is a yellow-white crystal, commonly used as pharmaceutical intermediates, such as procaine, procaine amide, folic acid and other drugs synthesis, but also widely used in dyes, fuels and synthetic pesticides. Potassium p-nitrobenzoate is toxic and irritating to the skin, and should be sealed and dry and kept away from light. Production equipment should be sealed to prevent leakage. Operators should wear protective equipment to avoid contact with skin and eyes of potassium p-nitrobenzoate. Production process of p-nitrobenzoic acid:It is obtained by the oxidation of p-nitrotoluene. The oxidizing agent can be sodium dichromate, air, manganese ore powder, nitric acid, etc. P-nitrobenzoic acid was synthesized from p-nitrotoluene by oxidation with sodium dichromate in the presence of sulfuric acid at 55℃. The reaction liquid is filtered, dehydrated and dried to obtain the finished product. In addition, 1-p-nitrophenyl-2-amino-1, 3-propanediol, the right-hand compound in the production of chloramphenicol, is easily oxidized with nitric acid to obtain p-nitrobenzoic acid.According to the physical characteristics of p-nitrobenzoic acid, Longxin selected closed boiling as the prototype machine, and made a special dryer for p-nitrobenzoic acid through continuous research and development and improvement. Closed boiling dryer is a new type of dryer with inert gas to protect recyclable solvent. When wet material of p-nitrobenzoic acid enters the main engine of the dryer through negative pressure or floor blanking, inert gas is passed into the drying system. When the oxygen content of the system reaches a certain content, the hot air after heat exchange of the heat exchanger will be sucked into the dryer through the fan under negative pressure .Mass and heat transfer were carried out after mixing with p-nitrobenzoic acid wet material. The p-nitrobenzoic acid is continuously dried, and the steamed moisture is continuously sucked out by the induced draft fan.The extracted gas and part of the fine powder will enter the gas-solid separator, and the separated p-nitrobenzoic acid fine powder will settle and recover, and the gas will be taken away by the fan. The moisture will be dehumidified by the surface cooler, and then into the cooling recycler, until a certain amount is reached, and then out of the system, collected and stored. The gas dehumidified by the surface cooler will return to the heater inlet for the next drying cycle.Para-nitrobenzoic acid closed boiling dryer equipment features:1. the operation of the equipment is completely closed, the internal is filled with inert gas protection, effectively isolated the external air intrusion, the whole equipment explosion-proof, deodorant, anti-solvent gas leakage.2. the solvent gas is closed recovery, not only to protect the environment, no pollution waste gas discharge, in line with national GMP standards, recovery of solvent means high economic benefits and cost reduction.3. The air dehumidified by the condenser is a dry gas with low moisture content. When the inert gas is nitrogen, the effect of nitrogen displacing the solvent greatly improves the drying efficiency.4. The micro-negative pressure operation of the drying host can avoid the occurrence of powder jet in the host when the equipment is micro-leaking.5. set up a burst port and oxygen sensor, effectively avoid the equipment beyond the operating conditions after the occurrence of safety accidents.Structure characteristics of sealed boiling dryer for p-nitrobenzoic acid1. the host adopts circular vertical structure, there is no dead Angle in the host. Automatic feed and feed structure is adopted, and there is a stirring mechanism in the skip, which can break the phenomenon of ditch flow and assist fluidization. The inner bag dust collector is arranged in the upper cylinder body, and the ash is cleaned by pulse chamber. The skip car and the main engine are sealed by silicone, with good sealing performance and no leakage. The main machine is equipped with a blasting port, which automatically explodes when there is a security hazard in the system.2. the gas-solid separator adopts high pressure pulse online dust removal method, the cloth bag adopts the suction type skeleton structure, easy to disassemble, the cloth bag adopts peritoneal cloth bag dust removal effect is good, there is no dust in the tail gas, can ensure the dust collection rate of more than 99.5%, and effectively protect the table cooler and heater.3. the surface cooler (liquid collection tank needs to be equipped with another) adopts efficient plate fin structure, which can effectively recover the solvent in the tail gas, and the solvent recovery rate is more than 90%.4. the fan adopts the company's special sealing form, which can ensure that the external leakage rate of the system is zero.5. the heater uses bent fin winding fin tube, high thermal efficiency, small volume.Longxin continues to absorb advanced technology at home and abroad and with more than ten years of down-to-earth drying experience, the airtight boiling dryer improved and developed has been popular sales since its debut, has been widely used in all walks of life, and has become a star product of our company .Our company has the industry's advanced experimental center, equipped with a variety of prototypes, warmly look forward to new and old users to visit the factory for testing, to discuss cooperation!Read More

Cellulose dryerCase introduction: The cellulose dryer is made of hot air tangentially enter the bottom of the dryer, and form a powerful rotating wind field driven by the agitator. Under the strong action of the high-speed rotating stirring paddle, the material is dispersed under the action of impact, friction and shear force, and the massive material is rapidly crushed, fully in contact with the hot air, heated and dried.Cellulose is a macromolecular polysaccharide composed of glucose. Insoluble in water and common organic solvents. It is the main component of plant cell wall. Cellulose is a kind of polysaccharide widely distributed and abundant in nature, accounting for more than 50% of the carbon content in the plant kingdom. The cellulose content of cotton is close to 100%, and it is a natural source of pure cellulose. In general wood, cellulose accounts for 40 to 50%, and 10 to 30% hemicellulose and 20 to 30% lignin.Cellulose is an ancient and abundant natural polymer on the earth, which is inexhaustible and a valuable natural renewable resource for human beings. Cellulose chemistry and industry began more than 160 years ago, and is the main research object during the birth and development of polymer chemistry. The research results of cellulose and its derivatives have made significant contributions to the establishment, development and enrichment of polymer physics and chemistry.Working principle of cellulose dryer:Flash dryer is by the hot air tangentially into the bottom of the dryer, driven by the stirrer to form a strong rotating wind field. The material enters the dryer by the screw feeder, under the strong action of the high-speed rotating stirring paddle, the material is dispersed by impact, friction and shear force, and the block material is quickly crushed, fully in contact with the hot air, heated and dried. The dried material is carried by air into the dust collection system for collection and treatment, and the tail gas with dust content ≤50mg/m3 is discharged by the induced draft fan to complete the whole drying process.Cellulose dryer equipment features:1. High gas velocity in the drying room, short residence time of materials, effectively prevent the material from sticking to the wall and the deterioration of heat-sensitive materials, and can be dried into uniform powder products at one time, eliminating the grinding, screening and other processes.2. The drying chamber is equipped with grading ring and swirl sheet, and the fineness and final moisture of the material can be adjusted. The special air distribution device reduces the resistance of the equipment and effectively improves the drying uniformity of the material.3. The bottom of the dryer is equipped with a special cooling device and air pressure seal to avoid deterioration of the material in the bottom high temperature area.4. It can effectively control the final moisture and fineness, and ensure the moisture content and fineness of the product are uniform through the adjustment of the feeding, hot air temperature and classifier.Flash dryer is a new type of continuous drying equipment which integrates drying, crushing and screening. It is especially suitable for drying filter cake, paste and mud paste. The drying time of the wet material in the drying tower is only tens of seconds, the water evaporates instantly, and the quality of the dried product has a great relationship with the drying temperature, wind speed, air volume, and the crushing speed.Longxin has an innovative design scheme to control the size of finished particles and the final water content by adjusting the wind speed, air volume and crushing speed entering the tangent line of flash drying.Read More

AIBN fluidized bed dryerCase introduction: AIBN vibrating fluidized bed dryer is an improved type of hot air convection dryer. When working, the exciting force provided by the vibration motor or other means makes the AIBN jump forward on the air distribution plate, and at the same time contact with the hot air sent into the bottom of the distribution plate for heat and mass transfer.AIBN for short AIBN. Soluble in methanol, ethanol, ether, acetone, petroleum ether and aniline and other organic solvents. AIBN is an oil-soluble azo initiator, azo initiator reaction is stable, is a first-order reaction, no side reaction, better control, so widely used in the research and production of polymers. For example, vinyl chloride, vinyl acetate, acrylonitrile and other monomer polymerization initiators can also be used as blowing agents for polyvinyl chloride, polyolefin, polyurethane, polyvinyl alcohol, acrylonitrile and butadiene and styrene copolymers, polyisocyanates, polyvinyl acetate, polyamide and polyester. In addition, it can also be used in other organic synthesis.AIBN is used as polymerization initiator of polyvinyl chloride, polyvinyl alcohol, polystyrene, polyacrylonitrile and other monomers. As an initiator for polymerization of vinyl chloride, vinyl acetate, acrylonitrile and other monomers, it is also used as a blowing agent for rubber and plastics, with a dosage of 10% to 20%. This product can also be used as vulcanizing agent, pesticide and intermediate of organic synthesis; Intermediates of organic synthesis; Used as an initiator for high polymer.AIBN vibrating fluidized bed dryer is an improved type of hot air convection dryer. When working, the exciting force provided by the vibration motor or other means makes the AIBN e jump forward on the air distribution plate, and at the same time contact with the hot air sent into the bottom of the distribution plate for heat and mass transfer. The lower box provides a stable air chamber with a certain pressure for the bed. Adjust the induced draft fan, so that the upper part of the bed material in the upper box to maintain a small negative pressure, maintain a good dry environment and prevent dust leakage. The air distribution plate supports the diisobutyronitrile azo and distributes the hot air evenly.The difference with the traditional fluidized bed dryer is that the AIBN transport and fluidization of the ordinary fluidized bed dryer are completely completed by wind (hot air), while the vibrating fluidized bed is mainly completed by vibration force. This can reduce the small fluidization rate of AIBN, especially the particle fluidization near the bottom of the material layer, improve the fluidization quality of the particles on the distribution plate, so that some AIBN that is difficult to fluidize can carry out normal drying operation. According to the experience of the majority of users, Longxin has made bold improvements in the structure of the traditional vibrating fluidized bed equipment, and other simple small adjustments are no longer described. There are mainly the following points:1. the equipment adopts the form of segmented air intake, and designs the pre-drying section, strong drying section and cooling section.2. the equipment adopts the upper and lower bed body quick loading structure, which can easily and quickly clean all parts of the host;3. In the air intake form of the equipment, we have changed the traditional baffle air intake, and adopted the lower air intake to ensure that the bed surface can be uniform and reasonable, to ensure that the material is evenly heated, the product is evenly dried, and the system resistance is small.4. the use of expanded box bed body, reduce the exhaust pipe on the bed body, can be centralized discharge, reduce the cleaning point, and can improve the drying effect.5. according to the drying characteristics of the material, the bed plate of the fluidized bed adopts the tongue bed plate structure, the wind direction is consistent, the pressure drop is small, the material forward speed is uniform, fast, and there is no leakage phenomenon.6. the system adopts the combination of drying and cooling bed structure design, large output, strong adjustability. In addition, in the cooling system, a refrigeration dehumidification device can be used to force cooling and dehumidification of the inlet air to ensure the cooling effect of the material, and to prevent the occurrence of moisture return during the cooling process.ZLG series linear vibrating fluidized bed dryer is a new type of drying (cooling) equipment developed by Longxin on the basis of more than ten years of drying experience, which has been widely used in all walks of life. The vibrating fluidized bed not only has a good drying function, but also can complete the process of material granulation, cooling, spraying a small amount of liquid, screening and conveying according to the process needs. Vibrating fluidized bed dryer is to increase the vibration of the bed layer on the basis of material fluidization, so that the material has a process of throwing and loosening, the two organically combined to achieve the effect of laminar fluidization of the bottom bed, suitable for chemical, pharmaceutical, food, dehydrated vegetables, grain, minerals and other industries of powder, granular materials drying, cooling and other operations.Read More

Bromo chlorine flash dryerCase description: The heated hot air contacts and colliding with the Bromo chlorine wet material added by the spiral feeder, initiating a series of physical changes such as mass heat exchange and separation, which separates Bromo chlorine from the wet content and completes the drying.Bromo chlorine is a specific disinfectant, used for industrial water treatment and mineral spring (hot spring) bath disinfection, indoor and outdoor swimming pool disinfection only 1~2ppm can achieve the effect, can also be used for a variety of water treatment, toilet disinfection deodorization, disinfection bleaching and agriculture for flowers and seeds disinfection, sterilization, aquaculture, fruit preservation and other aspects. It can also be made into a variety of packaging tablets, granules, blocks and powders. Bromo chlorine in water can continuously release active Br- ions and active Cl- ions through dissolution, forming hydrobromic acid and hypochlorous acid. The generated hydrobromic acid and hypochlorous acid have strong oxidation, and can oxidize the biological enzymes in microorganisms to achieve the purpose of sterilization.Bromo chlorine flash dryer process:Bromo chlorine flash dryer uses wind as wet and heat carrier, and fan as power to achieve mass and heat exchange in the drying process, so that the wet part of Bromo chlorine has phase change, and the separation of Bromo chlorine and wet part is achieved, that is, drying. The natural wind is generally used for drying. After the natural wind passes through the air filter, it is heated by the fan into the steam heat exchanger, coal or oil or gas hot blast furnace, and the heated hot air is then distributed into a uniform cyclone with a certain flow rate and flow direction by the hot air distributor of the flash main engine. The cyclone contacts and colliding with the Bromo chlorine wet material added by the spiral feeder, initiating a series of physical changes such as mass heat exchange and separation, which separates Bromo chlorine from the wet content and completes drying. Bromo chlorine flash dryer equipment features:1. a variety of feeding devices for choice, feeding continuous stability, will not produce bridge phenomenon.2. A special cooling device is set at the bottom of the dryer to avoid deterioration of the material in the bottom high temperature area.3. special air pressure sealing device and bearing cooling device, effectively extend the service life of the transmission part.4. the special wind distribution device reduces the resistance of the equipment, while making the wind speed in the tower tend to balance.5. the drying chamber is equipped with a grading ring and a swirl sheet, the fineness of the material and the final moisture can be adjusted and controlled.6. High circumferential gas velocity in the drying room, short residence time of materials, effectively preventing material wall adhesion and deterioration of heat-sensitive materials.Flash dryer is a new type of continuous drying equipment which integrates drying, crushing and screening. It is especially suitable for drying filter cake, paste and mud paste. The drying time of the wet material in the drying tower is only tens of seconds, the water evaporates instantly, and the quality of the dried product has a great relationship with the drying temperature, wind speed, air volume, and the crushing speed. Our company has an innovative design program, by adjusting the flash drying tangent into the wind speed, air volume, crushing speed, control the size of the finished particles and the final water content of the high and low, welcome the demand of new and old users to call to mail consultation details!Read More

Food industry -- sand millLongxin specializes in the production of two-roll machine, three-roll machine, five-roll machine, sand mill, refining machine, mixing tank, stainless steel platform structure, food slurry pipeline transportation and the whole line production EPC project. They are used in the chocolate industry, peanut syrup, wafer, milk powder raw materials, candy, pet food and so on.In the chocolate industry, from single equipment to the entire line of automated production: Cocoa beans are dried after fermentation, roasted after sorting until they are ground into powder, then further ground into powder by refining machine, then transported to two, three or five rollers, pressed and heated, then adjusted by automatic conveyor belt to add cocoa butter for mixing, cooling into blocks, etc., equipment design and installation of the entire production line. The whole production line automation AI+ human-machine interaction and other projects.Read More

Soybean dietary fiber rotary flash dryerBrief introduction of the case :Soybean dietary fiber rotary flash dryer by putting the material into the dryer, under the strong action of high-speed rotating stirring, under the action of impact and friction to disperse, quickly crushed, fully heated, dry, in the separator for gas-solid separation, to obtain the collection and packaging of finished soybean dietary fiber, and the tail gas is treated by the dust removal device, to meet the national environmental protection requirements after empty.Soybean Dietary fiber engineering Description:Dietary fiber is recognized by the medical and nutritional communities as the "seventh nutrient". In foreign countries, soybean dietary fiber has been widely used, the products sell well in the world, and the enterprise benefit is remarkable. In our country, soybean residue, which is rich in soybean dietary fiber, comes from a wide range of sources and is cheap, and its development and utilization will produce good social and economic benefits.Our company based on excellent process technology and rich production experience, through understanding customer needs, manufacturing soy dietary fiber special rotary flash dryer.Soybean dietary fiber production process:Wet soybean residue → adjusted acid (1mol/L hydrogen chloride adjusted pH value of 3 ~ 5) → hot water soaking (80℃ ~ 100℃,2h) → neutralization (1mol/L sodium hydroxide to adjust pH value to neutral) → dehydration and drying (drying at 65℃ ~ 70℃ or air drying to 8% moisture content) → grinding → screening (80 mesh) → soybean residue powder → extrusion (feeding moisture 16.8%, 150℃ screw speed 150r/min) → cooling → grinding → functional activation and ultra-fine grinding.Soybean dietary fiber rotary flash dryer working process:The material enters the dryer, under the strong action of high-speed rotating mixing, under the action of impact and friction, it is dispersed, rapidly crushed, fully heated and dried, and gas-solid separation is carried out in the separator, which can collect and package the finished soybean dietary fiber, and the tail gas is treated by the dust removal device and emptied after meeting the national environmental protection requirements.Soybean dietary fiber rotary flash dryer equipment advantages:1, a variety of feeding device specifications to choose from, feeding continuous stability, no bridge phenomenon.2, the special cooling device effectively avoids the deterioration of soybean dietary fiber in the bottom high temperature area.3, high gas velocity, soybean dietary fiber residence time is short, no sticky wall phenomenon occurs.4, grading ring and swirl sheet can make soybean dietary fiber fineness and final moisture can be adjusted and controlled.Application range of rotary flash dryer:Because it integrates drying, crushing and screening, it is a new type of continuous drying equipment. The rotary flash dryer is popular with organic matter such as sodium oxalate, benzoic acid, inorganic matter such as barium carbonate, copper sulfate, soy protein, wine lees and other food, zinc sulfide, black iron oxide and other dye engineering industries.The drying time is short, only tens of seconds can evaporate the water, our company's technical department has a unique design program, can control the particle size and final water content of the finished product by adjusting the wind speed, air volume, etc.Our company can produce rotary flash dryer according to customer requirements and material characteristics, welcome new and old customers to call to inquire about the specific plan!Read More

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