Drying Equipment > Spray drying

  • Pressure spray dryer
  • Pressure spray dryer
  • Pressure spray dryer
  • Pressure spray dryer
  • Pressure spray dryer
  • Pressure spray dryer
Product Details

Product introduction
  The unit is a device that can complete drying and granulation simultaneously. According to the technological requirements, the pressure, flow rate and the size of the nozzle of the feed-liquid pump can be adjusted.The required spherical particles with a certain proportion of size were obtained.
Working principle

  The working process of the unit is that the material and liquid are input through the diaphragm pump at high pressure, spray droplets, and then flow down with hot air. Most of the powder particles are collected by the outlet of the tower bottom. The exhaust gas and its tiny powder are separated by the cyclone separator. The exhaust gas is discharged by the exhaust fan. The powder is collected by the pollinator located at the lower end of the cyclone separator. The outlet of the fan can also be equipped with a secondary dust removal device with a recovery rate of 9. More than 6-98%.
Performance characteristics

◎The drying speed is fast, and the surface area of the material is greatly increased after atomization. In hot air flow, 95%-98% of the water can be evaporated instantaneously. The drying time can only take more than ten seconds to tens of seconds, which is especially suitable for the drying of heat-sensitive materials.
◎All products are spherical particles with uniform particle size, good fluidity, good solubility, high purity and good quality.
◎It can be dried by hot air or granulated by cold air according to the characteristics of materials. It has strong adaptability to materials.
◎Simple and stable operation, convenient control, easy to achieve automation.
Material adaptation
Spray dried granules:
◎Chemical industry: catalysts, resins, synthetic detergents, greases, ammonium sulfate, dyes, dye intermediates, white carbon black, graphite, ammonium phosphate, etc.
◎Food: Amino acids and analogues, seasonings, protein, starch, dairy products, coffee extracts, fish meal, meat concentrate, etc.
◎Pharmaceutical: Chinese patent medicine, pesticides, antibiotics, pharmaceutical granules, etc.
◎Ceramics: Magnesium oxide, porcelain clay, various metal oxides, dolomite, etc.
◎Spray granulation: all kinds of fertilizer, alumina, ceramic powder, pharmaceutical, heavy metal super hard steel, fertilizer, granular laundry powder, Chinese patent medicine.
◎Spray cooling granulation: amino fatty acids, paraffin, glycerin, and tallow. Spray crystallization, spray concentration, spray reaction and other aspects are often used.


technical specifications

Model Company 50 100 150 200 300 500 1000
Water evaporation kg 50 100 150 200 300 500 1000
Shape size(Ф×H) mm 1600×8900 2000×11500 2400×13500 2800×14800 3200×15400 3800×1880 4600×22500
High Pressure Pump Pressure mPa 2~10
power KW 8.5 14 22 24 30 82 30
Inlet air temperature oC 140~350
Water content of products % <5(accessible0.5)
Material recovery % >97
Electric heating KW 75 120 150 When the temperature is below 200, according to the actual technology
Electric vaporization Mpa+KW 0.5+54 0.6+90 0.6+108  
Hot blast stove Kcal/h 100000 150000 200000 300000 400000 500000 1200000

★The above evaporation is the maximum.

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Technical support:Changzhou wisdom cubic network technology co., LTD