Spray drying tower is mainly used for drying cemented carbide mixture.。
Spray Drying Tower is composed of mixture inlet system, heating system, drying tower, dust collecting system, cleaning and condensation system, motor fan system, and electric control system.
Heating method: N2 heated by electric heated thermal oil
Nebulization method: Pressure spray nozzle
Technical specification
Type
GN300S
Rated voltage
380 V 50 Hz, three-phase five-wire
Power
280KW
Raw material
WC-Co slurry
Slurry medium
Alcohol (water≤10%)
Solid in slurry
70%~85%
Alcohol recycling rate
≥95%
Output
300kg/h
Gas inlet temperature of drying
190-230℃
Gas outlet temperature of drying tower
80-100℃
Alcohol inlet temperature of cleaning tower
16-20℃
Gas outlet temperature of cleaning tower
19-25℃
Oxygen content in drying tower
≤3%
N2 supply
3-4bar (tower)
Purity: 99.9%
N2 consumption
60Nm3/h (O2 exhausting process )
7Nm3/h (other process)