Active Member
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[China]
Address: Rm.1-701, No.399 Tongzipo Rd., Changsha, RPC, 410000
Contact name:
Easy Fashion Metal Products Co., Ltd. |
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Spray Drying Tower
1. Overview
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: electrical heating N2
Spray method: nozzle
2.Technical specifications
Model | 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% |
Medium | Alcohol |
Alcohol recovery rate | ≥95% |
Capacity | 300kg/h |
Gas inlet temperature of drying tower | 190~230°C |
Gas outlet temperature of drying tower | 80~100°C |
Alcohol inlet temperature of cleaning tower | 16~20°C |
Gas outlet temperature of cleaning tower | 19~25°C |
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) |
Cooling water | 13~15°C,2-3 bar |
Compressed air | 5~6 bar |
Compressed air consumption | 5m3/h (others) |
Residual alcohol in RTP | 0.2~0.3% |
Powder temperature | ≤25°C |
Material recovery rate | ≥98% ≥94% (Drying tower)； ≥4% (Dust collecting system) |
