Classification: Drying equipment
Overview: 1. General description of rotary drum dryerRotary kiln dryer is a widely used drying equipment, which plays a very important role in chemical industry, light industry, coal, building materials and mining and metallurgy industries. It is suitable for d…
Excellent quality and ingenious manufacturing
1. General description of rotary drum dryer
Rotary kiln dryer is a widely used drying equipment, which plays a very important role in chemical industry, light industry, coal, building materials and mining and metallurgy industries. It is suitable for drying big granules and large density materials of chemical and mining industries. It also be used for drying powder and granular materials with special requirements.
2. Work principle of Rotary drum dryer
After the wet materials are fed into the dryer from one end, under the turning of the flights evenly distributed in the inner drum, the materials are evenly distributed and dispersed in the dryer and contact with the cocurrent (countercurrent) hot air, which speeds up the driving force of drying heat and mass transfer. In the drying process, under the action of inclined flights and hot air flow, the materials move to the other end of the dryer and discharged by the star discharge valve.
3. Features of Rotary drum dryer
1. Mechanization level is high and capacity is large.
2. The resistance for fluid to pass through the drum is low, and energy consumption is low.
3. Good adaptability to the characters of materials.
4. Operation is stable, operation cost is low, and the uniformity of dried product is good.
4. Parameters of Rotary drum dryer
Model (m) |
Capacity (t/h) |
Rotary speed(rpm) |
Power (kW) |
Installation angle |
Final moisture of product |
Φ1.0×5.0 |
0.5~1.2 |
0.6~6 |
4 |
3~5° |
≤1.5% |
Φ1.2×6~10 |
1.5~3 |
0.6~6 |
5.5 |
3~5° |
≤1.5% |
Φ1.5×12~18 |
3~5.5 |
0.6~6 |
15 |
3~5° |
≤1.5% |
Φ1.8×12~18 |
5~6.5 |
0.6~6 |
18.5 |
3~5° |
≤1.5% |
Φ2.2×12~22 |
7~12 |
0.6~6 |
22 |
3~5° |
≤1.5% |
Φ2.4×15~20 |
9~15 |
0.6~6 |
30 |
3~5° |
≤1.5% |
Φ3.0×25 |
16 |
0.6~6 |
55 |
3~5° |
≤1.5% |
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