Fine size reduction with classification in a pulverizing system.
Feed is introduced into the pulverizing chamber and reduced by the high-speed grinding action. The integrated classifier returns oversize particles for further grinding while fine product is carried to the collection system.

| Item | Unit | WFJ-15 | WFJ-18 | WFJ-32 |
| Production Capacity | kg/h | 10–200 | 20–450 | 60–800 |
| Feed Particle Size | mm | <10 | <10 | <15 |
| Discharge Particle Size | mesh | 80–320 | 80–450 | 80–450 |
| Total Power | kW | 13.5 | 17.5 | 46 |
| Main-Shaft Speed | r/min | 3800–6000 | 3800–6000 | 3800–4000 |
| Overall Dimensions (L×W×H) | mm | 4200×1200×2700 | 4700×1200×2900 | 9000×1500×3800 |
| Weight | kg | 850 | 980 | 1500 |