GRM Medium-Pressure Granular Rotary Airlock Valve
Conveying Valves · Rotary Valves
≤ 1.5 bar granular rotary valve with energy-saving airlock design, for conveying and metering.
Design data
- Size range
- 4" ~ 24"
- Flange standard
- ANSI 150# / DIN PN10 / JIS
- Working pressure
- ≤ 1.5 bar
- Operating temperature
- -10 ~ 200 °C
- Material
- CF8 / CF8M / aluminium
Customised valve designs are available on request.
Features
- Anti-shear design prevents pellets being cut during operation, reducing vibration and failure risk
- Reinforced bearing support improves rotor-to-housing fit accuracy
- Integrated vent port for better pocket filling
- Double-lip shaft seal for low leakage
- Airlock design for lower energy cost
Applications
- Pellets and regrind
- Pneumatic conveying systems
- Metering systems
Dimensions & data
Unit: mm unless otherwise stated · Swipe to see the full table
| Model | Φd | H | ΦQ | L1 | L2 |
|---|---|---|---|---|---|
| GRM150-100 | 108 | 270 | 48.3 | 254 | 200 |
| GRM200-150 | 162 | 360 | 48.3 | 299.5 | 232.5 |
| GRM250-200 | 212 | 450 | 60.3 | 324 | 257 |
| GRM320-250 | 265 | 500 | 88.9 | 373.5 | 289.5 |
| GRM400-300 | 315 | 600 | 88.9 | 417.5 | 330.5 |
| GRM480-350 | 346 | 750 | 88.9 | 460 | 378 |
| GRM550-400 | 396 | 850 | 108 | 506 | 414 |
| GRM630-500 | 500 | 970 | 108 | 571 | 479 |
| GRM730-600 | 600 | 1070 | 141.3 | 636 | 544 |
Related products
GRHHigh-Pressure Granular Rotary Valve
≤ 3.5 bar granular rotary valve with patented anti-shear design for high-pressure conveying.
GRLGravity-Discharge Granular Rotary Valve
≤ 0.2 bar rotary valve for gravity discharge and metering of pellets.
PRMMedium-Pressure Powder Rotary Valve
≤ 1.5 bar powder rotary valve with large, steep ports and polished interior.
PBHBlow-Through Powder Rotary Valve
≤ 3.5 bar blow-through powder rotary valve with embedded bearings and tight clearances.
Planning a new line or an upgrade?
Tell us your material, capacity and distance – our engineers will reply with a conveying concept and quotation.