Star rotary airlock discharger with green painted body, square inlet flange and cycloid gearmotor drive

Bulk Material Conveying

Star Rotary Airlock Discharger

GP-YJD-A / GP-YJD-B Series

Rotary airlock valve for continuous discharge from dust collector hoppers and silos while keeping the system airtight.

Capacity
0.5 - 60 m³/h
Rotor
6 - 12 blades, cast or welded
Pressure difference
≤ 0.15 MPa
Material
Cast iron, carbon steel, 304 / 316L stainless

Data needed for an accurate quotation

  • Air or gas volume at operating temperature
  • Dust or pollutant type and concentration
  • Required outlet concentration or standard
  • Available plot size and power supply

Technical parameters

Grouped specification sheet

Technical parameters
Performance
Discharge capacity0.5 - 60 m³/h depending on size and speed
Rotor speed15 - 60 r/min, adjustable by VFD
Pressure difference≤ 0.15 MPa
Air leakageLow leakage with blade tip clearance 0.2 - 0.5 mm
Structure
BodyCast iron or welded steel, round or square flange
Rotor6 - 12 blades, open or closed type
DriveCycloidal reducer or helical gear motor
SealingLabyrinth plus packing seal, nitrogen purge optional

Values shown are the standard manufacturing range. Final parameters are calculated from your gas volume, dust or pollutant load, temperature and the emission standard in force at your site.

Customisation options

  • Wear resistant liner or hard faced rotor
  • Explosion proof motor and anti-static design
  • High temperature sealing for hot ash
  • Square or round flange to match existing hopper

Export packing & delivery

  • Single unit in wooden case with flange protection
  • Reducer oil drained for shipping

Drawings, assembly sequence, manual and test records are supplied with every shipment. On-site engineer dispatch can be arranged for complete system projects.

Read the export and installation checklist

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Operating temperature
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Selection notes for this equipment

Inquiry for Star Rotary Airlock Discharger

The product name and model are attached automatically. Add your gas volume, dust or pollutant data and required outlet value.

Prefer a direct channel? Email szamtx@163.com or scan the WhatsApp QR code in the floating button.

Tell us your plant condition, we will size the system

Send air volume, dust or gas data, temperature and available space. Our engineers reply with a configuration proposal and a budget quotation within 1 working day.

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