Tubular screw conveyor with gear motor drive finished in the factory yard

Bulk Material Conveying

Screw Conveyor (Shaftless & Shafted)

GP-LS / GP-WLS Series

Shafted and shaftless screw conveyors for powder, granule, sludge and sticky material in horizontal or inclined duty.

Capacity: 1 - 200 m³/h
Screw diameter: Ø160 - Ø800 mm
Length: Up to 30 m single drive
Type: Shafted, shaftless, tubular or U-trough

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
Conveying capacity	1 - 200 m³/h
Screw diameter	Ø160 - Ø800 mm
Screw speed	20 - 120 r/min
Inclination	0 - 20° with reduced capacity factor
Structure
Trough	U-trough with bolted covers or sealed tube
Screw	Shafted with hanger bearing, or shaftless with liner
Liner	Manganese steel, nylon or wear resistant rubber
Drive	Gear motor at head or tail, direct or chain

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

Stainless steel for food, pharma and corrosive material
Wear resistant hard facing on screw edge
Multiple inlets and discharge gates
Jacketed trough for heating or cooling

Export packing & delivery

Trough in 3 or 6 m sections with bolted flanges
Screw protected with anti-rust wrapping

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

Matched equipment

Systems usually supplied together

Collector, fan, discharge valve and conveying equipment designed as one train so interfaces and spares stay consistent.

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

View details Get a quote

Bulk Material Conveying

Drag Chain (Scraper) Conveyor

GP-MS / GP-FU Series

Enclosed drag chain conveyor for dust, ash and granular material, horizontal or inclined with airtight casing.

Capacity: 5 - 400 m³/h
Length: Up to 80 m single drive
Casing width: 160 - 1,000 mm
Inclination: 0 - 30° depending on material

View details Get a quote

Bulk Material Conveying

Belt Conveyor for Bulk Material

GP-DTII / GP-TD75 Series

Fixed and mobile belt conveyors for long distance, high capacity transport of coal, ore, ash and aggregates.

Capacity: 50 - 3,000 t/h
Belt width: 500 - 2,000 mm
Length: Up to 500 m per drive section
Inclination: Up to 18° for general bulk material

View details Get a quote

Selection notes for this equipment

All articles

Bulk Conveying2026-04-177 min read

Bulk Conveying Equipment Selection: Airlock, Screw, Chain, Belt or Bucket

Which conveyor suits which material, distance, inclination and temperature, and how to match discharge valves with dust collector hoppers.

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