Screw Conveyor

Continuous sealed conveying equipment using rotating spiral blades. Ideal for powder, granular, and small lump materials. LS, GX, LC series for horizontal, inclined, and vertical transport.

1-300 m³/hConveying capacity
100-1250mmScrew diameter
Up to 70mMax conveyor length
Shaft/ShaftlessDesign options
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Technical Specifications

Model SeriesLS (standard), GX (pipe type), LC (vertical)
Screw Diameter100, 150, 200, 250, 300, 400, 500, 630, 800, 1000, 1250 mm
Conveying Capacity1 – 300 m³/h (material-dependent)
Max Conveying LengthUp to 70 m (single unit); longer via tandem units
Inclination Range0° – 60° (horizontal to steep incline)
Screw TypeShafted (standard); shaftless (for sticky/fibrous materials); ribbon (for sticky); paddle (for mixing)
Trough MaterialCarbon steel (standard); stainless steel 304/316; wear-resistant liner (optional)
Drive Power0.75 – 90 kW (gear motor direct drive)
Inlet/OutletMultiple feed and discharge gates configurable along the trough
CertificationISO 9001; National High-Tech Enterprise; "Hubei Boutique" Certified

Key Features

Fully Sealed Dust-Free

Completely enclosed tubular or U-trough design eliminates dust emissions and prevents material spillage. Ideal for environmentally regulated facilities and hazardous dust applications.

Multiple Inlet & Outlet

Configurable feed and discharge points at any position along the conveyor length. Enables single conveyor to serve multiple process stations simultaneously.

Reversible Operation

Bidirectional conveying capability for applications requiring material transport in both directions. Simplifies process piping and reduces equipment count.

Process Integration

Can simultaneously mix, cool, or heat materials during conveying via jacketed troughs, hollow screw shafts, or mixing paddles. Combines multiple process steps in one unit.

Shaftless Design for Sticky Materials

Shaftless spiral option eliminates the central shaft, preventing material buildup and clogging. Ideal for sludge, wet cake, fibrous materials, and sticky bulk solids.

Space-Efficient & Modular

Compact cross-section fits into tight plant layouts. Modular design allows multiple units to be connected in series for extended conveying distances and complex routes.

Typical Applications

Cement & Fly Ash

Cement powder, fly ash, and kiln dust conveying in cement plants. Fully sealed design prevents fugitive dust emissions and meets environmental compliance.

Sludge & Biosolids

Municipal and industrial sludge conveying with shaftless screw design. Handles high-moisture, sticky materials without clogging. Stainless steel options for corrosion resistance.

Chemical Powders

Safe, contained conveying of fine chemical powders, pigments, catalysts, and additives. Gas-tight options available for hazardous or reactive materials.

Food Processing

Food-grade stainless steel construction for flour, sugar, starch, grain, and powdered food ingredients. Easy-clean design with quick-open covers for washdown.

Water Treatment

Sludge cake, screenings, and grit conveying in wastewater treatment plants. Shaftless screws and corrosion-resistant materials for harsh treatment environments.

Biomass & Wood

Sawdust, wood chips, and biomass powder conveying. Large-diameter screws handle low-density materials efficiently. Explosion-proof drive options available.

Need a Screw Conveyor Solution?

Tell us your material type, capacity, conveying distance, and any special requirements. Our engineering team will specify the optimal screw conveyor configuration within 24 hours.

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