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Screw Conveyor

GX Series — Enclosed Screw Conveying

GX series tubular screw conveyor for enclosed conveying of powder, granular and small-lump materials in mining, metallurgy, cement and chemical industries.

Jaw Crusher

Product OverviewProduct Overview

The screw conveyor is a tubular enclosed conveying equipment that uses a rotating helical screw blade to transport powder, granular and small-lump materials along a trough or tube. The GX series screw conveyor consists of a screw shaft, casing, drive unit, and inlet/outlet ports. As the screw rotates, material is pushed forward along the tube by the rotating helical flights, similar to a Archimedes screw. The enclosed tubular design prevents dust leakage and material contamination, making it suitable for handling cement, fly ash, chemical powders, grain and other fine materials. The screw conveyor can be arranged horizontally or at an inclination up to 20 degrees, with multiple configurations including single-tube, twin-tube, and jacketed designs for cooling or heating applications. It is widely used in mining, metallurgy, cement, construction materials, chemical, food processing and grain handling industries for short-distance material conveying.

Working PrincipleWorking Principle

1

Feed

The moving jaw retreats, increasing chamber volume, and material feeds into the chamber by gravity.

2

Crushing

The moving jaw advances, compressing and shearing the material between moving and fixed jaw plates, causing fragmentation.

3

Discharge

When crushed material is smaller than the discharge opening, it is automatically discharged from the crushing chamber bottom.

4

Cycle

Each eccentric shaft revolution completes one "feed-crush-discharge" cycle for continuous crushing.

Crushing Force Transmission Path
MotorV-beltBelt PulleyEccentric ShaftMoving JawToggle PlateFrame

Product FeaturesProduct Features

Large Crushing Ratio

Deep cavity crushing, V-shaped chamber design, crushing ratio up to 6-8, reducing crushing stages and downstream equipment investment.

High Output

Optimized chamber design, large eccentric throw, production efficiency increased by 30%; deep cavity with no dead zones for stronger feeding capacity.

Uniform Particle Size

Wedge-type discharge opening adjustment for good product shape; shim adjustment is reliable and convenient with wide range for various gradations.

Simple Structure

Modular design, fewer wear parts for easy daily maintenance; quick-access maintenance ports reduce downtime.

Reliable Operation

Moving jaw assembly uses high-quality steel castings, heavy-duty eccentric shaft, stable operation; toggle plate auto overload protection for worry-free safety.

Easy Maintenance

Jaw plates are reversible, doubling service life; standardized lubrication system, low maintenance cost, strong spare parts compatibility.

Economical & Energy-saving

15-30% energy savings per unit, over double for system; low noise, less dust, low operating cost, green and environmentally friendly.

Application FieldsApplication Fields

Mining Industry

The main battlefield for primary crushing of metal ores (iron/copper/gold/manganese) and non-metal ores, can form a complete crushing-beneficiation-grinding production line with magnetic separators and ball mills。

Building Materials

Cement raw materials, limestone, sandstone crushing. Multi-stage toothed liners ensure uniform particle size, output meets concrete mixing station gradation requirementsquirements。

Metallurgical Industry

Manganese ore, chromite and other high-hardness alloy ore crushing. High-strength alloy steel frame withstands continuous impact of Mohs hardness 7-8.

Environmental Recycling

Waste construction debris and industrial slag recycling crushing, with optional dust and noise control devices to meet environmental compliance requirements around urban areas.

Bulk Material Basalt River Gravel Limestone Iron Ore Copper Ore Gold Ore Manganese Ore Quartz Construction Waste Coal Gangue

Selection AdviceSelection Advice

  1. Material Hardness:For Mohs hardness 7-8 (granite, basalt), choose PE-600×900 and above models with high manganese steel jaw plates for extended wear life。
  2. Capacity Requirements:For daily capacity under 500 tons, choose PE-400×600 ~ PE-600×900;For thousand-ton production lines, choose PE-900×1200 models and above。
  3. PE vs PEX Selection:PE SeriesSuitable for primary crushing,PEX SeriesSuitable for secondary crushing,Can be combined to form a complete crushing process。
  4. Wet/Sticky Materials:Increase discharge opening or add drying pretreatment to prevent material clogging,Ensure continuous stable production。

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