Double-shaft paddle screw

Double-shaft paddle screw

Double-shaft paddle screw is a common conveying equipment, widely used in mines, chemical plants, construction sites and other places. It consists of two parallel spiral shafts, usually made of steel, and the spiral shafts are covered with spiral blades. When the spiral shaft rotates, the blades push the material from the conveying port to the other conveying port, thereby realizing the conveying of the material.


Working principle and structure of double-shaft paddle screw

The working principle of the double-shaft paddle screw is to drive the spiral blades to rotate through the rotation of the spiral shaft, thereby pushing the material along the spiral path. Its structure mainly consists of two parallel spiral shafts and spiral blades covering the shaft. The design of the spiral blades can be adjusted according to the nature of the material to ensure effective conveying.

Application scenarios of double-shaft paddle screw

Double-shaft paddle screw conveyors are widely used in metallurgy, building materials, chemical industry and other industries, mainly used to convey granular, powdery or blocky materials. For example, it can convey fly ash, cement, ore and other materials. In addition, the twin-shaft paddle screw conveyor can also be used to mix and stir materials, compact materials, isolate materials and adjust material flow to meet different process requirements .

Advantages of twin-shaft paddle screws

Versatility: It can not only convey materials, but also perform operations such as mixing, stirring, compacting and isolation.


Wide range of application: It is suitable for the transportation of various granular, powdery or sticky materials.

Flexible adjustment: By controlling the rotation speed and inclination angle, the conveying speed and flow of materials can be accurately controlled.


Twin-shaft paddle screws play an important role in many industrial fields due to their versatility and wide applicability, but their maintenance and energy consumption issues also need to be paid attention to during use.

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