Shaftless Screw Conveyor

Shaftless screw conveyor without central axis, So shaftless screw conveyor is suitable for continuously conveying materials which is sticky, easy twine, easy caking, bad liquidity.
Shaftless screw conveyor is mainly used for conveying material, such as large pieces material, sludge, gravel, wood chips etc. The shaftless screw conveyor can conveying max. size of material is 100mm. Allowed to tilt conveying, max slant angle is 45 degree.

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Detailed product description

Main Application:
In addition, there is replaceable liner board in U-shape groove, avoid spiral blade direct contact with u-shaped groove, extend the service life of equipment.
Material of liner board: Nylon/HDPE/ UHMWPE (UPE) etc..
Thickness of liner board: 10/12/14/15mm etc.

The shaftless screw conveyor is mainly composed of driving device, spiral blade, U-shape groove, liner board, inlet and outlet, machine cover and base etc.
Can blend, cool and heat product while conveying
Good sealing. 

Technical parameters

Model WLS150 WLS200 WLS250 WLS300 WLS400 WLS500
Screw diameter(mm) 150 184 237 284 365 470
Thickness of screw blade 18/20mm 18/20mm 18/20mm 18/20mm 18/20mm 18/20mm
Thickness of liner board 10mm 10mm 10mm 10mm 10mm 10mm
Casing pipe diameter 180 219 273 351 402 500
Operating angle(α) ≤30° ≤30° ≤30° ≤30° ≤30° ≤30°
Max delivery length(m) 12 13 16 18 22 25
Capacity(t/h) 2.4 7 9 13 18 28
Model L≤7 Y90L-4 Y100L1-4 Y100L2-4 Y132S-4 Y160M-4 Y160M-4
Power 1.5 2.2 3 5.5 11 11
Model L>7 Y100L1-4 Y100L2-4 Y112M-4 Y132M-4 Y160L-4 Y160L-4
Power 2.2 3 4 7.5 15 15