Jiangsu Lianguan Science&Technology Development Co., Ltd.

This series of extruders are applied to PVC pipe extrusion line, PVC profile extrusion line, PVC modification pelletizing line, wood plastic composite product extrusion line.

Screw is nitriding processed and nitriding thickness: 0.5-0.6mm, HV: 800-900, surface roughness Ra≤ 0.8µ M  Barrel nitriding thickness: 0.5-0.7mm, HV: 950, inner surface roughness Ra≤ 1.6µ M
Gear box: Gears made of 20CrMoAl, nitriding and polisshing processed. Gear in distribution box is made of 38CrMoAl, nitriding processed, shaft is made of 40Cr.

Barrel adopts air cooling method; Heating rings are made of cast aluminum Frequency conversion timing adopts FUJI inverter, allowable voltage range is ± 15%. Japanese OMRON thermometer, error is ± 1 centi grade. And thermometric unit consists of thermocouples.
The main contactor adopts Siemens product. Wire lines are arranged in order, colors clearly demarcated and labeled accurately.

Water ring exhausting device, vacuum extent: 0~0.075Mpa

We can supply you a whole line for you, such as PVC pipe production line and PVC profile extrusion line.