Screw Element for Twin Screw Extruder
There are various kinds of raw material for the screw elements with different thermal treatment for these spare parts. The most popular ones are listed as follows.
Raw Material Comparison
Code | Anti-wearing | Anti-corrosion | Application |
38CrMoAlA | Normal | Good | Screw & Barrel |
Cr12MoV | Good | Good | Screw & Barrel Lining |
W6Mo5Cr4V2 | Excellent | Normal | Screw & Barrel Lining |
α101 | Perfect | Good | Barrel Liner |
Functional screw blocks mainly include conveying, shearing, kneading and degassing.
We also provide three/triple lobed screw elements of specific extruders which feature a better mixing effect.