Product name: Single screw cylinder for extruder
The single screw cylinder for extruder that can strengthen the performance of the plastic products.We are a professional manufacturer of screw and barrel which has been in the line for many years,we can make all kinds of screw and barrel according to your requirements.
Material Available:
Nitriding Steel: | 42CrMo, 38CrMoALA, etc |
Cool work steel: | D2, SKD61, 9Cr18MoV etc. |
Heat resistant steel: | SKH51, GH113 etc. |
Technical specification:
Hardness After Hardening &Tempering: | HB240 -280 |
Nitrided Hardness: | Hv850-1000 |
Nitrided Depth: | 0.45-0.7mm |
Nitrided Brittleness: | ≤Grade 2 |
Surface Roughness: | Ra0.4 |
Screw straightness: | 0.015mm |
Surface Chromate-plating's Hardness After Nitrided: | ≥900Hv |
Chromate-plating Depth: | 0.05-0.10mm |
Bimetallic-alloy Hardness: | HRC56 -65 |
Alloy Depth: | 0.8-2.0mm |
Single screw and barrel of extruder machine
Diameter of screw :Φ15-Φ360 L/D=15-45