Compression Screws

$900.00 + GST

SKU: 20 Category:

Description

Plastic extrusion compression screws

26 x 588mm to suit precious plastic extruder

Material: 38CrMoAlA

Hardness After Hardening & Tempering:HB280-320

Nitrided Hardness:HV900-1000

Nitrided Case Depth:0.45-0.8mm

Nitrided Brittleness:Less than Grade 2

Surface Roughness:Ra 0.4

Screw Straightness:0.015mm

Alloy Hardness:HRC 50-65

Alloy Depth:0.8-2.0mm