螺 丝 元 素

螺 丝 元 素

Info:

The parallel twin-screw and barrel for extrude machine

Specification��   Screw diameter: ��37mm to ��120mm��L/D ratio: 18 to 36.

Material��
Alloy-Steel of High Quality
1)38 CrMoAlA(JIS SACM645)
2)CW6Mo5Cr4V2