single screw and barrel for rubber machine

Model:	-
Brand:	shenglong
Origin:	Made In China
Category:	Industrial Supplies / Other Industrial Supplies
Label:	rubber machine , screw and barrel , extruder
Price:	US $1000 / set
Min. Order:	1 set

Product Description

diameter of pin screw and barrel: Φ75-Φ200mm

diameterof cold feed or hot feed screw and barrel: Φ30mm-300mm

L/D ratio:12-18

technical parameter

Depth of Nitrated Layer: 0.5-0.8mm

Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1

Surface roughness: Ra 0.4um
Hardness of Cr-coating Layer: ≥950Hv

Thickness of Cr-coated Layer: 0.03-0.08m

Hardness of Bimetallic Layer: HRC55-72

Depth of Bimetallic Layer: >2mm

zhoushan shenglong machinery co.,ltd
Country/Region:	Zhe Jiang - China
Business Nature:	Manufacturer
Phone:	87083003
Contact:	shao (sales)
Last Online:	30 Nov, 2016