extruder single screw

single screw for extrudsion machinary - details see: https://www.machineto.com/extruder-single-screw-10334647

Place of Origin:Zhejiang China (Mainland)

Brand Name:jialong

Single screw and barrel are used in extrusion process. Product with carefully choosing the design (barrier, maddock, spiral).

Single Screw and Barrel Ranges:

Screw Diameter:	15mm -300mm
Screw Length:	L/D ratio 15 - 46

Single Screw and Barrel Technical Specifications:

Steel Material	DIN 41CrA1Mo7 / AST M4140 / GB 38CrMoAlA
Heat Treatment	Nitride depth: 0.5 mm - 0.7 mm
Surface hardness:	HV900 - HV1,000
Chromate plating:	Thickness 0.05 mm - 0.10 mm, hardness HV950
Special treatment:	Carbide coating on screw flight and bimetallic barrel
Screw straight tolerance	0.015 mm/m
Surface roughness	Ra 0.4m