Extruder chrome plated single screw

Usage: Suitable for single screw extruders

Origin: Zhejiang, China

Brand name: JED

Material: 38CrMoAlA

Process: Nitriding and bimetallic

Nitride hardness: HV900-HV1000

Nitride layer depth: 0.45-0.8mm

Nitride brittleness: less than level 2

Surface roughness: Ra 0.4

Straightness of screw: R0.015mm

Length to diameter ratio: 1: (20-55)

Bimetal: Alloy layer 2-2.5