Vis et baril en plastique simples de tuyau de HDPE/PPR

1 set (1 pc screw and 1 pc barrel)

35~45 days

Design Details

Screw

I TYPE:nitirding ones

II TYPE:bimetallic ones

III TYPE:chrome plating ones

Barrel 

I TYPE:nitriding ones

II TYPE:bimetallic ones

Accessories

Two flanges to connecting gearbox & die head

Technical Specification

Material:High quality 38CrMoAlA

Process:Advanced nitriding & bimetallic process

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