Dear Manager ,
Good day to you , this is Kaylee from Ningbo Tizatech . Over 29 years in Screw and Barrel line , we have drawings for Haitian Injection Molding Machines and most of drawings for Chen Hsong .
Our main products is :
Injection Machine Screw & Barrel .
12~450mm Diameter
25~80000g Shot Weight
250~32000KN Mould Clamping Force
Extrusion Screw & Barrel .
9~450mm Diameter
12~55 L/D
Your inquiry pls feel free to find kaylee(at)tizatech.com
Base Materials:
38CrMOAlA ( JIS SACM645)
42CrMo (JIS SCM440)
40Cr
GH113
SKD11
SKD61(H13)
Gr12MoV
Duplex Stainless Steels
Technical Details
Hardness after Hardening & Tempering | HB280-320 |
Heat Treatment of Screw | Nitriding 120 Hours |
Hardness of Nitration Layer | HRC 56-58 |
Hardness of Bimetallic Layer | HRC 62-64 |
Nitride Hardness | HV850-1000 |
Nitride Brittleness | >=Grade Two |
Nitrated Layer of Screw | 0.5-0.8mm |
Fragility of Nitration | Less Than Grade 1 |
Bimetallic Layer Thickness | 2-4 mm |
Screw Straightness | 0.015mm |
Surface Roughness | Ra 0.4um |
Hard Chrome Plating (HCP) | >= 900HV |
HCP Layer Depth | 0.025-0.10mm |
Means of Transport | by Sea or by Air |
Delivery Date | 25-30 Days |
Packaging | Ply Wood Case |
