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Help CenterHigh-quality Screw Barrel for Plastic Package Cup Helmet Production Etc
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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)
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 |
Send Inquiry to This Supplier
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