Shanghai Ming Yuan Metal Products Co., Ltd. supplies high-quality 618HH 618HH die steel die steel die steel chemical composition specifications 618HH 618HH hot work die steel 

 (Assab) Sweden Assab 618HH features: 

 1. Good polishing performance of several photo-etching 
 2 good processing properties 
 3 high-purity fine uniformity 
 4 wear better, longer die life 

 (Assab) Sweden Assab 618HH advantages: 

 618HH vacuum melting of chromium - nickel - molybdenum alloy steel, hardened and tempered after the factory prior to treatment, have the following advantages: 
 1 no quenching crack the risk of deformation and heat treatment 
 2 without heat treatment costs 
 Shorten the molding cycle 3. 
 4 to reduce the cost of the mold (eg: no need to correct the deformation) 
 5 die easy fix 
 6 may be subjected to nitrogen and flame hardened, the mold side to enhance the surface hardness and wear resistance 

 (Assab) Sweden win hundred ASSAB 618HH purposes: 

 1 large long-life plastic injection mold, such as home appliances, computer shell mold. 
 2 as high hardness, can be used only to slide the plastic mold 
 3 thermoplastic extrusion die 
 4 Blow Mold 
 5 forming tools 
 6 structural components 

 (Assab) Sweden Assab 618HH the physical properties of 

 Hardened and tempered to 340HB hardness, slightly higher temperature in the room and the physical properties.