High wear resistence, toughness and hothardness. It is mainly used for extrusing, die-casting mould and complex-shaped mould, etc.
高耐磨，韧性和高温硬度。它主要用于挤出，压铸模具形状复杂的模具，等。
2
Hothardness, which is the ability of the material to retain its hardness at elevated temperatures in view of the high temperatures existing in the cutting zone.
热硬度，即材料由于存在于切削区的高温而升温时仍能保持其硬度的能力。
3
Test results show that the material hase excellent wear - resistance for high temperature, hothardness, thermal stability and tarnish resistance. It is applied to produce high quality guide.