good quality and competitive price
function is wear-resisting
material is hi-chrome alloy casting
Specification:
1**ardness:52-62HRC
2**seful life:can be produced more than 200000 cubic meter concrete or 300000 tons asphalt
3**aterial:Hi-chrome
4**tandard:
CN:KM TB Cr 15-25-GT
US:ASTM A532 Class Two Type D
5**trength of extension:380 N/mm2
6**xtension at break:1%
7**hock impact(resistance)value:>5 ak N.M/CM2
8**lexuralstrength:>600 ak N.M/CM2
9**ertification:ISO9001:2008