... wear resistance furnace,cutting blades, rollers,etc4 Manufactures blades with maximum length of 5500mm and maximum diameter of 1500mm, The products5 ... , 6CrW2Si, Cr12MoV, 9CrSi, H13, H13K HMB and MHK and self-developed HMB and HMK high alloy series which have been rewarded ... the features of high intensity, high hardness, high toughness, and high hardenability, etc. 7 The incision is smooth without ...