blade sharpening machine

blade sharpening machines: semiautomatic and automatic

blades: for  plastic crusher, shredder etc.

HRC 52~55: 65Mn, SK5, T10

HRC55~58:  SK5, T10, 9CrSi, 6CrW2Si

HRC 58~62: 9CrSi, 6CrW2Si,Cr12MOv,W6Mo5Cr4v2,Cr12MoV,SKD11,D2,W18Cr4V