... Chilled steel, 2.High-speed steel, High-carbon steel 1.cutting wheel has good flexibility, high Intensity and high Wear-resisting. The ... -speed steel, High-carbon steel,Chromium corundumPAPink,rose-red Sharp cutting, good edges holdout, durableSuitable for form grinding, knives, Measuring instrumentGreen ... Tensile strength metallic and Nonmetallic material, i.e. single alundum cutting wheel