Tungsten Carbide Rod suppliers Product Name: h6 carbide rod Grade: KU20 Diameter: 0.7mm~50mm, accept diameter customization Length: 330mm/310mm, accept length customization Surface: h6 polished Hardness: 91.8HRA TRS: 3800 Cobalt: 10% Density: 14.45 Specifications Grade KU20 Application Sub-fine grain size, processing by medium speed, good general performance, drill bits and end mills are recommended, suitable for cutting Ordinary alloy steel, aluminum alloy, heat resistant alloy, cast iron, etc. Grain sizes: 0.2um , 0.4um, 0.6um, 0.7um, etc. Grade Introduction GradeGrain size (um)Cobalt content (wt-%)Density (g/cm3)Hardness (HRA)TRS (N/mm2)KIC (MPa.m1/2) KU200.71014.4591.8380010.5 KR10Z0.61014.4592.2400010.7 KU250.41214.1292.5420010.2 KU4090.4914.593.240009.6 KU100.4614.89438008.7 KU2090.2914.459442009.2 KU300.71513.9889.6450013.8 Applications For making the drill bits, end-mills, reamers Quality Control All raw materials are tested in terms of density, hardness and TRA and HV30 before use. Every piece of product goes through in-process and final inspection. Every batch of product can be traced. Tungsten Carbide Rod suppliers website:http://www.kunruicarbide.com/tungsten-carbide-rod/