Detailed Description Supply quartz sand wear special heat-treated steel rod mill steel bar: quartz sand dressing wear-resistant materials Co., Ltd. Jinan Houde rod mill special steel bars instructional materials: major domestic steel production of round steel production process : procurement of raw materials - according to customer needs cutting - straight - heat treatment - quenching and tempering quenching - test - Packaging straightening process: quenching and tempering. Surface hardness: HRC45-55 not straight: less than 0.003 off the stick rate: less than 0.01 Length: 2-7M feature wear-resistant materials Co., Ltd. Jinan Houde ofsted bar: 1, high overall hardness, surface hardness 55HRC . 2, good hardenability, hardness is not very different inside and outside, and the hardness distribution. 3, continue to stick, do not wear side, chaos rods, not paddles. Main purpose: lower hardness of non-ferrous metal ores a / tungsten ore and other mining b / quartz sand and other non-metallic mineral rod mill Packing: Bundle silica sand beneficiation