rubber powder

1.Fine Rubber Powderfine rubber powderis made of waste rubber tires. According to the material selection and various meshes forming in the different techniques control process, it is applicable for making tire, hose, belt, rubber board, ground pavement, roofing material, waterproof roll-roofing, railway sleeper and raw & accessory material for rubber powder modified pitch. 1. The Chemical & Physical Property index of Fine Rubber Powder: Q/SHKJ002-2008 variety /grade item index Tires RubberPowderShoe RubberPowderMiscellaneous Rubber powderSuper gradeexcellentFirst gradequalifyexcellentFirst gradeexcellentFirst gradeWater content,% ≤ 0.800.801.001.201.001.201.001.20Ash content,% ≤ 9.0010.0012.0015.0038.0042.0038.0042.00Extraction of acetone,%≤ 12.0012.0013.0013.0013.0015.0015.0018.00Stretch strength, MPa ≥ 40 mesh13.012.011.010.010.08.010.08.060 mesh18.015.013.011.013.011.012.010.080 mesh18.015.014.013.015.013.014.012.0Elongation rate, % ≥ 40 mesh50048044038042038038035060 mesh52050046040046042044040080 mesh520500480420480450460430Screenings , % ≥ 10