... size 46#,3.Hardness(1):Q4.Structure number(2): 45.Bonding agent:resin6 ... and steel,for example ferrous metal,nonferrous metal,mild steel,alloy steel,stainless steel,cast steel,high tensile steel,steel tubes,steel pipe,steel ... 6.Feed the wheel through the work as fast as possible without slowing ... prevent moisture and direct sunlight,keep the warehouse shady and ventilated.The warehouse's temperature ...