... heat, high efficiency,acid corrosion, high temperature, thermal stability and good features.It is not only advanced abrasives materials ... ,and or advanced grinding, polishing steel and stainless steel. It is also widely ... 1000#,1200#,1500#,2000#,2500#,3000#,4000#Refactory grade: 1-0mm,3-1mm,5-3mm,5-8mm-200mesh,-240mesh,-300mesh specificationChemicalcomposition ...