SHANDONG KAITEDA CHEMICAL CO., LTD.  

Product Name: Chinse Professional Factory of White Fused Alumina for MDF Model NO.: powder Trademark: scm Transport Package: 25kgs/500kgs/1000kgs Specification: powder Origin: China HS Code: 28181090 Product Description White fused alumina/White aluminium oxide (WA)is electrically fused in the furnace with high grade bayer processed alumina as raw material..It has high purity,ability of self-sharpening,better cutting,less heat emit,higher efficiency,acid and alkali resistance,good thermal stability.Abrasives tools made of it are suitable for grinding high-speed,high carbon steel ,etc.It also can be used as materialsfor grinding and polishing,precision casting,spaying and coating, medium body for chemical industry,special ceramics and high-grade refractory materials,etc.The physical and chemical analysis Al2O3 MIN 99.53% Na2O MAX 0.4% Fe2O3 MAX 0.1% SiO2 MAX 0.1% Crystal system Hexagonal Color White Micro Hardness HV2200-2300 Grinding ability(compared with diamond as one) 0.12 Hardness(mohs) 9 Ture density 3.9 g/cm3 Bulk density 1.75-1.95 g/cm3PurposeSpecificationChemical Composition(%)Magnetic material content(%)maxAbrasives gradeAl2O3minFe2O3maxSiO2maxTiO2maxgrain12-80990.050.260.080.002390-150990.060.280.090.0021180-220990.080.300.100.0018micropowder240-400098.50.10.400.15-Refractory gradeGroup Size0-1mm1-3mm3-5mm5-8mm990.10.350.3-Fine Powder-180mesh-200mesh-240mesh-320mesh990.10.350.3-colorwhite Hardness(mohs)9.0Melting point(°C)2250Maximum service temperature(°C)1900Ture density(g/cm3)3.9Abrasives gradeGrain: 16#,20#,24#30#,36#,46#,54#,60#,80#,100#,120#,150#,180#,220#Micropowder:240#,280#,320#,360#,400#,500#,600#,800#,1000#,1200#,1500# 2000#,2500#,3000#,4000#Refractory grade1-0mm,3-1mm,5-3mm,5-8mm -200mesh,-240mesh,-320meshApplication1. it are suitable for grinding high-speed,high carbon steel2. high-grade refractory materials3. abrasives tool4. grinding and polishing5. ceramics6. LED7. sandblasting8. aviationPacking1.25kg woven bag,40 woven bags/jumbo bag.2.25kg woven bag,40 woven bags/pallet3.25kg paper bag,40 paper bags/pallet4.25kg paper bag,40 paper bags/paper box