China 95%Brown Fused Alumina for Lapping Industy China Manufacturer China Brown China Emery

Brown corundum is characterized by high hardness, high strength, impact resistance, high temperature resistance, oxidation resistance, corrosion resistance, low creep, low carbon content, no detonation, no pulverization, excellent thermal stability and chemical stability
Chemical specification of brown fused aluminaUsageSize rangeChemical specification(%)AL2O3TIO2SIO2Non Woven Bag FE2O3CAOMagnetic materialsegment sand8-5mm≥95.00≤3.00≤1.00≤0.20≤0.30≤0.455-3mm3-1mm1-0mmGrits sand4#-80#95.00-96.501.5-3.00≤1.00≤0.20≤0.30≤0.4590#-150#94.50-96.50180#-220#94.00-96.50≤1.20≥220#≥Mattress Machine 93.001.5-3.5≤1.30 Physical characteristics of brown fused aluminamaterialcrystalcolourdensityBulk densitya-AL2O3hexagonalbrown>3.90g/cm31.68-1.95g/cm3Mohs hardnessMicro hardnessGrinding abilityLinear expansion coeffecientElectrical resistivity9HV2200-23000.107.61014 ~1018 Ω.cm FREQUENT ASK QUESTION
1. Are you a factory or trading company?we are a factory for white fused alumina and brown fused alumina ,located in Gaochengtown Dengfeng county Zheng zhou city Hennan province China2. Do your offer samples for test ?we offer free samples for you test below 5 kg , we only charge produnct cost if your needsamples more than 5kg3. How do you pack your produAgricultural Machinery cts ?1.1ton jumbo bag with or without pallet ,use doublElectric Motor e plastic woven bag2.1ton jumbo bag enclose 40 little bag ,each little bag 25kg ,need charge 5$4. What kind of payment term do your factory use ?T/T1.one time pay off in advance if the goods value below 1000$2.first time pay 30%~50% after your place order ,we begin product ,the others must be payoff against copy of B/L