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 thermalDrying Machine stability and chemical stability
Chemical specification of brown fused aluminaUsageSize rangeChemical specification(%)AL2O3TIO2SIO2FE2O3CAOMagnetic materialsegment sandIntegrated Circuit 8-5mm≥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#≥93.001.5-3.5≤1.30 Physical characteristics of brown fTool Packaging used aluminamaterialcrystalcolourdensityBulk densitya-AL2O3hexagonalbrown>3.90g/cm31.68-1.95g/cm3Mohs hardnessMicro hardnessGrinding abilityLinear expansion coeffecientElectrical resistivity9HV2200-23000.107.61014 ~1018 Ω.cm tallurgy-Machinery-p3748/">metallurgy Machinery 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 Machine Tools your needsamples more than 5kg3. How do you pack your products ?1.1ton jumbo bag with or without pallet ,use double 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 pay
off against copy of B/L