Natural Sintered Mullite M60 M70 for Refra...

1. Professional manufacturer for 15 years;2. Enjoy a good Reputation;3. Reliable supplies;4. Prompt delivery (7 days for 1000MT); Natural sintered mullite Natural sintered mullite is manufactured directly from raw bauxite, fired in a rotary kiln with heavy oil as fuel at temperatures exceeding 1750?. CHEMICAL PERFORMANCE INDEX  Chemicals M70 M60 Al2O3 % 70-73 60-63 Fe2O3 % 1.1max (1.2%max for fine) 1.2max(1.3%max for fine) TiO2 % 2.50max 2.50max CaO % 0.25max 0.25max MgO % 0.55max 0.55max Na2O % 0.20max 0.20max K2O% 0.20max 0.20max   PHYSICAL PERFORMANCE INDEX  Properties M70 M60 B.D. g/cm3 2.78min 2.65min Apparent Porosity% 4.0min 4.0min Water Absorption % 1.5max 1.5max Refractoriness ? 1830min 1750min Mullite Phases% 90min 80min  Notes: 1) If you have special requirement for the specifications, please donn't hesitate to contact us. Usually, our skills and equipments are able to meet your special requirement; 2) A wide range of sizes is available as per customer's request. 3)Besides BFA, WFA, sintered mullite and fused mullite, we also manufacture and export other refractory and abrasives materials, such as dense corundum, tabular corundum, magnesia alumina spinel and a wide range of refractory bricks. We are always ready to welcome friends home and abroad to visit our factory.