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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
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1. Professional manufacturer for 15 years;2. Enjoy a good Reputation;3. Reliable supplies;4. Prompt delivery (7 days for 1000MT);
NATURAL FUSED MULLITE
Natural fused mullite is manufactured directly from raw bauxite, fused in an electric arc melting furnace.
CHEMICAL PERFORMANCE INDEX
Chemicals
DM70
Al2O3
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I am Blanche zhang from HENAN RONGANN THERMO-TECHNICAL NEW MATERIALS CO.,LTD.,(we used name Sanmenixia City New Yangshao Synthetic Materials Co., Ltd.) .
We produce all kinds of refractory raw material such as Homogenized Bauxite, Spinel, Mullite, Cordierite,Oil Proppant, sintered
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Feature
Steatite is a dense porcelain, having Talc as main material and magnesium m-silicate as main crystalloid. It is produced by the following steps : Mixing small amount of kaoline and organic substance bonding agent in Talc, extruding or high-pressure press shape forming, and sintering around 1250°C.The Coefficient of Thermal Expansion is
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Basic Physical Properties
Item
HN 850A
HN 920A
HN 960A
Chemical Composition
%
Al2O3 85.0
Al2O3 92.0
Al2O3 96.0
Specific Gravity
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3.45
3.60
3.72
Water Absorption
%
0
0
0
Hardness
MOHS
9.0
9.0
9.0
Rockwell (HRa)
85
86
88