Mullite

Raw material This product is mainly made of alumina powder and high quality quartz sand, smelted by a large-scale high temperature electric arc furnace. Processing Advantage1.uniform expansion 2.good th...

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Parameter

Raw material
This product is mainly made of alumina powder and high quality quartz sand, smelted by a large-scale high temperature electric arc furnace.

Processing
Mullite manufacture

Advantage
1.uniform expansion
2.good thermal shock resistance
3.high refractoriness under load
4.less of high-temperature creep
5.high hardness
6.good resistance to chemical corrosion.

	Guarantee %	Typical %
Al₂O₃	72-76	75.3
SiO₂	23-26	24.08
Fe₂O₃	≤0.10	0.05
R₂O	≤0.50	0.18
RO	≤0.30	0.28
Mullite(%)	≥95
Glass(%)	≤5
Linear expansion coefficient(1/℃）	-6.0 X 10-6
Bulk density(g/cm3)	≥3.0
Particle size	0-1-3-5-8mm, 180 mesh, 200 mesh, 325 mesh
Package	25kg/ton, 1 ton/Jumbo Bag

Application
Glass kiln lining bricks, alkali free glass settling pond, large-scale smelting blast furnace bricks, blast furnace low creeping sillimanite bricks, ceramics kilns, saggars, pillar, petrochemicals and other industries. It is high grade refractory raw material.
Mullite manufacture