Mullite

Model Number

DM70,M70,M60

NATURAL SINTERED MULLITE

Manufactured directly from raw bauxite,fired in a rotary kiln with heavy oil as fuel at temperatures exceeding 1750℃.

	M70	M60
Al203 %	70-73	60-63
Fe203 %	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
Na20 %	0.20max	0.20max
K20 %	0.20max	0.20max
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

NATURAL FUSED MULLITE

Manufactured directly from raw bauxite,fused in an electric arc melting furnace.

DM70 Al2O3 % 70-73 Fe2O3 % 0.3max TiO2 % 1.80max CaO % 0.2max MgO % 0.55max Na2O % 0.20max K2O % 0.20max B.D. g/cm3 2.90min Apparent Porosity % 2.0max Water Absorption % 0.8max Refractoriness ℃ 1850min Mullite Phases% 90min