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Refractory Raw MaterialsAluminosilicate raw materials

Fused Mullite

Fused mullite is supplied as a refractory raw material as grain and as powder, according to the single specification below.

Grain sizes: 0-1, 1-3, 3-5 mm
Powder sizes: -200, -325 mesh

Product overview

Fused mullite is supplied as a refractory raw material as grain and as powder. The catalogue gives a single specification covering chemistry, mullite and glass phase content, true density, refractoriness and the available grain and powder sizes.

Technical data

Specification
Property	Unit	Data
Al₂O₃	%	72-77
SiO₂	%	23-29
Fe₂O₃	%	≤0.10
R₂O	%	≤0.50
RO	%	≤0.30
Mullite Phase Content	%	≥95
Glass Phase Content	%	≤5
True Density	g/cm³	≥3.2
Refractoriness	°C	≥1840
Grain Size	mm	0-1, 1-3, 3-5
Powder Size	mesh	-200, -325