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Dragon Abrasives Group Limited

Add: 265# Anshanxi Street, Core Mall Times International Department, Nankai District, Tianjin, 300192 China

Fax: +86-22-87899537

Mob: +8613622002228

Tel: +86-22-87899539

E-mail: info@abrasives.asia

Web: http://www.abrasivesasia.com

Fused Mullite And Spinel

Refractory Fused Mullited

Refractory Fused Mullited

Fused mullite is widely used in ladle, torpedo ladle brick, high-temperature industrial kiln brick, glass kiln lining brick and high-temperature sagger, slab and other refractory products. Fused Mullite’s Chemical Composition


Fused mullite is widely used in ladle, torpedo ladle brick, high-temperature industrial kiln brick, glass  kiln lining brick and high-temperature sagger, slab and other refractory products. 

Fused Mullite’s Chemical Composition


chemical composition %

AL2O3

72-77

SiO2

23-29

Fe2O3

≤0.1

R2O

≤0.5

RO

≤0.3

mullite phrase content (%)

≥95

glass phase content  (%)

≤5

linear expansion coefficient (1/°C)

-6.0*10-6

real density (g/m³)

≥3.2

refractoriness (°C)

≥1840

grain size of section sand (mm)

0-1/1-3/3-5

powder (mesh)

0-325   0-200

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