ALURATH-PRESSED MULLITE BRICKS AND PLATES

ALURATH-PRESSED MULLITE BRICKS AND PLATES

ALURATH mullite-based pressed formulations offer high-density, low porosity, good hot strength, and good sag resistance. These grades are specified for high-temperature, high-load applications. ALURATH is available in many brick and plate sizes, as well as custom shapes.



 

ALURATH M70 PRESSED MULLITE BRICKS AND PLATES
Properties Units ALURATH GRADE
M701 M702 M703 M704
Density lbs/ft³
(g/cm³)
162
(2.6)
153
(2.45)
162
(2.6)
156
(2.5)
Apparent Porosity % 15 18.5 17 18
Cold Crushing Strength Kpsi
MPa
18.8
130
11.6
80
11.6
80
6.6
45
Refractoriness under load,
DIN 51053 ta ºF
ºF > 2912 TBD TBD > 2912
Creep
Load 0.2Mpa (28.4Psi)
Temp. 1500ºC (2732ºF)
e25[%]

s25-15[%]
TBD TBD TBD 0.18

0.01
Thermal Shock
Resistance DIN51068-1
Quench with water
Cycles 6 11 14 > 100
Hot Flexural Strength

@ 1200°C (2192°F)
@ 1400ºC (2552ºF)
@ 1500ºC (2732ºF)

Psi(MPa)
3350 (23)
1600 (11)

TBD

TBD

2180 (15)
1165 (8)
870 (6)


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