Item 

Unite 

X-MA-N31

X-HM-12P

X-AM-L10

Refractoriness 

℃

1690

1820

Chemical composition 

%

33

70

Modulus of rupture strength 

110℃

Mpa

0.8

4.0

4.0

1200℃

0.2

1500℃
8.0

900℃
0.4

0.2Mpa Refractoriness under load 

℃

1550

Size 

+0.5mm≤

%

1

-0.074mm≥

0.5

THermal conductivity 

W/m.k

0.395

Application 

Fireclay Brick Construction(N3) 

High-Alumina SiC Brick Construction

Insulating Brick Construction