Items

Clay

High aluminum

Brand

NQ-2

NQ-1

LGQ-2

LGQ-1

Chemical composition,%

Al2O3,≥

38

45

48

60

Fe2O3,≤

/

/

/

/

Refractoriness≥

1650

1690

1710

1750

Bonding time ,min

12

12

12

12

Modulus of rupture, MPa

110×24h

0.4

0.4

0.5

0.8

×h

1200×3
0.6

1250×3
1.0

1350×3
2.0

1400×3
2.5

Particle,%

0.5mm,≤

1

1

1

1

0.088mm.≥

50

50

50

50

Thermal conductivity (350±25)W/m.k

0.34

0.34

0.45

0.50

Using temperature,

1300

1350

1400

1450