refractory mortar
refractory mortar 1.good fluidity, 2.high refractoriness, 3.construction convenient.
Description
refractory mortar
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 |
1250×3 |
1350×3 |
1400×3 |
|
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 |