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refractory mortars
[Introduction of products]
refractory mortars is used in the clay brick construction..
|
Brand |
NN-30 |
NN-38 |
NN-42 |
NN-45A |
NN-45B |
|
|
Refractory |
1630 |
1690 |
1710 |
1730 |
1730 |
|
|
AL2O3≧ |
30 |
38 |
42 |
45 |
45 |
|
|
Cold modulus of rupture |
110.Cdry≧ |
1.0 |
1.0 |
1.0 |
1.0 |
1.0 |
|
1200*3h burning≧ |
3.0 |
3.0 |
3.0 |
3.0 |
6.0 |
|
|
RUL |
1200 |
|||||
|
Permanent linear change |
1200*3h burning |
+1~-3 |
|
|||
|
1300*3h burning |
|
+1~-5 |
||||
|
Cohering time, min |
1~3 |
|||||
|
Particle |
—0.1mm |
100 |
||||
|
+0.5mm≦ |
2 |
|||||
|
—0.074≧ |
50 |
|||||
