Refractoriness (℃): | 1770< Refractoriness< 2000 |
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Feature: | Long Time Materials |
Type: | Refractory Material |
Shape: | Powder |
Material: | Castable |
Color: | Grey |
Samples: |
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Customization: |
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Suppliers with verified business licenses
Items | NN-30 | NN-38 | NN-42 | NN-45A | NN45B | ||
ºC Refractoriness not less than ºC | 1630 | 1690 | 1710 | 1730 | 1730 | ||
AL2O3% Not less than |
30 | 38 | 42 | 45 | 45 | ||
≥Mpa CMOR | 110ºC After drying |
1.0 | 1.0 | 1.0 | 1.0 | 2.0 | |
1200ºC×3h After burning |
3.0 | 3.0 | 3.0 | 3.0 | 6.0 | ||
2.0%≥ Refractoriness under load | 1200 | ||||||
% Linear variation rate | 1200ºC×3h After burning |
1~3 | |||||
1300ºC×3h After burning |
1~5 | ||||||
min Bonding time | 1~3 | ||||||
% Particle size | -0.1mm | 100 | |||||
+0.5mm Not more than |
2 | ||||||
-0.074mm Not more than |
50 |
Suppliers with verified business licenses