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Type: | Corundum | Corundum Mullite | Mullite | High-Alumina | Fire clay | |||||||||
Item | AM-90 | MS-80 | MS-60 | HM01P | LN-55B | LN-65B | LN-75B | GN-85B | HM12P | NN-38 | NN-45B(NM13P) | NN-42(MA-N31) | ||
AL2O3 % | ≥90 | ≥80 | ≥60 | ≥85 | ≥55 | ≥65 | ≥75 | ≥85 | ≥70 | ≥38 | ≥45 | ≥42 | ||
Refractoriness | ≥1790 | ≥1790 | ≥1770 | ≥1790 | ≥1770 | ≥1790 | ≥1790 | ≥1790 | ≥1790 | ≥1690 | ≥1730 | ≥1710 | ||
Refractoriness under Load | ≥1700 | ≥1650 | ≥1400 | T2≥1400 | T2≥1300 | T2≥1400 | T2≥1400 | T2≥1650 | T2≥1550 |
| T2≥1200 | T2≥1200 | ||
Modulus of rupture Mpa | 110×24h | ≥2.5 | ≥3.0 | ≥2.0 | ≥3.0 | ≥2.0 | ≥2.0 | ≥2.0 | ≥2.0 | ≥4.0 | ≥1.0 | ≥2.0 | ≥1.0 | |
1200×3h | 1500×3h≥6.0 | 1500×3h≥6.0 | 1500×3h≥6.0 | 1500×3h≥6.0 | 1400×3h≥6.0 | 1400×3h≥6.0 | 1400×3h≥6.0 | 1400×3h≥6.0 | 1200×3h≥8.0 | ≥3.0 | ≥6.0 | ≥3.0 | ||
Linear Change Arter Heating % | 1500×2h | 0+0.5 | 0+0.5 | +0.5+1 |
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1400×3h |
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| +1-5 | +1-5 | +1-5 |
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| 1200×3h+1-3 | 1300×3h+1-5 | 1300×3h+1-5 | ||
Adhesive time min | 1.52 | 1.52 | 1.52 | 12 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 13 | ||
Particle size % | -1.0mm |
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| 100 | 100 | 100 | 100 |
| 100 | 100 | 100 | |
+0.5mm | ≤2 | ≤2 | ≤1 | ≤1 | ≤2 | ≤2 | ≤2 | ≤2 | ≤1 | ≤2 | ≤2 | ≤2 | ||
-0.074mm | ≥40 | ≥45 | ≥50 | ≥50 | ≥50 | ≥50 | ≥50 | ≥50 | ≥50 | ≥50 | ≥50 | ≥50 | ||
cheap high quallity refractory Clay/mortar