Brand:ZY
MOQ:10
Quantity:230
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1.Feature: Clay Firebricks have excellent thermalshock asistance, low porosity, high refractoriness under load andso on.
2.Use: Used in steel, non-ferrous metal,metallurgy, charking, glass, ceramic, building materials,chemicalindustry,electric power and so on, it is preferred materials ofthermal industry''s equipment.
3.Physical and Chemical Indexes
| Item | Indexes | ||
| N-1 | N-2a | N-2b | |
| Al2O3% | ≥42 | ≥40 | ≥40 |
| Refractoriness(°C) | ≥1760 | ≥1730 | ≥1730 |
| 2kgf/cm2 Refractoriness underload | ≥1420 | ≥1350 | ≥1340 |
| Permanent Linear Change1400°C,2h | -0.4 | -0.3 | -0.5 |
| Apparent Porosity % | ≤22 | ≤23 | ≤24 |
| Cold CrushingStrength | ≥35 | ≥32 | ≥29.5 |
4.Package
5. ProductionEquipment
