Stock code
839391
Taphole Blocks
Classification:
Product Introduction
Taphole block is one of the key refractory products for converter and EAF steelmaking whoseperformance directly affects the production rhythm.And it is crucial to quality of molten steel andrefractory consumption per ton steel.Adopting magnesia and carbon as the main components,JHCO taphole block is baked under high temperatures,has good thermal conductivity,highresistance to slag erosion,molten slag penetration and thermal shock.
Main chemical compositions and physical properties
| Grade | JH-10A | JH-14A | |
| Chemical compositions(%),≥ | MgO | 76 | 73 |
| C | 11 | 12 | |
| BD(g/cm³),≥ | 2.95 | 2.93 | |
| AP(%),≤ | 4.0 | 4.0 | |
| MOR(MPa),(1400℃×0.5h),≥ | 8 | 10 | |
| CCS(MPa),≥ | 40 | 35 | |
Packaging:wooden box,rope or others upon customer request.
Storage&handling:moisture-proof,move with care.
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