Iso-pressed Dense Chrome Blocks for Fiberglass Kilns
Iso-pressed dense high chrome blocks are recommended for installation in quick wear areas of reinforcing fiberglass furnaces, E-glass furnaces, or as throat blocks and doghouse corner blocks for soda lime glass furnaces. It has much better corrosion resistance than any conventional refractories.
| Items | high dense type | medium dense type |
| Cr2O3 | 94% | 94% |
| TiO2 | 3.8% | 3.8% |
| Apparent Porosity | 12% | 16% |
| Bulk Density | 4.6 g/cm3 | 4.5 g/cm3 |
| Cold Crushing Strength | 250 Mpa | 200 MPa |
| Thermal Shock | week | medium |
2% to 3.5% ZrO2 could be mixed in the raw material to compensate the thermal shock capability of this product.
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