Induction Furnace Linings
| Name | MST °C |
Chemical analysis (fired basis) |
PLC% MST |
Rammed Density kg/m3 |
Max Grain Size mm |
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| Al2O3 | MgO | SiO2 | Fe2O3 | Misc | |||||
Spinel Linings |
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Jonvibe M15 |
1750 | 84 | 14 | <0.5 | <0.5 | +5.0 | 2900 | 5 | |
Jonvibe M16 |
1700 | 87 | 10 | <0.5 | <0.5 | Cr2O3 2.0 | +5.0 | 2850 | 5 |
Jonvibe M17 |
1750 | 86 | 12 | <0.5 | <0.5 | +4.0 | 2800 | 5 | |
Jonvibe M15 special |
1700 | 84 |
14 | <0.5 | <0.5 | +5.0 | 2900 | 5 | |
| Other Linings | |||||||||
Jonvibe B10 |
1800 | 9.8 | 87.5 | 1.0 | 0.5 | +1.0 | 2900 | 5 | |
Jonvibe A59 |
1650 | 58.8 |
38.0 | 1.0 | +5.0 | 2650 | 5 | ||
Topping and Patching Materials
| Name | MST °C |
Chemical analysis (fired basis) |
Cold Crushing Strength MN/m3 |
PLC% MST |
Green Density kg/m3 |
Max Grain Size mm |
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| Al2O3 | SiO2 | Fe2O3 | Misc | Dry | 1000°C | MST | |||||
Toppings |
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Jonram FS76 |
1700 | 75.7 | 16.6 | 1.6 | 9 | 8 | 13 | +1.8 | 2800 | 5 | |
Jonram FS79 |
1750 | 79.1 | 15.2 | 1.0 | 17 | 18 | 17 | +3.8 | 2900 | 5 | |
Jonram FS83 |
1700 | 82.9 | 12.2 | 1.0 | 25 | 34 | 15 | +4.0 | 2900 | 5 | |
Jonram FP85 |
1700 | 83.8 | 8.3 | 1.1 | 5 | 10 | 9 | +1.0 | 2900 | 5 | |
Patchings |
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Jonram FP80 |
1700 | 64.0 | 26.9 | 1.8 | 10 | 14 | 23 | -2.0 | 2400 | 3 | |
Jonram FP90 |
1800 | 89.8 | 5.0 | 0.5 | 4 | 5 | 8 | -1.8 | 2800 | 1 | |
Jonram FP92 |
1800 | 91.6 | 5.0 | 0.2 | 11 | 18 | 14 | -1.0 | 2900 | 3 | |
Jonram HRM1 |
1700 | 75.7 | 16.4 | 1.6 | Dry Mix | 14 | 16 | 14 | +1.8 | 2800 | 5 |
Coil Screeds
| Name | MST °C |
Chemical analysis (fired basis) |
Cold Crushing Strength MN/m3 |
PLC% MST |
Density kg/m3 |
% Water addition | Max Grain Size mm |
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| Al2O3 | SiO2 | Fe2O3 | Dry | 1000°C | MST | ||||||
Joncote 90 |
1750 | 91.1 | 0.7 | 0.3 | 55 | 35 | 61 | -2.0 | 2750 | 9-12 | 1 |
Joncote 95 |
1800 | 94.2 | 0.2 | 0.1 | 35 | 35 | 41 | -1.2 | 2900 | 8-11 | 1 |
Joncote TA3 |
1800 | 93.1 | 0.2 | 0.1 | 75 | 55 | 89 | -2.0 | 2900 | 7-9 | 3 |
General Foundry Products
| Name | MST °C |
Chemical analysis (fired basis) |
Cold Crushing Strength MN/m3 |
PLC% MST |
Green Density kg/m3 |
Max Grain Size mm |
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| Al2O3 | SiO2 | Fe2O3 | Misc | Dry | 1000°C | MST | |||||
Jonram FP57Z |
1700 | 50.0 | 35.5 | 0.8 | ZrO2 7.5 | 4 | 8 | 41 | -1.5 | 2450 | 5 |
Jonram FP70 |
1700 | 66.1 | 26.1 | 0.8 | 6 | 9 | 20 | +0.6 | 2500 | 5 | |
Joncote Z |
1700 | 21.7 | 31.9 | 0.5 | ZrO2 40.1 | na | na | na | na | na | 0.5 |