SK36 | SK38 | BTA85 | A90 | ||
---|---|---|---|---|---|
Pyrometric Cone Equivalent | Orton Cone | 35 – 36 | 37 – 38 | >38 | 39 – 40 |
Refractoriness | °C | 1,785 | 1,830 | 1,840 | 1,880 |
Bulk Density | kg/m3 | 2,460 – 2,480 | 2,740 – 2,750 | 2,885 – 2,920 | 3,010 – 3,060 |
Apparent Porosity | % | 18.0 – 19.0 | 17.0 – 18.0 | 17.0 – 18.0 | 16.0 – 17.0 |
Cold Crushing Strength | kg / cm2 | 450 – 480 | 720 – 750 | 900 – 1,000 | 900 – 1,000 |
Modulus of Rupture | kg / cm2 | 70 – 80 | 120 – 130 | 200 – 250 | 150 – 160 |
Reheat Test. Permanent Linear Change After Heating at 1.400 ° C | % | + 0.5 | + 1.00 | + 1.0 |
SK36 | SK38 | BTA85 | A90 | ||
---|---|---|---|---|---|
Pyrometric Cone Equivalent | Orton Cone | 35 – 36 | 37 – 38 | >38 | 39 – 40 |
Refractoriness | °C | 1,785 | 1,830 | 1,840 | 1,880 |
Bulk Density | kg/m3 | 2,460 – 2,480 | 2,740 – 2,750 | 2,885 – 2,920 | 3,010 – 3,060 |
Apparent Porosity | % | 18.0 – 19.0 | 17.0 – 18.0 | 17.0 – 18.0 | 16.0 – 17.0 |
Cold Crushing Strength | kg / cm2 | 450 – 480 | 720 – 750 | 900 – 1,000 | 900 – 1,000 |
Modulus of Rupture | kg / cm2 | 70 – 80 | 120 – 130 | 200 – 250 | 150 – 160 |
Reheat Test. Permanent Linear Change After Heating at 1.400 ° C | % | + 0.5 | + 1.00 | + 1.0 |