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Fire clay and high Alumina Mortars :
| Quality | Al2O3 % Min. | Fe2O3 % Max. |
P.C.E.Orton Cone (°C)
|
Service Temp (°C)
|
Application Area
|
| NA - Mortars-IS-6 | 22.0 | 2.5 | 20/1564 | 1350 |
For Laying of 30% Al2O3 bricks |
| NA - Mortars- Special | 26 | 2.8 | 26/1621 | 1400 | For Laying of 35% Al2O3bricks |
| NA - Mortars - 40 | 38 | 2.8 | 31/1683 | 1450 |
For Laying of 40% Al2O3 bricks |
| NA - Mortars -45 | 42.0 | 2.8 | 31 1/2 / 1699 | 1500 |
For Laying of 45% Al2O3bricks |
|
NA - Mortars-50
|
48 | 3.0 | 32/1717 | 1500 |
For Laying of 60% Al2O3bricks |
| NA - Mortars-60 | 55 | 3.5 | 33/1743 | 1550 |
For Laying of 50% Al2O3 bricks |
| NA - Mortars-70 | 65.0 | 3.5 | 34/1763 | 1600 |
For Laying of 70% Al2O3 bricks |
| NA - Mortars-70 L | 68 | 3.0 | 35/1783 | 1650 | For Laying of 70% Al2O3 low iron bricks |
| NA - Mortars-80 | 75.0 | 2.5 | 36/1804 | 1700 |
For Laying of 80% Al2O3bricks |
| NA - Mortars-85 | 80 | 2.0 | 37/1824 | 1750 |
For Laying of 85% Al2O3bricks |
| NA - Mortars-40 S | 40 | 2.2 | 32/1717 | 1500 |
For Laying of 40% Al2O3 bricks |
| NA - Mortars-45 S | 45.0 | 2.2 | 32 1/2/1724 | 1520 |
For Laying of 45% Al2O3bricks |
| NA - Mortars-50 S | 50 | 2.2 | 33/1743 | 1550 |
For Laying of 50% Al2O3 bricks |
| NA - Mortars-55 S | 55.0 | 2.2 | 33/1/2/1751 | 1580 |
For Laying of 55% Al2O3bricks |
| Ktw Mortar-60 S | 60.0 | 2.2 | 34/1763 | 1620 | For Laying of 60% Al2O3low iron brick |
| Ktw Mortar-42 D | 42 | 1.8 | 32/1717 | 1550 | For Laying of 60% Al2O3low iron brick |
| Ktw Mortar-30 D | 30.0 | 1.8 | 31/1683 | 1450 | For Laying of 30% Al2O3low iron brick |