High alumina bricks are designed for applications requiring higher refractoriness, improved load-bearing capacity, and resistance to aggressive operating conditions. These bricks are manufactured with alumina content ranging from medium to high grades, depending on application requirements.
They are commonly used in critical zones of steel furnaces, cement kilns, reheating furnaces and other high-temperature industrial equipment where thermal stability and mechanical strength are essential.
| Brand Name | Al2O3 (%) | Fe2O3 (%) | A.P. (%) | B.D. (gm/cc) | CCS (kg/cm²) | PLC (%) | PCE (SK) | RUL (°C) | Best Application Area |
|---|---|---|---|---|---|---|---|---|---|
| Deep Jyoti 30 | ≥ 30.0 | ≤ 1.80 | ≤ 21.0 | ≥ 2.00 | ≥ 250 | ±0.8 | 27 | 1350 | Back-up lining |
| Deep Jyoti 42L | 36 – 40 | ≤ 2.50 | ≤ 18.0 | ≥ 2.15 | ≥ 250 | – | 28 | 1350 | Rolling mill & coke oven |
| Deep Jyoti 42D | ≥ 42 | ≤ 1.80 | ≤ 18.0 | ≥ 2.22 | ≥ 400 | -1 | 31 | 1430 | Blast furnace |
| Deep Jyoti 45D | ≥ 45.0 | ≤ 1.80 | ≤ 18.0 | ≥ 2.25 | ≥ 450 | -1 | 33 | 1460 | Blast furnace |
| Deep Jyoti HiAl 50 | ≥ 50.0 | ≤ 1.6 | ≤ 18.0 | ≥ 2.30 | ≥ 400 | – | 34 | 1450 | BF, COP, Glass Furnace & Other Applications |
| Deep Jyoti 55S | 53 – 55 | ≤ 2.10 | ≤ 22.0 | ≥ 2.30 | ≥ 450 | -1 | 34 | 1480 | Rolling mill, power plants |
| Deep Jyoti HiAl 60 | 58 – 61 | ≤ 1.20 | ≤ 18.0 | ≥ 2.50 | ≥ 500 | -1 | 36 | 1600 | BF, COP, Glass Furnace & Other Applications |
| Deep Jyoti 62 (SPL) | ≥ 60.0 | ≤ 2.0 | ≤ 22.0 | ≥ 2.40 | ≥ 500 | -1 | 36 | 1500 | Lead furnace |
| Deep Jyoti 70R | 65 – 71 | NA | ≤ 22.0 | ≥ 2.55 | ≥ 500 | 3 | 35 | 1450 | Re-heating furnace |
| Deep Jyoti 70 B (G) | 65 – 71 | 2.9 – 3.4 | ≤ 22.0 | ≥ 2.55 | ≥ 450 | < +3.0 | 36 | 1440 | Rotary kiln, small ladle |
Tuber and Flat
30 cm to 140 cm
Gloss, Matte, Metallic
D-punch & Plastic handle
30 GSM to 240 GSM
100% reusable and recyclable product
Toluene-free Inks, Rotogravure printing upto 8 colours
5-50 kg for small bags 500 kg – 1Ton for FIBC bags
U-panel, Circular, 4-panel, Baffle & Conical bottom
Corona pre-treatment for BOPP films
UV protection and anti-aging function
Available in multiple colours
Perforation for breathability
Anti-skid printing
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