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Contact Details
Address:
Near Sardar Vallabhbhai Patel School,
Tanki Faliya, Vapi – 396 191.
Dist.Valsad
Gujarat
Name:
Dinesh Chauhan
Phone:
+91 74870 80283
+91 95211 33081
Email:
cktechengineers@gmail.com
dkinsulationvapi@gmai.com
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Frequently Asked Questions
Setting Time: 48 to 72 Hours (average)
- CNSL mortar : 16 – 20 Hours
- Furan mortar : 12 – 16 Hours
- Phenolic mortar : 18 – 24 Hours
- Silicate mortar : 8 – 10 Hours
| Operating Temperature (°C) | Recommended LRB Thickness (mm) |
|---|---|
| Up to 150°C | 40–50 mm |
| 150–250°C | 50–75 mm |
| 250–400°C | 75–100 mm |
| 400–600°C | 100–125 mm |
| 600–750°C | 125–150 mm (or multi-layer) |
These are general guidelines—the actual thickness depends on:
Required surface temperature
Ambient conditions
Insulation layout (single vs double layer)
Economic thickness optimization
| Brick Type | Max Temp (°C) | Main Use Area in Boilers |
|---|---|---|
| Fire Bricks | 1400 | General combustion chambers |
| Silica Bricks | 1700 | Roofs, walls, arches |
| High Alumina Bricks | 1800 | Burner zone, furnace throat, superheaters |
| Insulating Fire Bricks | 1200–1400 | Backup insulation |
| Acid-Resistant Bricks | <600 (chem only) | Chimneys, flue gas areas |
| Magnesite Bricks | 2000 | Very high temp zones (rare in boilers) |
| Chrome-Magnesite Bricks | 1800 | Incinerator zones, ash handling (rare) |