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Light Weight Fire Clay Insulation Brick – B Series for Boiler and Furnace Lining
| MOQ: | 500 pcs |
| Price: | Negotiable |
| Standard Packaging: | pallets |
| Delivery Period: | 10 days |
| Payment Method: | L/C,D/P,T/T,Western Union |
| Supply Capacity: | 10000 pallets/month |
Light Weight Fire Clay Insulation Brick
,Fire Clay Insulation Brick for Boiler
,Fire Clay Insulation Brick for Furnace Lining
Our B Series Light Weight Fire Clay Insulation Brick is a premium refractory material engineered for superior thermal management in high-temperature industrial environments, particularly in boiler insulation and furnace lining. Manufactured from super-pure raw materials with strictly classified fillings, our bricks significantly reduce structural load and heat storage while maintaining excellent thermal shock resistance and long service life.
With a standard size of 230*114*65mm, low bulk density (0.60–1.25 g/cm³), and working temperatures from 900°C to 1600°C, our lightweight insulation bricks provide a cost-effective solution to reduce fuel consumption, construction costs, and furnace downtime.
| Property | B-1 | B-2 | B-3 | B-4 | B-5 |
|---|---|---|---|---|---|
| ≤ 2.0% Reheating Shrinkage Temp (℃) | 900 | 1,000 | 1,100 | 1,200 | 1,300 |
| Bulk Density (g/cm³) | 0.70 | 0.70 | 0.75 | 0.80 | 0.80 |
| Cold Crushing Strength (kg/cm²) | 25 | 25 | 25 | 25 | 25 |
| Thermal Conductivity (W/m·K) at 350℃ | 0.17 | 0.18 | 0.20 | 0.22 | 0.23 |
| Property | B-6 | B-7 | C-1 | C-2 | C-3 |
|---|---|---|---|---|---|
| ≤ 2.0% Reheating Shrinkage Temp (℃) | 1,400 | 1,500 | 1,300 | 1,400 | 1,500 |
| Bulk Density (g/cm³) | 0.90 | 1.00 | 1.10 | 1.20 | 1.25 |
| Cold Crushing Strength (kg/cm²) | 30 | 30 | 50 | 70 | 100 |
| Thermal Conductivity (W/m·K) at 350℃ | 0.27 | 0.31 | 0.30 | 0.38 | 0.45 |
- Boiler Insulation and Furnace Lining — Primary application for heat containment and structural protection.
- High-Temperature Resilience — Stable performance across a wide temperature range up to 1600°C.
- Ceramic Roller Kilns and Reheating Furnaces — Continuous firing processes requiring stable thermal insulation.
- Superior Thermal Shock Resistance — Reliable performance under rapid temperature fluctuations, ensuring long service life.
- General Industrial Furnaces — Heat treatment equipment, kiln doors, roofs, and backup insulation layers.
- Cost-Effective — Reduces overall construction costs, fuel costs, and furnace downtime.
Select the optimal grade for your specific temperature and density requirements from our comprehensive Fire Clay Insulation Brick series.
Our Fire Clay Insulation Bricks are versatile and widely used in:
- Boiler Insulation & Furnace Lining (Primary application)
- Ceramic Roller Kilns and Reheating Furnaces
- Blast Furnaces and Petrochemical Furnaces
- General Industrial Furnaces, Kiln Doors, Roofs
- Chimney Construction and as Backup Insulation Layers
- Energy Efficiency — Extremely low thermal conductivity minimizes heat loss and significantly reduces fuel costs.
- High-Temperature Stability — Exceptional resistance to creep and thermal shock under rapid temperature fluctuations.
- Lightweight and Durable — Low bulk density eases handling and installation while maintaining adequate cold crushing strength.
- Precision Engineered — Each face is machined to accurate dimensions for tight, easy installation.
- Chemical Inertness — Resistant to most industrial atmospheres, ideal for harsh furnace environments.
- Cost-Effective — Reduces overall construction costs, fuel costs, and furnace downtime.
Selection depends on maximum operating temperature, bulk density requirements, and thermal cycling frequency. B-1 to B-5 are suitable for 900–1300°C applications, while B-6 to C-3 handle up to 1500°C. Please provide your design specifications for a tailored recommendation.
Yes. We offer customizable shapes including standard, special-shaped, and arch bricks based on your CAD drawings to ensure a perfect fit for your equipment.
Standard delivery is 10–15 days. MOQ is 500 pieces, and our supply capacity is 1,000 tons/month.
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