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Lightweight Mullite Refractory Bricks Industrial Kiln High Temperature Insulation Bricks
| MOQ: | 500 pcs |
| Price: | 0.6usd -1.5usd |
| Standard Packaging: | pallets |
| Delivery Period: | 10 days |
| Payment Method: | L/C,D/P,T/T,Western Union |
| Supply Capacity: | 10000 pallets/month |
Detail Information
Place of Origin
China
Brand Name
SUNWOOL
Certification
ISO CE
Model Number
Mullite Insulation Brick
Alkali Resistance:
Good
Wokring Tempature:
1260-1760℃
Material:
Mullite
Dimensions:
Customizable
Refractoriness:
900-1500C
Size:
230*114*65mm 230*114*75mm
Density:
0.5-1.3g/cm3
Package:
Pallet
Shape:
Customizable
Color:
White Or Pink
Highlight:
Lightweight Mullite Refractory Bricks
,Mullite Refractory Bricks Insulation
,Kiln High Temperature Insulation Bricks
Product Description
Mullite Insulation Brick Lightweight High Temperature Resistance for Industrial Kilns
Product Overview:
Our Mullite Insulation Brick is a premium quality refractory product manufactured from carefully selected high-purity clays and ceramic materials. Designed with a uniform pore structure and excellent thermal insulation properties, it provides reliable performance in applications up to 1760°C while significantly reducing energy consumption and heat storage.
Technical data
| Item | JM23 | JM26 | JM28 | JM30 |
|---|---|---|---|---|
| AL2O3(%) | 38-44 | 50-58 | 65-70 | 70-73 |
| Fe2O3(%) | 1.0 | 0.9 | 0.8 | 0.7 |
| Classification Temperature (℃) | 1350 | 1430 | 1540 | 1600 |
| Bulk Density (g/cm3) | 0.6-1.0 | 0.8-1.0 | 0.9-1.0 | 1.0-1.3 |
| Reheating Linear Change (%) CT-30 ℃X 8H |
1250℃ -0.5 |
1400℃ -0.5 |
1500℃ -0.5 |
1550℃ -0.5 |
| Cold Crushing Strength (Mpa) | 3.0-4.5 | 3.0-4.5 | 3.0-4.5 | 3.0-4.5 |
| Modulus of Rupture (Mpa) | 1.5 | 2.0 | 2.5 | 3.0 |
| Thermal conductivity 400℃(W/m.k) | 0.25 | 0.27 | 0.32 | 0.41 |
| Thermal Expansion1000℃(%) | 0.5 | 0.7 | 0.8 | 0.9 |
Key Features:
- Excellent Thermal Insulation: Low thermal conductivity minimizes heat loss and improves furnace efficiency
- High Temperature Stability: Maintains structural integrity under continuous high temperature operation
- Lightweight Construction: Reduced bulk density lowers structural load and heat storage capacity
- Low Impurity Content: Minimal iron oxide and alkali components enhance corrosion resistance
- Precise Dimensional Control: Machined to close tolerances for easy installation and tight joints
Technical Advantages:
- Working temperature range: 1260°C to 1760°C depending on grade
- Bulk density: 0.6-1.3 g/cm³ across different specifications
- Good compressive strength and thermal shock resistance
- Low linear shrinkage after prolonged heating
- Uniform pore structure for consistent insulation performance
Applications:
- Primary hot face linings in industrial furnaces
- Backup insulation for kilns and reactors
- Flue and duct insulation systems
- Heat treatment and annealing equipment
- High temperature pipe and vessel insulation
Performance Benefits:
- Energy Saving: Reduces fuel consumption through superior insulation
- Fast Thermal Cycling: Low heat storage enables quicker heating and cooling cycles
- Long Service Life: Resistant to thermal shock and chemical attack
- Easy Installation: Lightweight and precise dimensions simplify construction
Quality Assurance:
Manufactured under strict quality control with ISO-certified processes, our mullite insulation bricks undergo rigorous testing for density, strength, and thermal properties to ensure consistent performance in demanding applications.
Support Services:
- Technical consultation for proper grade selection
- Custom cutting and shaping available
- Installation guidance and thermal calculation support
- Worldwide shipping with protective packaging
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