Qingdao Leadsun Refractory Co., Ltd
| Payment Terms | L/C,T/T,Western Union,D/P |
| Supply Ability | 1000 tons/month |
| Delivery Time | 10-15days |
| Packaging Details | Pallet |
| Product name | Mullite Insulation Brick |
| Wokring Tempature | 1260-1760℃ |
| Color | White or Pink |
| Refractoriness | 900-1500C |
| Size | 230*114*65mm 230*114*75mm |
| Density | 0.5-1.3g/cm3 |
| Package | Pallet |
| Shape | Customizable |
| Brand Name | LEADSUN |
| Model Number | JM23JM26 JM28 JM30 |
| Certification | ISO CE |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,T/T,Western Union,D/P | Supply Ability | 1000 tons/month |
| Delivery Time | 10-15days | Packaging Details | Pallet |
| Product name | Mullite Insulation Brick | Wokring Tempature | 1260-1760℃ |
| Color | White or Pink | Refractoriness | 900-1500C |
| Size | 230*114*65mm 230*114*75mm | Density | 0.5-1.3g/cm3 |
| Package | Pallet | Shape | Customizable |
| Brand Name | LEADSUN | Model Number | JM23JM26 JM28 JM30 |
| Certification | ISO CE | Place of Origin | CHINA |
| High Light | Industrial Mullite Insulation Brick ，Furnace Mullite Insulation Brick ，Lightweight High Temp Refractory Bricks | ||
Mullite Insulation Brick For Industrial Furnace JM23JM26 JM28 JM30 Lightweight
Leadsun insulating bricks are available in a wide range of grades, covering service temperatures from 1260°C to 1760°C. Each grade is engineered to meet precise thermal and mechanical requirements for demanding industrial applications. Post-firing machining guarantees accurate dimensions and quick, reliable installation.
| 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 Advantages
Lightweight & Energy-Saving Insulation Brick
Low Thermal Conductivity Mullite Brick
High Temperature Mullite Insulating Refractory
Long Service Life Insulating Brick for Furnace Lining
Applications
Hot-face linings in industrial furnaces and kilns
Backup insulation for energy-saving furnace systems
Flue gas insulation in high-temperature environments
Sulfur recovery equipment in petrochemical plants
Hot blast stoves for ironmaking and steel production
Company Details
Business Type:
Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2014
Total Annual:
3000000-5000000
Employee Number:
5~20
Ecer Certification：
Verified Supplier
Our products cover heavy & light shaped and unshaped refractories, and are widely used in power, steel & iron, non-ferrous, petrochemicals, building materials and other industries, and are exported to more than 30 countries and regions in Europe, America, Africa, Oceania, Southeast Asia... Our products cover heavy & light shaped and unshaped refractories, and are widely used in power, steel & iron, non-ferrous, petrochemicals, building materials and other industries, and are exported to more than 30 countries and regions in Europe, America, Africa, Oceania, Southeast Asia...
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