Qingdao Leadsun Refractory Co., Ltd
| Payment Terms | L/C,T/T,Western Union,D/P |
| Supply Ability | 10000 tons/month |
| Delivery Time | 10 days |
| Packaging Details | Pallet |
| Application | Industrial Furnaces,Heat Insulation,Roof,thermal insulation,refractory |
| Size | 230*114*65mm 230*114*75mm 230*114*65/55mm 230*114*65/45mm |
| Usage | Fire Resistance Place,Furnace Liner,Used in severe environment and conditions,Wear-resisting Material,Industrial Furnace |
| Bulk density | 2.2 - 2.75g/cm3 |
| Refractoriness | 1300-1800C |
| Density | 2.1-2.7g/cm3 |
| Package | Pallet |
| Shape | Customizable |
| Al2O3 | 55-80% |
| Brand Name | LEADSUN |
| Model Number | HA55 HA60 HA70 HA75 HA80 HA85 |
| 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 | 10000 tons/month |
| Delivery Time | 10 days | Packaging Details | Pallet |
| Application | Industrial Furnaces,Heat Insulation,Roof,thermal insulation,refractory | Size | 230*114*65mm 230*114*75mm 230*114*65/55mm 230*114*65/45mm |
| Usage | Fire Resistance Place,Furnace Liner,Used in severe environment and conditions,Wear-resisting Material,Industrial Furnace | Bulk density | 2.2 - 2.75g/cm3 |
| Refractoriness | 1300-1800C | Density | 2.1-2.7g/cm3 |
| Package | Pallet | Shape | Customizable |
| Al2O3 | 55-80% | Brand Name | LEADSUN |
| Model Number | HA55 HA60 HA70 HA75 HA80 HA85 | Certification | ISO CE |
| Place of Origin | CHINA |
Leadsun high alumina bricks are made from high-quality bauxite chamotte under advanced production techniques and strict quality inspection. With corundum and mullite as the main mineral phases, the bricks offer outstanding high-temperature strength, excellent chemical corrosion resistance, and long service life.
| Item | HA60 | HA70 | HA75 | HA80 |
|---|---|---|---|---|
| AL₂O₃(%) | ≥60 | ≥70 | ≥75 | ≥80 |
| SIO₂(%) | 32 | 22 | 20 | ≥18 |
| Fe₂O₃(%) | ≤2.5 | ≤2.0 | ≤1.8 | ≤1.5 |
| Refractoriness °C | ≥1750 | ≥1780 | ≥1800 | ≥1850 |
| Bulk density, g/cm³ | 2.35-2.4 | 2.45-2.5 | 2.5-2.55 | 2.75-2.8 |
| Softening temperature under load | ≥1450 | ≥1510 | ≥1520 | ≥1600 |
| Apparent porosity, % | ≤24 | ≤23 | ≤21 | ≤18 |
| Cold Crushing strength MPa | ≥45 | ≥50 | ≥60 | ≥85 |
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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