Qingdao Leadsun Refractory Co., Ltd
| Size | 200mesh - 10mm |
| Payment Terms | L/C,D/P,T/T,Western Union |
| Density | 2.2-3.0g/cm3 |
| Supply Ability | 1000 tons/month |
| Package | bag + ton bag |
| Delivery Time | 7-10 days |
| Refractoriness | 1300-1800C |
| Packaging Details | 50kg bag + ton bag |
| Bag | Can print |
| Al2O3 | 50-90% |
| Model Number | Refractory Bauxite |
| Certification | ISO CE |
| Place of Origin | CHINA |
| Brand Name | LEADSUN |
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Product Specification
| Size | 200mesh - 10mm | Payment Terms | L/C,D/P,T/T,Western Union |
| Density | 2.2-3.0g/cm3 | Supply Ability | 1000 tons/month |
| Package | bag + ton bag | Delivery Time | 7-10 days |
| Refractoriness | 1300-1800C | Packaging Details | 50kg bag + ton bag |
| Bag | Can print | Al2O3 | 50-90% |
| Model Number | Refractory Bauxite | Certification | ISO CE |
| Place of Origin | CHINA | Brand Name | LEADSUN |
| High Light | Calcined Refractory Bauxite high-temperature ，Refractory Bauxite low impurity ，Bauxite 50-90% Al2O3 | ||
At the core of our high-performance industrial thermal insulation systems lies Calcined Refractory Bauxite—the critical raw material that empowers our products to minimize heat loss and maximize energy efficiency in extreme environments. By integrating this premium alumina-rich aggregate into our advanced ceramic fiber and silicate technologies, we engineer refractory solutions that not only withstand severe thermal stress but also deliver lasting durability across the most demanding industrial processes.
Our Leadsun brand solutions provide superior thermal stability and low thermal conductivity. Manufactured under stringent quality control, our materials exhibit superior chemical resistance and mechanical integrity—making them ideally suited for linings in furnaces, kilns, and boilers where only the most reliable refractory performance can be trusted.
| Grade | Al₂O₃ % | Fe₂O₃ % | TiO₂ % | K₂O+Na₂O % | CaO+MgO % | Bulk Density g/cm³ |
|---|---|---|---|---|---|---|
| 50-60 | 50-60 | ≤3.0 | ≤4.0 | ≤0.3 | ≤0.5 | ≥2.45 |
| 60-70 | 60-70 | ≤3.0 | ≤4.0 | ≤0.3 | ≤0.5 | ≥2.65 |
| 75 | 75min | ≤3.0 | ≤4.0 | ≤0.3 | ≤0.5 | ≥2.70 |
| 80 | 80min | ≤3.0 | ≤4.0 | ≤0.3 | ≤0.5 | ≥2.80 |
| 85 | 85min | ≤2 | ≤4.0 | ≤0.3 | ≤0.5 | ≥3.00 |
| 86 | 86min | ≤2 | ≤4.0 | ≤0.3 | ≤0.5 | ≥3.10 |
| 87 | 87min | ≤2 | ≤4.0 | ≤0.3 | ≤0.5 | ≥3.20 |
| 88 | 88min | ≤1.8 | ≤4.0 | ≤0.25 | ≤0.5 | ≥3.25 |
| 90 | 90min | ≤1.8 | ≤4.0 | ≤0.25 | ≤0.5 | ≥3.30 |
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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