Qingdao Leadsun Refractory Co., Ltd
| Payment Terms | L/C,D/P,T/T,Western Union |
| Supply Ability | 10000 rolls/month |
| Delivery Time | 15 days |
| Packaging Details | Carton box |
| Tensile Strength | ≥0.3 |
| Temperature | 1260℃ |
| Chemical Content | Al2O3+SiO2 |
| Refractoriness | 1050-1800C |
| Application | Heat Insulation, Refractory |
| Thickness | 0.5mm to 5mm |
| Brand Name | SUNWOOL |
| Model Number | 1-10MM |
| Certification | ISO CE |
| Place of Origin | CHINA |
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Product Specification
| Payment Terms | L/C,D/P,T/T,Western Union | Supply Ability | 10000 rolls/month |
| Delivery Time | 15 days | Packaging Details | Carton box |
| Tensile Strength | ≥0.3 | Temperature | 1260℃ |
| Chemical Content | Al2O3+SiO2 | Refractoriness | 1050-1800C |
| Application | Heat Insulation, Refractory | Thickness | 0.5mm to 5mm |
| Brand Name | SUNWOOL | Model Number | 1-10MM |
| Certification | ISO CE | Place of Origin | CHINA |
| High Light | high temperature ceramic fiber paper ，ceramic fiber paper for gasket sealing ，Al2O3+SiO2 ceramic fiber insulation | ||
Engineered for precision and reliability, our Ceramic Fiber Paper is a versatile, lightweight refractory sheet produced from a uniform blend of high-purity alumina-silica fibers. With a controlled, smooth surface and consistent thickness, it delivers predictable thermal and electrical insulation performance. Formulated with a minimal organic binder for flexibility during installation and low off-gassing during use, it serves as a high-performance, cost-effective, and safe asbestos-free replacement across numerous industrial applications.
| Grade | Standard | High Pure | High Aluminium | Zirconium |
|---|---|---|---|---|
| Max. Temperature (°C) | 1050 | 1150 | 1260 | 1430 |
| Shrinkage on Heating (%) | 800°C*24h≤-3 | 1000°C*24h≤-3 | 1280°C*24h≤-3 | 1400°C*24h≤-3 |
| Organic Content (%) | ≤5 | ≤5 | ≤5 | ≤5 |
| Thermal Conductivity by Mean Temp. (W/m·k) (250kg/m³) | ||||
| 200°C | 0.055～0.065 | 0.060～0.070 | ||
| 400°C | 0.110～0.120 | 0.105～0.125 | ||
| 600°C | 0.160～0.170 | 0.170～0.180 | ||
| Chemical Composition (%) | ||||
| AL₂O₃ | 43 | 47 | 55 | 38 |
| SiO₂ | 53 | 51 | 44 | 44 |
| Fe₂O₃ + Ti₂O₃ | ≤1.2 | ≤0.3 | ≤0.3 | ≤0.2 |
| CaO + MgO | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.2 |
| NaO + KO₂ | ≤0.5 | ≤0.3 | ≤0.3 | ≤0.2 |
| Density (kg/m³) | 170~230 | |||
More than just paper, this is a precision-engineered thermal management material. Its uniform structure ensures consistent performance, while its asbestos-free composition and low fume profile address modern safety and environmental standards, making it the responsible choice for upgrading legacy installations.
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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