Product Description:
◎ 1050 ceramic fiber jet cotton is produced by electrofusion of coke and gem and jet fiber forming process;
◎ 1260 ceramic fiber silk throwing cotton is produced by the technology of silk throwing and fiber forming through the coal gangue after electric melting and calcination;
◎ high purity ceramic fiber spun cotton is produced by the process of spinning and fiber forming through the mixture of fused alumina and silica;
◎ high alumina ceramic fiber blowing cotton is produced by blowing fiber forming process through electrofusion of alumina and silica mixture
◎ zirconium containing ceramic fiber spun cotton is produced by electrosmelting the mixture of alumina, silica and zirconia and spinning into fiber;
Product category:
◎ ordinary ceramic fiber spun cotton rdgw-112
◎ standard ceramic fiber spun cotton rdgw-211
◎ high purity ceramic fiber spun cotton rdgw-311
◎ high alumina ceramic fiber blown cotton rdgw-421
◎ zirconium containing ceramic fiber spun cotton rdgw-511
Product features:
◎ low heat capacity and low thermal conductivity;
◎ excellent chemical stability;
◎ excellent thermal stability, not easy to pulverize at high temperature;
◎ no binder and corrosive substances;
◎ excellent sound absorption;
Typical applications:
◎ raw materials of ceramic fiber blanket and board products;
◎ high temperature kiln, heating device, wall lining gap filler;
◎ raw materials of ceramic fiber wet products;
◎ ceramic fiber coating, castable and coating materials;
◎ thermal insulation filling materials for corners and complex spaces
Technical indicators:
| Product name | Aluminum silicate ceramic fiber cotton | |||||
| Classification temperature | 1050 | 1260 | 1260 | 1400 | 1430 | |
| Product code | RDGW-111 | RDGW-211 | RDGW-311 | RDGW-421 | RDGW-511 | |
| fiber diameter(μm) | 3～5 | 2～3 | 3～5 | |||
| Slag ball content（ф≥0.25mm）(％) | ≤15 | |||||
| AL2O3（％） | ≥44 | ≥45 | ≥45 | 52～55 | 38～40 | |
| ZrO2（％） | — | 15~17 | ||||
| AL2O3＋SiO2（％） | ≥96 | ≥97 | ≥99 | ≥99 | — | |
| AL2O3＋SiO2＋ZrO2（％） | — | — | — | — | ≥99 | |
| Fe2O3（％） | ≤1.2 | ≤1.0 | ≤0.2 | ≤0.2 | ≤0.2 | |
| K2O+Na2O（％） | ≤0.5 | ≤0.2 | ≤0.2 | ≤0.2 | ≤0.2 | |
| Package | Inner plastic bag and outer woven bag | |||||
