Product description：
◎1050 ceramic fiber blown cotton is produced by electric melting coke gems, blown into fiber process;
◎1260 ceramic fiber spinning cotton is produced by electric melting of calcined coal gangue and spinning fiber forming process;
◎ High purity ceramic fiber spinning cotton is produced by electromelting alumina and silica mixture and spinning fiber forming process;
◎ High aluminum ceramic fiber blowing cotton is produced by electromelting alumina and silica mixture and blowing into fiber process;
◎ Zirconia-containing ceramic fiber spinning cotton is produced by electromelting alumina, silica, zirconia mixture and spinning fiber forming process.
Product category:
◎ Ordinary ceramic fiber spinning cotton RDGW-112
◎ Standard ceramic fiber spinning cotton RDGW-211
◎ High purity ceramic fiber spinning cotton RDGW-311
◎ High aluminum ceramic fiber blown cotton RDGW-421
◎ Zirconium ceramic fiber spinning cotton RDGW-511
Product features:
◎ Low heat capacity, low thermal conductivity;
◎ Excellent chemical stability;
◎ Excellent thermal stability, not easy to pulverize at high temperature;
◎ Free of bonding agents and corrosive substances;
◎ Excellent sound absorption;
Typical applications:
◎ Raw materials for ceramic fiber blankets and board products;
◎ High temperature furnace, heating device, wall lining gap filler;
◎ Raw materials for ceramic fiber wet process products;
◎ Ceramic fiber spray coating, castable, coating raw materials;
◎ Thermal insulation filling material for corners and complex Spaces
Technical index：
| Product name | Aluminum silicate ceramic fiber cotton | |||||
| Sorting 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 | |||
| Pellet 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 outer woven bag | |||||
