Characteristics of NITIVY ALF™
Standard grade
High heat-resistant grade
- Excellent thermal resistance in continuous high temperature environments
- Excellent flexibility
- High tensile strength and modulus
- Excellent corrosion resistance
- Excellent electrical insulation properties
- Does not absorb moisture
- Excellent thermal insulation properties
Applications of NITIVY ALF™
- Furnace linings
- Heat-shielding curtains
- Roller covers for toughened glass operation
- Spacers for the heat treatment of metal or other materials
- Thermal insulation coverings for the thermocouples, cables and wires
- Ceramic Matrix Composites (CMCs)
- Thermal insulation seals or packing materials
- Insulators around generators or aircraft/rocket engines
- Cryogenic insulation
- Abrasives for plastic whetstones
- Thermal insulation rings (disks and collars) for semiconductor diffusion furnaces
- Others
- Furnace linings
- Thermal insulation seals or packing materials
- Heat-shielding curtains
- Insulators around generators or aircraft/rocket engines
- Roller covers for toughened glass operation
- Cryogenic insulation
- Spacers for the heat treatment of metal or other materials
- Abrasives for plastic whetstones
- Thermal insulation coverings for the thermocouples, cables and wires
- Thermal insulation rings (disks and collars) for semiconductor diffusion furnaces
- Ceramic Matrix Composites (CMCs)
- Others
Properties
| Item | Type | Standard grade | High heat-resistant grade |
|---|---|---|---|
| Color | White | Cherry blossom | |
| Appearance | Continuous | Continuous | |
| Filament diameter(μｍ) | 7 | 10 | |
| Chemical composition(％) | Al2O3 | 72 | 70 |
| SiO2 | 28 | 28 | |
| B2O3 | ー | 2 | |
| Density(g/cm3) | 2.9 | 3.0 | |
| Crystal phase | γ-Al2O3 | γ-Al2O3 | |
| Maximum use temperature(℃) | 1,250 | 1,400 | |
| Melting point(℃) | ＞1,850 | ＞1,800 | |
Bending Resistance Comparison of Filament Diameter
Strength Retention After Exposure to High Temperatures
