Bismuth Trioxide
Synonym: Bismuth oxide
- Molecular formula: Bi₂O₃
- CAS No.: 1304-76-3
- EINECS No.: 215-134-7
- Package: 25kg/inner plastic bag, outer cardboard drum
- Storage: container sealed and store in a cool, dry place
Bismuth Trioxide technical data:
Density (compaction): 2.0~3.5 g/cm3
Melting point: 817 ° C, 1090 K, 1503 ° F
Boiling point: 1890 ° C (3430 ° F; 2160 K)
Specific surface area: 0.9831 m2/g
Thermal expansion coefficient: 5.89 (10-6/° C) at 101 ° C
Crystal form: α&β
Purity: 99.9%, 99.99%
Particle size: D50 1-5 microns, D50 5-15 microns, D50 15-25 microns
Application:
1. Chemical industry (such as chemical reagents, bismuth salt manufacturing, etc.)
2. Optoelectronic materials (bismuth based glass)
3. Electronics industry (electronic ceramics, ferrite cores, zinc oxide resistors, etc.)
4. Coatings (automotive coatings, ship bottom anti-corrosion coatings, electrical paints, and polyurethane flooring materials)
5. Bismuth molybdenum catalyst, yttrium bismuth catalyst, burning rate catalyst
Among them, the electronics industry is the most widely used industry for bismuth oxide, mainly used in zinc oxide varistors, ceramic capacitors, and ferrite magnetic materials
Electronic grade bismuth oxide, suitable for: magnetic materials, varistors, electronic pastes, inks, soldering materials, electronic components, ceramic capacitors, etc.
Industrial grade bismuth oxide, suitable for: ceramic blanks, ceramic pigments, fireworks, etc.