What is Bismuth Oxide?
Bismuth Oxide
Bismuth Oxide is the Bi2O3 family and base-material gateway for phase, grade, supplied-form, laser, optical, ceramic, catalyst, electrolyte, and sensor review.
Technical owner: Aurexene Materials Engineering Team · Last updated: 2026-06-11
What It Is Not
- Bismuth Oxide is not a phase-specific alpha, beta, or delta Bi2O3 grade unless that phase is explicitly confirmed.
Intrinsic Screening Summary
- Identity screen
- Bi2O3; Oxide particles
- Intrinsic feature
- Bismuth Oxide is the family gateway for Optical Black Coatings, Laser Marking Pigments, Catalysis, and Varistor & Functional Ceramic Sensors, with crawlable routes to exact phase and Ca-doped nodes.
- Material-level integration
- Use when evaluating Optical Black Coatings / Laser Marking Pigments formulations or systems.
Application Fit
Selection & Validation Framework
| Decision Question | Material-Level Answer |
|---|---|
| Integration and processing criteria | Required for: Optical Black Coatings and Laser Marking Pigments. Measure: visible transmission; haze; color coordinates; NIR transmission; particle distribution; settling; redispersion; adhesion; film continuity; aging durability; storage stability; moisture exposure. Sample state: final coating thickness. Failure signals: Use when evaluating Optical Black Coatings / Laser Marking Pigments formulations or systems.. |
Material Identity & Specification Status
Approved values for Particle size, Density, Purity, and Packaging are not published; confirm them during quotation or sample review.
| Property | Value |
|---|---|
| Composition | Bi2O3 |
| CAS / identity | 1304-76-3 |
| Morphology | Oxide particles |
| Storage | Dry sealed container |
Why It Works
| Structure | Function | Mechanism |
|---|---|---|
| Bi2O3 family or base-material powder whose exact phase and grade require evidence when phase-specific behavior matters. | Bismuth Oxide is the family gateway for Optical Black Coatings, Laser Marking Pigments, Catalysis, and Varistor & Functional Ceramic Sensors, with crawlable routes to exact phase and Ca-doped nodes. |
Compare Material Routes
Technical Guides
| Technical Guide | Summary |
|---|---|
| How to Distinguish Bismuth Oxide Phases and Ca-Doped Bi2O3 | A material-native family guide that separates Bismuth Oxide as the Bi2O3 gateway, alpha/beta/delta phase nodes, Ca-Doped Bismuth Oxide as a modified functional route, and non-Bi2O3 compounds outside the phase selector. |
| How Bismuth Oxide Additions Affect Liquid-Phase Sintering and Grain-Boundary Formation | How Bismuth Oxide Additions Affect Liquid-Phase Sintering and Grain-Boundary Formation — a method-conditioned engineering guide for Varistor & Functional Ceramic Sensors covering structure-function behavior at the material, interface, and finished-system boundary, process limits, validation, and qualification boundaries. |
Commercial Availability
Supplier role: Request confirmation
Supply status: Request confirmation
Sample status: Sample availability requires confirmation
Commercial details are not published until the source and verification fields are complete and the Supplier Data Packet is signed by the sales owner, technical reviewer, and resource/compliance owner. Request current grade, form, sample, packaging, and delivery confirmation.
Documents & Inquiry
Document access follows the current approval state. Unapproved or unavailable files route to a document request instead of a public download.
Technical Data Sheet
Request required
Safety Data Sheet
Request required
Grade, Sample & Qualification Support
The Aurexene Materials Engineering Team can review the required form, host system, formulation or process, target, sample quantity, volume and timeline, and the grade-specific evidence needed before qualification.
Review Lab Capabilities for sample evaluation and qualification support, or Production Capabilities for scale-up, quality, documentation, and supply support.
Request Bismuth Oxide Sample / Qualification Review