Versatile customization: Sizes, wall thickness, round / tapered / special shapes; small-batch sampling supported.
High-purity materials: Prevents molten metal contamination and impurity mingling for critical melting and growth processes.
Dimensional accuracy: Tolerance ±0.5 mm, surface roughness Ra ≤ 3.5 for stable fit, clean pouring and easy cleaning.
Process control: CIP + sintering + machining with strict dimensional, chemical and NDT inspection for consistent performance.
Metallurgical industry: Metal melting and alloy production where purity and crucible stability are critical.
Rare earth & artificial crystal: Sapphire growth, quartz glass melting and rare earth smelting furnaces.
High-tech manufacturing: Monocrystalline silicon crystal production, vacuum coating and precision thermal processes.
Dimensional inspection & surface appearance check
Visual inspection
Chemical analysis
Eddy current testing
Ultrasonic testing
Send your specifications (grade, size, quantity) — quotation and lead time within 12 hours. Trial orders with flexible MOQ are supported for evaluation and qualification. All materials are supplied with EN 10204 3.1 MTC and full inspection documentation for export compliance.
LuminaTitanium manufactures molybdenum crucibles from high-purity Mo powders in accordance with ASTM B387. Produced via cold isostatic pressing, high-temperature sintering and precision machining, our crucibles provide reliable strength, stability and cleanliness for metallurgical, rare earth, artificial crystal and machinery industries, with customizable geometries to match your furnace and process requirements.
| Parameter | Details | Why It Works for You |
|---|---|---|
| Grades | R03800, R03620, R03830, R03650, etc. | Covers common Mo grades for melting, crystal growth and thermal processes |
| Standard | ASTM B387 | Compatible with global metallurgical and high-tech specs |
| Supply state | Processing or sintered state | Choose form suited to your machining or direct-use needs |
| Size | Customizable | Match specific furnace, crystal growth or melting setups |
| Surface treatment | Annealed, electrolytic polish | Clean, smooth surfaces to minimize contamination |
| Tolerance | ±0.5 mm | Dimensional precision for stable setup and repeatable results |
| Surface roughness | Ra ≤ 3.5 | Reduces adhesion and simplifies post-melt cleaning |
| Process route | Mo powder → CIP → machining → induction sintering → finish machining | Ensures density, integrity and long service life |
Grade & standard: ASTM B387; specify R03800 / R03620 / R03830 / R03650, etc.
Dimensions & shape: OD / ID / height; round / taper / special profile; wall thickness; tolerance.
Supply state & surface: processing vs. sintered; annealed / electrolytic polished; Ra target.
Testing & QA: dimensional, chemical, EC, UT; inspection reports or third-party witnessing if required.
Documentation: MTC EN 10204 3.1; quality and test reports.
Quantity & packaging: batch size; packaging type (wooden case / anti-corrosion / custom).
End use: metallurgical, sapphire, quartz, rare earth, mono-Si, etc., for optimal configuration recommendations.
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