High purity: ≥99.95% tungsten for high-temperature strength and low thermal expansion.
Precision customization: OD 10–500 mm, WT 2–20 mm, height 10–750 mm; small-batch sampling.
Process control & QA: powder metallurgy with chemical/mechanical/X-ray/surface checks; impurities single ≤0.01%, total ≤0.05%.
Sapphire growth furnaces: high-temperature containers for crystal growth.
Quartz glass melting: corrosion-resistant crucibles for reactive molten glass.
Rare-earth smelting: thermally stable vessels ensuring uniform heating.
Chemical composition (purity/impurity control)
Mechanical properties (strength, hardness)
Appearance & size inspection (dimensional accuracy)
X-ray detection (internal integrity)
Packaging: pearl-cotton protection + export wooden cases; anti-collision packing.
Shipping: global courier or sea freight; lead times aligned with your schedule.
LuminaTitanium provides high-purity (≥99.95%) tungsten crucibles produced via powder metallurgy. Combining excellent high-temperature strength with low thermal expansion, these crucibles are supplied to custom sizes and processes for sapphire growth, quartz glass melting, and rare-earth smelting.
| Parameter | Details | Why It Works for You |
|---|---|---|
| Material | Pure tungsten | High melting point & thermal stability |
| Purity | ≥99.95% | Reliability in high-temp, high-precision processes |
| Size (OD) | 10–500 mm | Fits lab to large industrial furnaces |
| Size (WT) | 2–20 mm | Thin-wall for large units; thick-wall for heavy loads |
| Size (Height) | 10–750 mm | Matches furnace configuration; less rework |
| Condition | Sintering / Stamping / Welding / Machining | Flexible routes for different sizes |
| Density | 9.8–10.2 g/cm³ | Structural integrity under heat |
| Technology | Powder metallurgy | Uniform microstructure; high purity |
Purity & spec: e.g., ≥99.95% tungsten; powder-metallurgy route (if required)
Dimensions & tolerance: OD × WT × height; tolerance/flatness/roundness targets
Process & surface: sintered/stamped/welded/machined; any roughness or finish target
Testing & QA: chemical/mechanical/X-ray; acceptance criteria
Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH (as applicable)
Quantity & packaging: lot size; anti-collision packing; export wooden cases
Logistics & terms: target lead time; Incoterms; destination & carrier
Notes: furnace type and working temperature for tailored recommendations
