Tungsten Wire

Key Advantages

  • High purity: ≥99.95% tungsten for high-temperature strength and low thermal expansion.

  • Precision customization: diameter 0.02–2.0 mm; tolerance grades 0 / I / II; small-batch sampling.

  • Process control & QA: powder metallurgy with chemical/mechanical/surface/metallography checks; low impurities (single ≤0.01%, total ≤0.05%).

  • Stable conductivity: supports long life under cyclic heating for lighting and furnace elements.

Primary Applications

  • Lighting: incandescent/halogen lamp filaments.

  • Electronics: gas-discharge electrodes for display devices.

  • High-temperature furnaces: heating elements for stable, uniform heat.

Testing (typical)

  • Chemical composition (purity/impurity control)

  • Mechanical properties (tensile strength, ductility)

  • Surface inspection (smoothness, defect-free)

  • Metallography (microstructure uniformity)

Packaging & Delivery

  • Coiled wire: pearl-cotton + wooden cases to prevent tangling.

  • Straight wire: plastic bags + straight barrels + wooden cases for precision handling.

  • Shipping: global courier or sea freight; lead times aligned with your schedule.

Product Description

LuminaTitanium provides high-purity (≥99.95%) tungsten wire produced via powder metallurgy. With excellent high-temperature strength, low thermal expansion, and precise diameter control, it serves incandescent/halogen lamps, gas-discharge electrodes, and furnace heating applications.

Technical Specifications

Parameter Details Why It Works for You
Material Pure tungsten High melting point and thermal stability
Purity ≥99.95% Reliability in high-temp, high-precision use
Diameter 0.02–2.0 mm From fine filaments to thicker heating wires
Density 19.3 g/cm³ High density for lighting and furnace elements
Technology Powder metallurgy Uniform microstructure; high purity
Tolerance Grades 0 / I / II Match performance and machining needs
Form Coiled or straight Fits winding or direct-feed assembly

Ordering Checklist

  • Purity & spec: e.g., ≥99.95% tungsten; powder-metallurgy route (if required)

  • Dimensions & tolerance: diameter; tolerance grade 0 / I / II; coil or straight

  • Surface & ends: finish requirements; straightness and end-cut specs

  • Testing & QA: chemical/mechanical/surface/metallography; acceptance criteria

  • Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH (as applicable)

  • Quantity & packaging: lot size; coil/spool or straight-barrel; export protection

  • Logistics & terms: target lead time; Incoterms; destination & carrier

  • Notes: end-use (lighting/electrodes/furnace) for tailored recommendations

 

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