Indian supplier / product listing (precious-metal.in — Jayanth Enterprises)
Jayanth Enterprises (listed on precious-metal.in) advertises a range of tungsten products including Tungsten Purity Powder (grade up to 99.99%), Tungsten Trioxide, APT powder, and Tungsten Carbide. Their product pages list typical packaging (50 kg drums for some items, and smaller packaging options), and indicate they manufacture and trade globally. Use these listings as a trade contact for India-market purchasing and bulk enquiries.
Quality control & analytical parameters to request
When sourcing tungsten powder ask suppliers for:
Certificate of Analysis (CoA) showing elemental purity (ICP-OES / ICP-MS).
Particle size distribution (PSD) / D50 & D90 values.
Specific surface area (BET), oxygen & carbon content, residual ammonium or chlorine (if from APT reduction).
Tap/bulk density and flowability.
Brittleness/hardness or sinter response (if PM use).
These directly affect sintering behaviour, mechanical properties and acceptable applications. (See material suppliers & datasheets).
Handling, storage & transport (practical notes)
Tungsten powder is not particularly reactive in air at room temperature, but fine powders can oxidise slowly — store in sealed, dry containers.
Use dust control measures (local exhaust ventilation) and PPE to avoid inhalation. Fine metal powders may present dust explosion risks in certain conditions—follow local safety data sheet (SDS) guidance.
For transport, classify per local hazardous goods rules (most tungsten metal powders are non-hazardous for transport but check any country-specific regulations and packaging standards).
Market & sourcing note
Global production and processing are concentrated in Asia (China, India) due to ore and processing capacity; Indian traders such as Jayanth Enterprises (precious-metal.in) list APT, WO₃ and tungsten powder lines. For high-purity or specialized AM powders, international suppliers.
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| Packaging Size | 50 kg |
| Country of Origin | Made in India |
Q1: What is the purity of your Tungsten Metal Powder?
A: Our tungsten powder is available in purities up to 99.9%.
Q2: What is the particle size range?
A: Available in fine mesh sizes as per customer requirements.
Q3: What are the common applications?
A: Used in hard metals, electrical contacts, heating elements, and high-density alloys.
Q4: How is it packaged?
A: Supplied in sealed drums or bags, typically 25–50 kg.
Q5: Do you provide bulk orders?
A: Yes, bulk supply is available for industrial use.
Q6: Can it be customized for specific industries?
A: Yes, particle size and purity can be tailored to your application.Short product summary
Tungsten metal powder is a high-density, high-melting-point metallic powder (elemental symbol W, CAS 7440-33-7) used as the feedstock for powder metallurgy, sintered parts, heavy-metal composites, radiation shielding, electrical contacts and specialized additive manufacturing. Industrial grades commonly range from ≥99.9% to 99.99% purity, and are supplied in particle sizes from sub-micron up to tens of microns depending on application.
| Parameter | Typical Values / Range |
|---|---|
| Purity | ≥99.9% — typical; 99.99% available for high-purity grades. |
| Particle size | Sub-micron (1 µm) up to 10–50 µm (common); mesh alternatives like -100 +325 mesh also available. |
| Apparent / bulk density | Bulk density typically ~11–19 g/cc depending on particle morphology and compaction; true density ≈ 19.25 g/cm³. |
| Melting point | ~3,410 °C (extremely high). |
| Packaging | Small bags (1 kg) to 25–50 kg drums; commercial suppliers list 25–50 kg drums or bag packaging; minimum order quantities vary. |
A common industrial route begins with tungsten ores (scheelite, wolframite) → ammonium paratungstate (APT) production → APT calcination to tungsten oxide (WO₃ or other oxides) → chemical or hydrogen reduction to metallic tungsten powder. Direct reduction routes from APT to metal powder also exist in specialised processes. Calcination/reduction parameters control oxide phase (yellow vs blue WO₃) and final powder morphology and purity.
Jayanna (Proprietor)
Jayanth Enterprises
No,152, 2nd K Cross, Chokkasandra T. Dasarahalli
Bengaluru - 560057, Karnataka, India