Industrial Minerals
Antimony Concentrate
Stibnite concentrate for flame retardants and alloys
Product Overview
About Antimony Concentrate
Antimony is one of the most supply-constrained critical minerals globally, essential to flame retardants, lead-acid batteries and specialty alloys. Western supply chains are actively seeking non-Chinese sources.
CriticalOre supplies stibnite (Sb₂S₃) concentrate from Southeast Asian partners, giving European and global buyers a transparent, compliant alternative supply channel.
| Parameter | Typical Value | Notes |
|---|---|---|
| Antimony (Sb) | 45% – 60% | - |
| Arsenic (As) | < 0.5% | - |
| Lead (Pb) | < 1% | - |
| Selenium (Se) | < 0.1% | - |
| Moisture | < 5% | - |
Typical ranges; exact assay confirmed per lot by independent laboratory prior to shipment.
Quality Testing
- Independent Sb assay and penalty element screening
- Moisture determination per lot
- Origin and chain-of-custody documentation
Applications
Where Antimony Concentrate Is Used
Flame Retardants
Antimony trioxide synergist in plastics, textiles and electronics.
Lead-Acid Batteries
Grid alloys for automotive and industrial batteries.
Alloys & Solders
Hardening agent in lead and tin-based alloys.
Semiconductors
High-purity antimony for compound semiconductor applications.
Packaging & Export
Packaging, Shipping & Documentation
Packaging
- 1 MT jumbo bags with liner
- Sealed 20 ft container loading
Export & Logistics
- FOB Thai ports or CIF destination
- Full export document set including COO for EU preferential access where applicable
Request for Quotation
Inquire About Antimony Concentrate
Send us your target specification, quantity and destination. Our commercial team responds within one business day with pricing and availability.
- Firm quotes with defined validity period
- COA and spec sheets provided before contract
- Samples available for qualified buyers
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