Description
1. Product Overview
Cobalt Recovery By-product is a high-value secondary material extracted during the hydrometallurgical processing of primary cobalt and copper concentrates. Its primary industrial use is as a cost-effective feedstock for cobalt sulfate, battery precursor materials, and specialty alloy production. The key value proposition lies in delivering >98% recoverable cobalt units at a significant discount to virgin metal, with traceable ESG credentials from audited African supply chains. It is strategically important in the market as global battery and superalloy manufacturers seek to de-risk supply, lower input costs, and meet mandated recycled-content thresholds under the EU Battery Regulation and US IRA.
2. Key Specifications & Technical Characteristics
- Chemical Composition: 12-18% Co, 2-5% Cu, 1-3% Ni, 8-12% Fe, 3-6% Mn, 25-35% S, balance O and insoluble gangue; trace Zn <0.5%, As <0.05%, Cd <0.01%
- Purity Level / Grade: Industrial Grade; Metallic Co equivalent >95% leach recovery in standard H2SO4 conditions
- Physical Characteristics:
- Form: Free-flowing powder or filter cake
- Color: Dark grey to black
- Particle Size: D80 <75 microns, D50 30-45 microns
- Bulk Density: 1.8-2.2 g/cm³
- Moisture: <12% as shipped, <2% after drying available on request
- Packaging Options: 1 MT jumbo bags with inner PE liner, 20-25 MT in lined containers, or bulk breakbulk vessel loading
- Shelf Life: Indefinite if kept dry in sealed packaging; re-assay recommended after 24 months
3. Core Industrial Applications
- Primary Industries: Lithium-ion battery cathode active material producers, cobalt chemicals refiners, superalloy smelters, catalysts manufacturers, and hard-facing/wear-resistant materials.
- Specific Operational Use Cases: Direct feed for production of battery-grade CoSO4·7H2O; blending into Ni-Co-Mn hydroxide precipitation circuits; toll refining to cobalt metal rounds; alloying addition in aerospace turbine blades.
- Why It Performs Better Than Alternatives: Higher Co/S ratio than mixed hydroxide precipitate reduces acid consumption and neutralizer costs in leaching; lower radioactive impurity profile than DRC-origin crude cobalt hydroxide.
- Efficiency, Durability, or Cost Advantages: 15-22% lower $/Co unit cost vs. cobalt metal; reduces Scope 3 emissions by 60% compared to primary mined Co; consistent particle size improves reactor kinetics and reduces leach residence time by up to 18%.
4. Competitive Advantages
- Quality Consistency: Every lot is XRF, ICP-OES assayed with ISO 17025 certificates; variance <3% on Co content across shipments.
- Supply Reliability: 2,000 MT/month contracted output from captive recovery plant with 12-month rolling supply agreements available.
- Logistics Capability: FCA Douala Port, bonded warehouse storage, COMESA & AfCFTA documentation, and container loading supervised by SGS/Bureau Veritas.
- Price Competitiveness: Indexed to 85-90% of Fastmarkets MB Standard Grade Co metal low, with fixed conversion terms for long-term offtakes.
- Sustainability or Environmental Benefits: Classified as a circular economy material; OECD Due Diligence-aligned, RMI CMRT compliant, with full carbon footprint data <8 t CO2e/t Co.
- Technical Support or Documentation: Full SDS, TDS, process flow compatibility report, and impurity deportment data provided; on-call metallurgist support for leach circuit optimization.
5. Commercial & Supply Information
- Minimum Order Quantity (MOQ): BULK 20MT
- Loading Capacity (MT per container): 20-22 MT per 20ft FCL with liner bags






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