Advanced Iridium Crucible Recycling – Sustainable & High-Yield Recovery Solutions

Introduction: The Critical Need for Iridium Recycling

Iridium, one of the rarest and most corrosion-resistant platinum group metals (PGMs), is indispensable in extreme-environment applications. Due to its high melting point (2,466°C), chemical inertness, and mechanical strength, iridium crucibles are widely used in:

• Single-crystal growth (sapphire, laser crystals)
• High-purity chemical processing (semiconductors, catalysts)
• Aerospace & defense components
• Research laboratories (handling molten oxides, acids)

However, iridium’s scarcity (annual global production:7-8 tonnes) and high market price ($4,500-$4,500−6,000/oz) make efficient recycling essential. Dingfeng Precious Metals Recovery specializes in high-purity iridium recovery from used, damaged, or contaminated crucibles, ensuring maximum economic and environmental returns.

Why Recycle Iridium Crucibles?

1. Economic Benefits

• Recover up to 95%+ of iridium content from scrap, reducing procurement costs.
• Avoid price volatility by reintroducing recycled iridium into production.
• Minimize waste disposal expenses (iridium scrap often classified as hazardous).

2. Environmental & Regulatory Advantages

• Reduce mining impact (1kg of recycled iridium saves ~10+ tonnes of ore processing).
• Comply with global regulations (REACH, RoHS, EPA standards).
• Lower carbon footprint compared to primary extraction.

3. Supply Chain Security

• Mitigate geopolitical risks tied to iridium sourcing (major producers: South Africa, Russia).
• Ensure stable material supply for critical industries.

Our Proprietary Iridium Recovery Process

At Dingfeng Precious Metals Recovery, we employ a multi-stage refining process to extract ultra-pure iridium (≥99.95%) from crucible scrap:

Stage 1: Pre-Treatment & Analysis

• XRF (X-ray Fluorescence) Testing – Determine iridium content (%) and contaminants (e.g., Al₂O₃, ZrO₂).
• Mechanical Cleaning – Remove surface impurities via ultrasonic or abrasive methods.

Stage 2: Chemical Dissolution

• Aqua Regia Leaching (HCl + HNO₃) – Dissolves iridium under controlled conditions.
• Alternative Solvents – For crucibles with refractory oxides (e.g., Na₂O₂ fusion).

Stage 3: Purification & Precipitation

• Selective Precipitation – Ammonium hexachloroiridate ((NH₄)₂[IrCl₆]) formation.
• Ion Exchange/ Solvent Extraction – Removes Pt, Pd, Rh impurities.

Stage 4: High-Temperature Reduction

• Hydrogen Reduction – Converts (NH₄)₂[IrCl₆] to pure iridium sponge.
• Arc/Induction Melting – Produces ingots or granules for reuse.

Stage 5: Quality Control & Certification

• ICP-MS Analysis (Inductively Coupled Plasma Mass Spectrometry) – Verifies 99.9%+ purity.
• ISO 9001/14001 Certified – Full documentation for traceability.

Industries We Serve

Why Choose Dingfeng Precious Metals Recovery?

✔ Industry-Leading Recovery Rates (Up to 98% yield)
✔ Secure Global Logistics – Insured shipping & customs compliance.
✔ Transparent Pricing – Real-time LME-based quotes.
✔ Environmentally Responsible – Zero-discharge refining.

Get a Free Evaluation Today!

1. Submit Details – Send crucible specs/photos via [email/portal].
2. Receive a Quote – Within 24 hours.
3. Ship & Get Paid – We handle logistics and payment upon refining.

Contact Us: ✉ Email: [dfpmr5719@dfpmr.com] |  Whatsapp: [+8613760175719]

Dingfeng Precious Metals Recovery – Your Trusted Partner in Iridium Sustainability.