Iridium Recycling from Used Spark Plugs – Sustainable Recovery for a Precious Metal

Iridium is one of the rarest and most valuable metals on Earth. Known for its exceptional hardness, corrosion resistance, and high melting point, iridium plays a vital role in modern industries such as automotive manufacturing, electronics, and chemical catalysis. One of the most important sources of iridium is used spark plugs, where it is applied to improve durability and ignition performance. At Dingfeng Precious Metals, we specialize in iridium recycling from used spark plugs, providing professional recovery solutions that transform industrial waste ino reusable resources.

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At Dingfeng Precious Metals, we specialize in iridium recycling from used spark plugs, providing professional recovery solutions that transform industrial waste ino reusable resources.

1. Why Iridium Recycling Matters

Global demand for iridium continues to grow, while its natural supply remains extremely limited. Mining new iridium is costly and causes significant environmental impact. Recycling iridium from used spark plugs offers an efficient and sustainable alternative. It helps conserve natural resources, reduce pollution, and return valuable materials to the industrial cycle.
When collected in bulk, used spark plugs become a significant and profitable source of recyclable iridium.

2. Sources of Recyclable Iridium

Iridium is widely used in high-performance spark plugs and other components that require resistance to high temperatures and corrosion. Common sources include:

Iridium-tipped spark plugs used in cars, motorcycles, and hybrid vehicles
Industrial ignition systems used in power generation and aviation
Specialized electronic and catalytic components

Dingfeng Precious Metals purchases all types of used, damaged, or scrap spark plugs containing iridium, offering competitive prices and reliable testing reports.

3. Professional Iridium Recycling Process

Dingfeng Precious Metals uses advanced refining technology to recover iridium safely and efficiently. Our recycling process includes:

Sorting and classification by spark plug type and metal composition
Mechanical treatment to remove non-metallic materials
Chemical refining to extract high-purity iridium
Laboratory testing to confirm metal content and purity

This professional system ensures a high recovery rate and full compliance with international environmental standards.

4. Advantages of Working with Dingfeng Precious Metals

As a professional precious metal recycling company, Dingfeng Precious Metals provides:

Competitive iridium scrap prices
Accurate testing and transparent valuation
Environmentally responsible refining processes
Fast international payment and logistics support
Long-term cooperation with global partners

We work with automotive repair centers, recycling facilities, metal collectors, and industrial suppliers worldwide.

5. Building a Sustainable Future through Iridium Recycling

Recycling iridium from used spark plugs not only provides economic value but also contributes to global sustainability. By recovering precious metals, we reduce waste, support circular manufacturing, and promote responsible resource utilization.

At Dingfeng Precious Metals, we are committed to developing advanced recovery technologies that turn industrial waste into lasting value.