Precious Metals in Spark Plugs

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DONGSHENG Aviation Spark Plug Recycling

After bulk collection of aviation spark plugs, DONGSHENG extracts iridium/platinum from end-of-life units using advanced separation technology. Recycled platinum-iridium metals are reused in new aviation plugs or aerospace components. We serve airlines/MRO facilities with bulk recycling programs for expired spark plugs.

Details

Aviation Spark Plug Key Specifications

 

Electrodes: Iridium/platinum center electrode, nickel-chromium alloy shell for corrosion resistance

Gap: 0.5–0.8mm

Voltage Resistance: Withstands over 20,000 volts

Lifespan: 300-500 flight hours

 

Core Functions

 

Ultra-High Reliability: Redundant dual-ignition system ensures operation during single-side failure

Extreme Environment Tolerance: Operates at -50°C to 2000°C (prevents icing at altitude/high-temperature erosion)

RF Interference Suppression: Special ceramic resistors eliminate spark noise, protecting avionics

 

Major Brands

 

Champion: 70% aviation market share, compatible with Lycoming/Continental engines

Tempest: Lightweight iridium electrode design, preferred for general aviation aircraft

NGK Aviation: Platinum ground electrode + copper-core heat dissipation, designed for helicopter engines


Evaluate
  • Unexpectedly, online precious metal recyclers responded faster than precious metal recyclers near me!
    Joseph

    Joseph

    CEO

  • I went to DONGSHENG's factory for an on-site inspection. It is a very good recycling factory.
    Davis

    Davis

    Director

  • This is my second time to cooperate with DONGSHENG and I have never had to worry about payment collection.
    Patricia

    Patricia

    Director

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