It’s not pure Iridium, it’s a sintered alloy. I pointed out some of the benefits previously here- Iridium sparkplugs? - #17 by circuitsmith
Here’s a good summary if interested- DENSO SPARK PLUG
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It’s not pure Iridium, it’s a sintered alloy. I pointed out some of the benefits previously here- Iridium sparkplugs? - #17 by circuitsmith
Here’s a good summary if interested- DENSO SPARK PLUG