Where are NGK spark plugs produced?

1 Answers
OLorenzo
07/29/25 2:16pm
NGK spark plugs are produced in Japan. Here is some information about NGK spark plugs: 1. Material: NGK uses high-alumina ceramic as the insulator, which provides excellent insulation at high temperatures and ensures reliable spark generation. 2. Advantages: They offer superior thermal conductivity, preventing overheating. They also exhibit strong resistance to thermal shock (rapid heating and cooling) and high mechanical strength. The precise construction ensures excellent airtightness, as special powder is used to bond the insulator and the metal shell, making the structure robust.
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