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Why is thermal grease still needed when metal surfaces are in direct contact?

2026-08-31

آخرین اخبار شرکت در مورد Why is thermal grease still needed when metal surfaces are in direct contact?

Even after precision machining, metal surfaces are still uneven at a microscopic level. Direct contact results in numerous micrometer-sized air gaps, and since air is a poor conductor of heat, it severely hinders heat transfer. Thermal grease is used to fill these gaps.