Unverified88% confidenceDecision RuleTime unknown
长期润滑（如门铰链、链条、导轨）应选PTFE（特氟龙）或硅基干膜润滑剂，喷后溶剂挥发形成干膜不粘灰；不要用普通渗透型喷剂做长期润滑，其油膜易蒸发且吸附灰尘形成油泥
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
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