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["[润滑油脂的基础知识

2017-10-05View Original

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["[基础油和添加剂两部分组成
Reply #22017-10-05
["和润滑油的一般由基础油和添加剂两部分组成。基础油是润滑油的主要成分,决定润滑油的基本性质,而添加剂则弥补和改善基础油性能方面的不足,赋予某些新的性能。"
Reply #32017-10-19
" "润滑油的的一润滑油的低温流动性与重要。对于新的成品润滑油,由于添加剂的影响,颜色已不再作为判断基础油精制程度的的指标。"
Reply #42018-07-26
"”润滑油的的一般理化性能包括外观、密度、粘度、粘度指数闪点凝点和倾点酸值碱值中和值水分机械杂质灰分和硫酸灰分残炭等。"

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