1) chemical additives X for bearing very high pressure
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极压添加剂X
4) extreme-pressure additive
![点击朗读](/dictall/images/read.gif)
极压添加剂
1.
5 μ), used as an extreme-pressure additive, on the tribological characteristics of high-temperature lithium soap grease are summarized, and the mechanism by which the additive affects the characteristics is discussed.
研究超细二硫化钨粉末(0 3~0 5μ)作为极压添加剂,对高温锂基润滑脂摩擦性能的影响,并对其作用机理作初步的探讨。
5) extreme pressure and antiwear additive
![点击朗读](/dictall/images/read.gif)
极压抗磨添加剂
1.
The influences of three kinds of extreme pressure and antiwear additives(T321、TCP and T202) and their different concentrations,test temperatures and times on colloidal performance of Lithium-Calcium-based grease were studied by the centrifugal oil separation test assembly and roll stability tester.
利用离心分油试验机和滚筒试验机分别考察了3种不同的极压抗磨添加剂(T321,TCP和T202)以及其不同添加量、不同的实验温度或时间对锂-钙基润滑脂胶体性能的影响。
6) extreme pressure-antiwear additive
![点击朗读](/dictall/images/read.gif)
极压抗磨添加剂
1.
Put three kinds of extreme pressure-antiwear additives(T 304? T 321 and T 404) into four kinds of high-temperature lithium complex greases with different constituents, and observe their effect on the performances of greases.
将3种极压抗磨添加剂(T304、T321和T404)分别加入到4种不同组分的高温复合锂基润滑脂中,考察其对润滑脂性能的影响。
2.
Three kinds of extreme pressure-antiwear additives(T304,T321 and T404) were put into four kinds of lithium complex greases with different constituents,and their effect on the performances of greases was observed,and the mechanism was analyzed.
将3种极压抗磨添加剂(T304、T321和T404)分别加入到4种不同组分的复合锂基润滑脂中,考察其对润滑脂性能的影响。
补充资料:极压添加剂
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CAS号:
性质:可使润滑油晶在高温高负荷处于边界润滑条件下免于被金属摩擦副擦伤、咬合及磨损的一类物质。在高温(120℃或更高)条件下,与金属表面反应生成化学反应膜。高负荷条件下的剪切运动在此化学膜中进行,防止金属副直接接触而造成的金属咬合及熔结等现象产生,从而使机械能够正常运转并延长其使用寿命。此类物质均为化学活性较强的含氯、含硫、含磷等有机化合物。常见品种有硫化异丁烯、氯化石蜡、亚磷酸二丁酯、二烷基二硫代磷酸酯锌盐等。主要用于高负荷车辆齿轮油、工业齿轮油及一些特殊的金属加工用油。
CAS号:
性质:可使润滑油晶在高温高负荷处于边界润滑条件下免于被金属摩擦副擦伤、咬合及磨损的一类物质。在高温(120℃或更高)条件下,与金属表面反应生成化学反应膜。高负荷条件下的剪切运动在此化学膜中进行,防止金属副直接接触而造成的金属咬合及熔结等现象产生,从而使机械能够正常运转并延长其使用寿命。此类物质均为化学活性较强的含氯、含硫、含磷等有机化合物。常见品种有硫化异丁烯、氯化石蜡、亚磷酸二丁酯、二烷基二硫代磷酸酯锌盐等。主要用于高负荷车辆齿轮油、工业齿轮油及一些特殊的金属加工用油。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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