GREASE润滑油基本知识介绍ppt课件.ppt

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1、GreaseTechnology滑脂技术April,992MAPPLgreasepresentation1Definition定义Alubricatinggreaseisafirmtosemi-fluidproductobtainedbythedispersionof2to15%ofathickeningagentintoalubebaseoil.润滑脂是一种在基础油中加入2－15%稠化剂的硬至半流体的产品。April,993MAPPLgreasepresentation1Composition组成Whatisgrease滑脂是什么？90%oil+

2、additives90%的基础油和添加剂10%thickener10%的稠化剂Greaseistypically90%OilplusAdditivesand10%Thickener.滑脂的典型组成是90%的基础油和添加剂加上10%的稠化剂April,994MAPPLgreasepresentation1Composition组成TypesofThickeners稠化剂种类Soap皂基Non-soap非皂基April,995MAPPLgreasepresentation1Composition组成ThickenersusedbyMobil美孚使用的稠化

3、剂Lithium(Soap)锂(皂基)LithiumComplex(Soap)复合锂(皂基)Clay(Non-soap)粘土(非皂基)April,996MAPPLgreasepresentation1Composition组成SoapThickener皂基稠化剂碱＋脂肪酸皂基＋水Alkali+FattyAcidSoap+WaterSaponification皂化April,997MAPPLgreasepresentation1Composition组成NonSoapThickener非皂基Clay粘土PolarActivatorClayPlatele

4、tStack粘土片堆PolarActivator极性和性剂PartiallySeparatedPlateletStackTrappingOil部分分离的粘土片间充满油品April,998MAPPLgreasepresentation1PropertiesOfGreaseThickeners滑脂稠化剂性能Maximum最高使用Usage癈温度MechanicalStability稳定性Lithium*锂120Excellent极佳LithiumComplex*复合锂175ExcellentClay*粘土175Good好Sodium钠125GoodPo

5、lyurea聚脲175Poor-GoodCalciumComplex复合钙175Poor-GoodAluminiumComplex复合铝175Good*UsedinMobilProductsApril,999MAPPLgreasepresentation1Composition组成BasefluidsusedbyMobil美孚使用的基础油MineralParaffinic石蜡基矿物Naphthenic环烷基SyntheticPolyalphaolefin聚α烯烃合成Ester酯Polyglycol聚多元醇AlkylatedAromatics烷化芳香烃

6、VegetableNaturalEsters植物油天然酯ViscosityRange:ISOVG22toISOVG1500粘度范围April,9910MAPPLgreasepresentation1Composition组成AdditivesusedbyMobil美孚使用的添加剂Soluble:Antioxidant抗氧化剂溶液Antirust防锈剂Antiwear/extremepressure抗磨/极压添加剂Antifatigue抗疲劳添加剂Frictionmodifiers摩擦改良剂Polymers聚合物Solid:Molybdenumd

7、isulfide二硫化钼固体Graphite石墨April,9911MAPPLgreasepresentation1Manufacture生产TwoMobilprocesses美孚两种方式Batch-10ton/day批量生产Continuous-2ton/hour连续生产April,9912MAPPLgreasepresentation1Manufacture生产Conventionalgreaseprocess传统滑脂生产方式Alkali+Fat碱脂肪酸Soap+Water皂基＋水Saponification皂化Dryingofsoap皂基干

8、燥Additionofoil+Additives加油和添加剂Coarsemixing粗混合Ultrafine