润滑脂要求 CM_S.docx
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润滑脂要求 CM_S.docx
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MobilgreaseCMSeries
Page3of3
MobilgreaseCMSeriesMobilGrease,UnitedStatesGrease
ProductDescription
MobilgreaseCMSeriesproductsareafamilyofextrahighperformanceextreme-pressuregreases.MobilgreaseCM-PandCM-SareNLGIGrade2,whileMobilgreaseCM-WandCM-LareNLGIGrade1.Allfourproductsaremanufacturedwithaproprietaryhigh-temperature,lithiumcomplexthickenersystem.Theyexhibitexcellentresistancetosofteningundersevereworking,andprovidegoodadhesionandcohesion.Anextreme-pressureadditiveprovidesexceptionalprotectionagainstwear,whileadditionaladditivesenhanceresistanceto
high-temperatureoxidationandprotectionagainstrust.Inaddition,MobilgreaseCM-PandMobilgreaseCM-Lcontain3%molybdenumsulphideforadditionalwearprotection.Otherformulationfeaturesprovide
low-temperaturedispensing,verygoodresistancetowaterwash,andlongserviceinbearingsoperatingathightemperatures.Theseheavy-duty,severe-servicegreaseshaveoutstandingstructuralandchemicalstability.
MobilgreaseCMSeriesproductswon'tcorrodesteelorcopper-bearingalloysandarecompatiblewithconventionalsealmaterials.
MobilgreaseCMgreasesarerecommendedbyExxonMobilforuseinforconstructionandminingsectorapplications.MobilgreaseCM-PisrecommendedbyExxonMobilforuseinforhighlyloadedplainandantifrictionbearingsandotherapplicationswherethethreepercentmolybdenumdisulphideand
high-temperaturethickenersystemwillprovideextraordinaryperformance.MobilgreaseCM-SisrecommendedbyExxonMobilforuseinplainandantifrictionbearingsincontractorandminingvehiclesworkingundersevereoperatingandweatherconditions.TherecommendedapplicationtemperaturerangeforMobilgreaseCM-PandCM-Sis-20ºCto+145ºCMobilgreaseCM-LandCM-Warewinter-gradeproductsandarerecommendedforcold-temperatureservice.TherecommendedapplicationtemperaturerangeforMobilgreaseCM-LandCM-Wis
-30ºCto+145ºC
FeaturesandBenefits
MobilgreaseCMSeriesgreasesareleadingmembersoftheMobilgreasebrandofproducts,whichhasgainedaworld-widereputationforinnovationandperformanceexcellence.MobilgreaseCMSeriesgreaseproductsaredesignedbyourformulationtechnologistsandbackedbyourworld-widetechnicalsupportstaff.
MobilgreaseCMSeriesgreasesaredesignedspecificallytomeettheneedsofcustomerswithheavilyloadedequipmentthatrequirehighEP/antiwearperformancewhichremaininplaceevenintoughconditionsofwaterwash,highslidingandhightemperature.Thesegreasesaretargetedespeciallyforthesevereconstructionandminingsectorandofferthefollowingfeaturesandpotentialbenefits:
14.11.2017
Features
AdvantagesandPotentialBenefits
Excellentresistancetowater,includingspray
Maintainsexcellentlubricationpropertiesandprotectsequipmentinconditionsofwatercontamination
VerygoodEPandanti-wearprotection
Lowermaintenancecostsandlessunanticipateddowntime
Betterstay-putpropertiesathightemperatures
Excellentperformanceinhighshear,highloadapplications,especiallywheregreasere-supplyislimited
Resistsrustandcorrosion
Protectsequipmentinpresenceofwaterforreducedmaintenanceandlongerequipmentlife
Goodpumpabilityatlowtemperatures
Excellentlowtemperaturepropertiesincludingstart-upinremotelocations
Applications
RecommendedbyExxonMobilforusein:
Heavilyloadedapplicationsorenvironmentshighlycontaminatedwithwater,especiallyinthecontractor/miningsector.Specificexamplesofsuchapplicationsinclude:
Heavy-dutytrucksespecially,hingeandbucketpinsMiningandconstructionequipment
SpecificationsandApprovals
MobilgreaseCMSeriesmeetsorexceedstherequirementsofthefollowingindustryspecification:
CM-L
CM-P
CM-W
CM-S
DIN51825:
(2004-06)
KPF2N-20
TypicalProperties
MobilgreaseCM
CM-L
CM-P
CM-W
CM-S
NLGIGrade
1
2
1
2
ThickenerType
Li-Complex
Li-Complex
Li-Complex
Li-Complex
Color,Visual
Grey
Grey
Orange
Orange
Penetration,Worked,25ºC,ASTMD217,mm/10
325
280
325
280
DroppingPoint,ºC,ASTMD2265
260
260
260
260
ViscosityofOil,ASTMD445
MobilgreaseCM
CM-L
CM-P
CM-W
CM-S
KV@40ºC
150
320
150
320
PenetrationConsistencyChange,ASTMD1831,mm/10
-15
-3
-15
-4
4-BallEP,WeldLoad,ASTMD2596,kg
250
250
250
250
4-BallWearTest,ASTMD2266,Scar,mm
0.5
0.5
0.5
0.5
CorrosionPrevention,ASTMD1743,Rating
Pass
Pass
Pass
Pass
CopperStripCorrosion,ASTMD4048
1A
1A
1A
1A
WaterWashout,ASTMD12641hr.@79ºC,%
12
6
12
6
HealthandSafety
Basedonavailableinformation,thisproductisnotexpectedtoproduce
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