Page 171 - PETROMIN Product Guide-2019 (HR)

COMMON TERMS ﺔﻣﺎﻋ تﺎﺤﻠﻄﺼﻣ

Demulsibility: Property of a lubricant to separate from water. .ءﺎﻤﻟا ﻦﻋ ﺖﻳﺰﻟا لﺎﺼﻔﻧا ﺔﻴﺻﺎﺧ : Demulsibility
Detergency: Property of lubricating oil to reduce or prevent deposit ﺖﺤﺗ تﺎﺒﺳﺮﺘﻟا يوﺎﻏر نﻮﻜﺗ ﻊﻨﻣ وأ ﺾﻴﻔﺨﺘﻟ ﻢﻴﺤﺸﺘﻟا ﺖﻳز ﺔﻴﺻﺎﺧ : Detergency
formed under high temperature conditions or as a result of the .ﺖﻳﺰﻟا ﻲﻓ ﺔﻴﻀﻤﺤﻟا تﺎﺛﻮﻠﻤﻟا ﻞﻋﺎﻔﺘﻟ ﺔﺠﻴﺘﻨﻛ وأ ﺔﻴﻟﺎﻌﻟا ةراﺮﺤﻟا تﺎﺟرد
action on the oil of acidic contaminants.
Dielectric Strength: A measure of the insulation value of an لﺪﻌﻤﻟا اﺬﻫ ﺪﻤﺘﻌﻳو ﻲﺋﺎﺑﺮﻬﻜﻟا لﺰﻌﻟا لﺪﻌﻤﻟ سﺎﻴﻗ ةﺪﺣو : Dielectrical Strength
electrical insulating medium. The value depends to some extent on .مﺪﺨﺘﺴﻤﻟا رﺎﺒﺘﺧﻻا ﺔﻴﻋﻮﻧ ﻰﻠﻋ ﺎﻣ ﺪﺣ ﻰﻟإ
the test method used.
Dispersancy: Property of an oil to disperse and suspend potential نﻮﻜﺗ ﻲﺘﻟا داﻮﻤﻟا ﻖﻴﻠﻌﺗو ﺖﻴﺘﺸﺗ ﻰﻠﻋ ﺖﻳﺰﻟا ةرﺪﻗ ىﺪﻣ ﺔﻴﺻﺎﺧ : Disperency
deposit forming material so that they can be removed from the .ﺖﻳﺰﻟا ﺮﻴﻴﻐﺗ ﺪﻨﻋ مﺎﻈﻨﻟا ﻦﻣ ﺎﻬﺘﻟازا ﻢﺘﺗ ﻰﺘﺣ تﺎﺒﺳﺮﺘﻟا
system when the oil is drained.

DIN: Deutsche Industrienorm .ﺔﻴﻧﺎﻤﻟ’ا ﺔﻴﺳﺎﻴﻘﻟا تﺎﻔﺻاﻮﻤﻟا : DIN
DOT: U.S. Government Department of Transport. .ﺔﻴﻜﻳﺮﻣ’ا ةﺪﺤﺘﻤﻟا تﺎﻳﻻﻮﻟا ﺔﻣﻮﻜﺤﺑ ﻞﻘﻨﻟا ةرادإ : DOT
Dropping Point: The temperature at which the rst drop of liquid ﻦﻴﺨﺴﺗ ﺪﻨﻋ ﺔﻠﺋﺎﺳ ﺔﻄﻘﻧ لوأ ﺎﻫﺪﻨﻋ ﻞﺼﻔﻨﺗ ﻲﺘﻟا ةراﺮﺤﻟا ﺔﺟرد ﻲﻫ :Dropping Point
separate when grease is heated under prescribed conditions. .ةدﺪﺤﻣ فوﺮﻇ ﺖﺤﺗ ﻢﺤﺸﻟا
EOLCS: Engine Oil licensing and Certi cation System. .تﺎﻛﺮﺤﻤﻟا تﻮﻳز دﺎﻤﺘﻋاو ﺺﻴﺧﺮﺗ مﺎﻈﻧ : EOLCS
EMA: Engine Manufacturers Association (USA) .(ﺔﻴﻜﻳﺮﻣ’ا ةﺪﺤﺘﻤﻟا تﺎﻳﻻﻮﻟا) تﺎﻛﺮﺤﻤﻟا عﺎﻨﺻ دﺎﺤﺗإ : EMA
Emulsion: Intimate mixture of two or more materials which are نﺎﻧﻮﻜﺗ ﺮﺜﻛأ وأ ﻦﻴﺗدﺎﻣ ﻦﻣ نﻮﻜﻣ ﻂﻴﻠﺧ ﻦﻋ ةرﺎﺒﻋ ﻮﻫو ,ﺐﻠﺤﺘﺴﻤﻟا : Emulsion
immiscible or partially miscible with each other. In most emulsions بﻼﺤﺘﺳﻻا تﻻﺎﺣ ﻢﻈﻌﻣ ﻲﻓو .ﺾﻌﺒﻟا ﺎﻤﻬﻀﻌﺑ ﻊﻣ ﻴﺋﺰﺟ وأ ﻴﻠﻛ جاﺰﺘﻣﻼﻟ ﻦﻴﺘﻠﺑﺎﻗ
one material is aqueous and the other is an oil.
.ﺔﻴﺘﻳز ىﺮﺧ’او ﺔﻴﺋﺎﻣ ﻦﻴﺗدﺎﻤﻟا ىﺪﺣإ نﻮﻜﺗ
Extreme Pressure Additive: Chemical compound imparting ﻲﻟﺎﻋ ﻂﻐﺿ ﺺﺋﺎﺼﺧ يذ ﻲﺋﺎﻴﻤﻴﻛ ﺐﻛﺮﻣ ﻦﻋ ةرﺎﺒﻋ : Extreme Pressure Additive
extreme pressure characteristics to a lubricant with the objective of ﺎﻬﻗﻻﺰﻧاو ءاﺰﺟ’ا كﺎﻜﺘﺣا ﺪﻨﻋ ءاﺰﺟ’ا ﻞﻛﺂﺗ ﺾﻴﻔﺨﺗ ضﺮﻐﺑ ﻢﻴﺤﺸﺘﻟا ﺖﻳﺰﻟ فﺎﻀﻳ
reducing wear under conditions where rubbing or sliding فوﺮﻇ ﺖﺤﺗ ﻞﻤﻌﺗ ﻲﺘﻟا سوﺮﺘﻠﻟ ﺔﺒﺴﻨﻟﺎﺑ لﺎﺤﻟا ﻮﻫ ﺎﻤﻛ ﻲﻟﺎﻋ ﻂﻐﺿ دﻮﺟو ﻊﻣ ﺔﻨﻣاﺰﺘﻣ
accompanies high contact pressure, as in heavily loaded gears,
particularly of the hypoid type. .(ةﺪﻗﺎﻌﺘﻤﻟا روﺎﺤﻤﻟا تاذ سوﺮﺘﻟا) ﺪﻳﻮﺒﻴﻬﻟا سوﺮﺗ Ôﺪﻳﺪﺤﺗو ﺔﻴﺳﺎﻗ
Flash Point: The lowest temperature at which vapors rising from a ﺪﻨﻋ ﺎﻣ ﺔﻨﻴﻋ ﻦﻣ ةﺪﻋﺎﺼﺘﻤﻟا ةﺮﺨﺑ’ا لﺎﻌﺘﺷا ﺎﻬﻴﻓ ﻢﺘﻳ ةراﺮﺣ ﺔﺟرد ﻰﻧدأ : Flash Point
sample will ignite momentarily on application of a ame under .ةدﺪﺤﻣ فوﺮﻇ ﺖﺤﺗ ﺔﻠﻌﺷ ﺐﻳﺮﻘﺗ
speci ed conditions.
FZG Test: A German gear test for evaluating EP properties. .(EP) ﻰﺼﻗ’ا ﻂﻐﻀﻟا ﺺﺋﺎﺼﺧ ﻢﻴﻴﻘﺘﻟ سوﺮﺘﻠﻟ ﻲﻧﺎﻤﻟأ رﺎﺒﺘﺧا ﻦﻋ ةرﺎﺒﻋ : FZG Test
HTHS: High Temperature High Shear Rate Viscosity. .ﺔﻴﻟﺎﻋ ﺰﺟ ﺔﺒﺴﻧ ﺎﻬﻨﻋ ﺞﺘﻨﺗ ﻲﺘﻟاو ﺔﻴﻟﺎﻌﻟا ةراﺮﺤﻟا تﻻﺎﺣ ﺪﻨﻋ ﺔﺟوﺰﻠﻟا ﺔﺒﺴﻧ لﺪﻌﻣ : HTHS
ILSAC: International Lubricant Standardization and Approval .ﺎﻫدﺎﻤﺘﻋاو ﻢﻴﺤﺸﺘﻟا تﻮﻳﺰﻟ ﺔﻴﺳﺎﻴﻘﻟا تﺎﻔﺻاﻮﻤﻟا ﻊﺿﻮﻟ ﺔﻴﻟوﺪﻟا ﺔﻴﻌﻤﺠﻟا : ILSAC
Committee.

ISO: International Organization for Standardization. .ﺔﻴﺳﺎﻴﻘﻟا تﺎﻔﺻاﻮﻤﻟ ﺔﻴﻟوﺪﻟا ﺔﻤﻈﻨﻤﻟا : ISO
JAMA: Japanese Automobile Manufacturers Association. .ﺔﻴﻧﺎﺑﺎﻴﻟا تارﺎﻴﺴﻟا عﺎﻨﺻ ﺔﻴﻌﻤﺟ : JAMA
JASO: Japanese Automobiles Standards Organization. .تارﺎﻴﺴﻠﻟ ﺔﻴﺳﺎﻴﻘﻟا تﺎﻔﺻاﻮﻤﻠﻟ ﺔﻴﻧﺎﺑﺎﻴﻟا ﺔﻤﻈﻨﻤﻟا : JASO
Kinematic Viscosity: The ratio of the absolute viscosity to the سﺎﻴﻗ ةراﺮﺣ ﺔﺟرد ﺪﻨﻋ ﺔﻓﺎﺜﻜﻟا ﻰﻟإ ﺔﻘﻠﻄﻤﻟا ﺔﺟوﺰﻠﻟا ﺔﺒﺴﻧ ﻲﻫ : Kinematic Viscosity
density at the temperature of the viscosity measurement. The ﺔﻴﺋﺎﻴﻤﻴﻜﻟا ﺔﺟوﺰﻠﻟا ةﺪﺣو ﻦﻋ ةرﺎﺒﻋ ﺔﻴﻛﺮﺤﻟا ﺔﺟوﺰﻠﻟ ﺔﻳﺮﺘﻤﻟا تاﺪﺣﻮﻟا نإ .ﺔﺟوﺰﻠﻟا
metric units of kinematic viscosity are the stoke and centistokes, .كﻮﺘﺴﺘﻨﺳو (كﻮﺘﺳا)
which correspond to the poise and centipoises of absolute viscosity.
MIL: U.S. Military speci cations. .ﻲﻜﻳﺮﻣ’ا ﺶﻴﺠﻟا تﺎﻔﺻاﻮﻣ : MIL
Multiviscosity (Multi-grade): ةراﺮﺤﻟا تﺎﺟرد ﺖﺤﺗ ﺔﺟوﺰﻠﻟا دوﺪﺤﺑ ﻲﻔﻳ يﺬﻟا ﺖﻳﺰﻟا ﻪﻧإ : (Multiviscosity (Multigrade
Oil that meets the low temperature viscosity limits of one of the SAE ﺪﻨﻋ ﺔﺟوﺰﻠﻟا دوﺪﺣو تارﺎﻴﺴﻟا ﻲﺳﺪﻨﻬﻣ ﺔﻴﻌﻤﺟ نﺎﻴﺑ مﺎﻗرأ ﻦﻣ ﺪﺣاو ﻲﻓ ﺔﻀﻔﺨﻨﻤﻟا
W numbers, and the 100-C viscosity limits of one of non-W .نﺎﻴﺒﻟﺎﺑ ةدراو ﺮﻴﻐﻟا مﺎﻗر’ا ﻦﻣ ﺪﺣاو ﻲﻓ ﺔﻳﻮﺌﻣ ﺔﺟرد ١٠٠
numbers.

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