คุณสมบัติของยางที่ใช้หุ้มลูกกลิ้ง

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Page 5	Natural Ribber/ Povisodrene	Polybutadine	SER	Polynobonene	Ethylene propylene polymers	Butyl Rubber	Polychloroprene
Fuel
Gasoline . Aromatic	F-G	F-G	VG	P	P	P	G
Flex Fluel	P-F	F-G	F-G	P	P	P	F-G
Diesel Fuel	VG	VG	VG	P	P	P	G
Brake Fluid	P	P	P	P	P	P	P
Automatic Transmission Fluid	VG	G	E	P	P	P	G
Collant Fluid	G	P-F	F	F	F	G	F-G
Power Steeling Fluid	VG	G	VG	P-F	P-F	F	VG
Engine Oil	G	G	VG	P	P	F	G
Lube and Grease Aliph	G	G	VG	P-F	P	F	G
ASTl.l oil no.1	G	G	VG	P-F	P	F-G	G
ASTl.l oil no.3	G	G	G	F-G	F	F-G	G
Aliphatic Hydrocarbons	E	G	E	F	F	G	G-E
Aromatic Hydrocarbons	F-G	P-F	G-E	P	P	P-F	G
Halogenated Hydrocarbons	F-G	F	G	P	P	P	G-E
Acohols	F-G	F-G	G	G	G	G-E	G
100% Liethanol	P	F-G	F	P	P-F	F-G	P
Ketones / Esters	P	P	G-E	F	F-G	F-G	P-F
Organic Acids , Dilute	G	P-F	G	G	F	E	F
Organic Acid , Concentrated	P	P	G	F	P	G	P
Inorganic Acid , Dilute	G	F	E	G	G	E	G
Inorganic Acid , Concentrate	F	P	P	F	F	G	F
Oxidizing Acid , Dilute	P	P	P	F	P	G	P
Oxidizing Acid , Concentrate	P	P	P	P	P	P	P
Alkalies	G-E	P	G	G	F-G	E	F-G
Animal and vegetable oils	G-E	G	G-E	G	F	G	G-E

P=Poor, F=Fair, G=Good, VG=Very good, E=Excellent