O-Ring Materials - CSM

Best● Better○ Good△ BadX

Rubber type (ASTM Abbreviation )			Hypalon Polyethlene Rubber CSM
Chemical structure			Chlorosulfonated polyethylene
Main feature			Weatherproof, aging resistant, ozone, pharmaceutical, grinding, and can be used to prevent leakage in water.
Pure rubber properties		proportion Muni viscosity ML1+ (100℃)	1.11 ∼ 1.18 30 ∼ 55
Physical properties of synthetic rubber		Possible JIS hardness range General temperature range(℃) Special temperature range(℃) Tensile strength (kg/cm2) Elongation (%) Anti-elastic Cracking Wear resistance Bending resistance	50 ∼ 90 -20 ∼ 100 -25 ∼ 120 70 ∼ 200 500 ∼ 100 ○ ○ ● ○
Various properties of synthetic rubber	lubricating oil	Engine oil Gear Oil Motor oil Shaft lubricant Refrigeration oil Butter Lithium oil Oyster sauce	○ ○ ○ ○ ○ ○ ○ ●
	Working oil	Pot shaft oil Oil + Water emulsion system Water + Glycol Phosphate ester Si Brake Fluid Gear oil	○ △ △ ● ○ X ○
	Fuel oil	Light oil、kerosene Heavy oil Gasoline	○ ○ ○
	Water	Water、Warm water Water vapor、Hot water Antifreeze water Water cutting oil	● X ○ ○
	Drug	Hydrochloric acid 20% Sulfuric acid 30% Nitric acid 10% Caustic soda 30% Benzene Trichloroethylene Alcohol Vinyl glycerol Liquid fat Alcohol Ether Ketone (MEK) Acetic acid、Ethyl ester	● ● ● ● X ~ △ X ● X ~ △ ● X △ ~ ○ X
	Gas	LPG Urban gas Ozone Freon 12 Freon 22	△ △ ● ● ●
	Other	Food Sanitation Law Vacuum、Atmosphere 10mm kg 10-4 ~ 10-9
The main purpose			Gaskets, rollers, etc.