O-Ring Materials-SBR
CNL seals is the specialized O ring manufacturer and rubber o-ring products supplier. O-ring is the most common and economic seals. O ring material：VITON/FPM/FKM/FFKM/NBR/HNBR... Custom molded products and die-cuts. O ring is suitable to use in static and dynamic applications. CNL O-ring is the best choice and high quality o-rings for static and dynamic applications.
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| Rubber type (ASTM Abbreviation ) |
Styrene Butadiene Rubber SBR |
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| Chemical structure | Copolymer of butadiene and styrene | ||
| Main feature | Wear-resistant, aging-resistant, water-resistant, low-cost, not easy to deform at high hardness, not resistant to strong acids, ozone, oils, greases and greases and hydrocarbons. | ||
| Pure rubber properties | proportion Muni viscosity ML1+ (100℃) |
0.93 ∼ 0.94 30 ∼ 60 |
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| 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 |
40 ∼ 90 -30 ∼ 80 -40 ∼ 100 50 ∼ 200 600 ∼ 100 ○ △ ● ○ |
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| Various properties of synthetic rubber | lubricating oil | Engine oil Gear Oil Motor oil Shaft lubricant Refrigeration oil Butter Lithium oil Oyster sauce |
X X X X X X X ● |
| Working oil | Pot shaft oil Oil + Water emulsion system Water + Glycol Phosphate ester Si Brake Fluid Gear oil |
X △ ○ X ● ● X |
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| Fuel oil | Light oil、kerosene Heavy oil Gasoline |
X X X |
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| Water | Water、Warm water Water vapor、Hot water Antifreeze water Water cutting oil |
● ○ △ △ |
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| Drug |
Hydrochloric acid 20% |
○ ○ X ● X X ● ● X X ● △ ~ ○ X ~ △ |
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| Gas | LPG Urban gas Ozone Freon 12 Freon 22 |
X X X ○ ○ |
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| Other |
Food Sanitation Law |
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| The main purpose | Automobile tires, shoes, tapes, sporting goods, floor tiles, tapes, conveyor belts. | ||