| Rubber Classification & Features |
| RUBBER VARIETY |
MAIN FEATURE & SUITABLE SCOPE |
| NBR |
Resistant against:oil,pressure,abrasion,Highelasticity and mechanical strength.Suitable for general hydraulic and pneumatic seal;Unsuitale for working under sunlight and ultraviolet. |
| Application temperature:-20～120 ℃ |
| CR. |
Resistant against:oil,abrasion,efflorescence,good bending.Especially suitable for pneumatic machine and hydraulic fluid at high aniline point. |
| Application temperature:-40～120 ℃ |
| HR. |
Resistant against:chemical reagents,dispengding Suitale for hydraulic oil of organic phosphate and vacuum material,Umsuitable for generaloil. |
| Application temperature:- 50～150 ℃ |
| EPDM |
Resistant against:chemical reagents,Suitable for hydraulic oil of organic phosphate. |
| Application temperature:-50～150 ℃ |
| SILICON RUBBER |
Resistant against:heat,freeze,low machanical strength,bad bending and abrasion,Suitale for fixed seal resistant to heat and freeze.Unsuitable for working under high mechanical strength. |
| Application temperature:-80～150 ℃ |
| VITON |
Resistant against:heat,oil,reagents,Suitable for high temperature and vacuum equipment. |
| Application temperature:-30～210 ℃ |
| HNBR |
Resistant against:gasoline,Freon,oil,acid,ozone,alkali,heating and freeze,High mechanical strength,high abrasion. |
| Application temperature:-20～180 ℃ |
| Fep o ring |
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| Item name |
O RING |
| Material |
NBR,HNBR,SBR,EPDM,FPM,SILICONE,VITON,NR,CR, PU etc |
| Size |
Customized /standard /nonstandard |
| such as:GB3452.1-82 ,AS568A ,JIS B2401 |
| Hardness |
30A-95A |
| Color |
Red, Black, White, Clear, or as your request. |
| Tolerance |
According to your request or ISO standard. |
| Temperature |
Common: -20~100 degrees; |
| NBR(-40~120°C),SILICONE(-50~250°C),VITON(-25~250°C)etc. |
| Special features / |
Non-toxic; oil-resistant; heat resistant; abrasion-resistant; aging resistant; |
| working environment |
insulation; acid and alkaline resistant; airtight; shock absorption, etc. |
| Application fields |
exploitation, Sanitary plumbing, Medical Machinery, Textile machinery, |
| Mining machinery, Exercise equipment etc. |
| VITON |
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| 硬度68， 强度13.2兆帕，扯断伸长率226%， 100%定伸强度6.1兆帕，压变200摄氏度 @70小时18%。热分解温度273摄氏度 |
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| 性能 |
Property |
Unit |
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| 硬度 |
Hardness |
HS |
68 |
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| 强度 |
Strength |
Mpa |
13.2 |
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| 扯断伸长率 |
Tensile Strength@Break |
% |
226 |
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| 100%定伸强度 |
Tensile strength@100% |
Mpa |
6.1 |
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| 热分解温度 |
Thermo decomposing temperature |
℃ |
273 |
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Multiple Spring Mechanical Seals
Auto pump seal
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