Brand:Youlian
T-type rubber rings. we are SIGMA corporation's long-term supplier.
with good sealing, excellent tensile strength, excellent elongation, impact strength resistance, impact strength resistance, alc
Performance: with good sealing, excellent tensile strength, excellent elongation, impact strength resistance, impact strength resistance, alcohol resistance, oxygenated-solvent resistance, water resistance.
OEM orders are welcome
quality certificate: ISO/TS16949
specification: standard and nonstandard, different sizes and structure available
Interested consumers are welcome to contact us by telephone or fax or visit our company for negotiation
Test Parameter | Test Method | Specification | Test result Min Max |
Shore Hardness °Shore A | ASTM D2240 | 80 | 72 76 |
Tensile strength, in MPa, min | ASTM D412 | 10.3 | 15 18 |
Elongation, @Break % min | 150 | 325 444 | |
Compression Set, % @70°C/ 22 hours | ASTM D395 Method B | 20% | 11% 19% |
Ozone Resistance 25hrs / 50 pphm Ozone / 40°C | ASTM D1149 | No Cracks | No Cracks |
Oxygen Bomb (96 hrs. in Oxygen @ 70°C/300 psi ) | ASTM D572 |
|
|
1) Retention of Tensile Strength, % | 60% | 82.9% | |
2) Retention of Elongation, % | 60% | 95% |
