Model:O model
Rubber gaskets for PVC pipes:
we specialize in producing rubber seals, seal rings and oil seals for use in many fields such as steel, metallurgy, mine and so on, which act as sealing and dustproof. main products include o-ring,v-ring, j-oil seal, u-ring, rbr type seal for rolling mill, reinforced oil seals with fabric, large dust proof gasket.
materials:NR, NBR,ACM,EPDM,PTEF,Silicon,Neoprene,Viton,etc.
we can produce according your drawings and samples.
OEM / ODM orders are welcome .
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 |
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1) Retention of Tensile Strength, % | 60% | 82.9% | |
2) Retention of Elongation, % | 60% | 95% |
