Customization: | Available |
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After-sales Service: | Installation Guide |
Warranty: | 2 Years |
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Material | IRHD | Hardness | Tensile Strength | Elongation at Break | Compression Set |
Shore A | min. psi | min. | max. | ||
Nature rubber | 50 | 45-55 | 2500 | 450% | 25% |
60 | 55-65 | 2500 | 400% | 25% | |
70 | 65-75 | 2500 | 350% | 25% | |
Neoprene | 50 | 45-55 | 2250 | 400% | 35% |
60 | 55-65 | 2250 | 350% | 5% | |
70 | 65-75 | 2250 | 300% | 5% |
Technical index | Neoprene Rubber | Natural Rubber | |
Hardness(IRHD) | 60±5 | 60±5 | |
Strength Tensile(Mpa) | ≥17 | ≥18 | |
Elongation at break (%) | ≥400 | ≥450 | |
Brittleness temperature(ºC) | ≤40 | ≤-50 | |
Constant compression permanent deformation | ≤15 | ≤30 | |
Resistance to ozone aging test (test conditions,20% elongation,40ºC×96h) | 100ppmm | 25ppmm | |
No cracking | No cracking | ||
Hot air aging test (The biggest change comparing with before aging numerical) | Test conditions (ºC×h) | 100×70 | 70×168 |
Strength Tensile (%) | -15 | -15 | |
Elongation at break(%) | -40 | -20 | |
Variation in hardness(IRHD) | 0,+10 | -5,+10 | |
Strength of rubber and steel Peel adhesive (KN/m) | >10 | >10 | |
Strength of PTFE Slip Sheet and rubber (KN/m) | >7 | >7 |