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| Polymer used | Natural Rubber suitably blended |
| Operation Temperature | -10ºC to 70ºC |
| Operational Atmosphere | Heavy/Dusty/Sandy/Corrosive/Salty |
| Operational Humidity | 0 to 100% |
| Metal Parts Spec | Steel IS:2062-Fe 410 WA |
| Properties of Elastomer | |
| Shore A Hardness | 50 to 60 |
| Ash Content | 5% Maximum |
| Specific Gravity | 1.22 Maximum |
| Tensile Strength | 180 Kg/cm2 Minimum. |
| Elongation at Break | 300% Minimum. |
| Compression Set | 30% Max. |
| Bond Strength | 700 PSI / 49.21 Kg/cm2 |
| After Heat Ageing | |
| Change in SH | +5, -0 |
| Change in TS | ±25% |
| Change in EB | +10%, -30% |
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Secondary Rubber Spring for Locomotives (Side Bearer) - 127 |
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Compressive Load - Deflection Characteristics Graph (Min & Max)
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Secondary Rubber Spring for Locomotives (Side Bearer) - 133 |
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Compressive Load - Deflection Characteristics Graph (Min & Max)
Secondary Rubber Spring for Locomotives (Side Bearer)
