Test Item | Test Condition | Requirements | 10× 17 | 16× 24 |
Implus Test | Oil temperature 135 º C Ambient temperature 135± 6 º CCycle rate 30~40/min | 225, 000 Cycle without failure | > 230, 000cycles | > 230, 000cycles |
Tensile Test | 500mm/min | > 1112N | > 1380N | No Requirement |
Low Temprature Flexbility | The hose shall be bent through 180 º Con 8 times OD mandrel after the temprature of -40± 3oº C for 24h | Hose shall not fracture or show any cracks, break in the tube or cover. | OK | OK |
Adhension | At the speed of 25mm/min | 35.586N/Inch | 84/Inch | 76N/Inch |
Bursting Strength | Pressure Rate: 172.5+/-69Mpa | > 6.9 Mpa | 17Mpa | 12Mpa |
Ozone Resistance | In the proportion of 50 pphm± 5 ozone in the air by volume for 70~72h at the temprature of 40º C± 3 º C | The cover show no cracking at 7× magnification. | OK | OK |