| Hydraulic hoses form an integral part of the hydraulic | | | | clamps should be also paid attention. |
| systems but most often these aren't paid much | | | | |
| attention until and unless a failure occurs. Hoses have | | | | Reviewing Multi-Plane Bending |
| a limited service life and that too goes undermined | | | | Generally, if a hose bends in more than one plane |
| due to various reasons. The additional costs incurred | | | | then it consequently twists its wire reinforcement. |
| on its repairs renders a lot more cost than the entire | | | | This twisting can be fateful for the hoses as a five |
| hose's replacement. Problems like damage due to | | | | degrees of twist can deduct 70% of service life |
| ingression of contaminants, ancillary damage to | | | | while a seven degree twist can end up reducing the |
| adjacent components , revival of hydraulic oil etc. | | | | service life by 90%. Inefficient hose-assembly |
| adds on to the expenses. | | | | selection and routing leads to multi plane bending. In |
| The main reasons of hydraulic hose failures are: | | | | case the hose is subjected to the machine or |
| Focusing Physical damage | | | | actuator movement, inadequate and improper |
| Its a tested statistic that 80% of the hose failures | | | | clamping too can be a reason for multi plane bending. |
| are the resultant of an external physical damage. | | | | Maintaining Operating Conditions |
| Most of the times crushing, pulling, kinking, abrasion | | | | The ultimate service life of hydraulic hose grossly |
| etc. leads to hose failure. The brushing of hoses | | | | depends on the operating conditions. In other words, |
| either against each other or against the adjoining | | | | the working conditions of hose actually determines its |
| surfaces (abrasion) is usually the most conventional | | | | service life. Every hose's rubber tube and cover are |
| form of damage. A simple solution to all these | | | | sensitive to the extremes of temperature, too high |
| problems is attentiveness. A little attention and timely | | | | temperature at day time or too cold temperature at |
| check can help prevent all these problems. Routing | | | | night can effect the hose's age negatively. Extreme |
| should be paid special attention while the installation | | | | pressure fluctuations too, can prove harmful for the |
| of replacement hose. Besides, polythene spiral wraps | | | | hose service life. |
| can also be applied to avoid abrasion. The security of | | | | |