How to clean the inner wall of the galvanized white zinc hydraulic hose?

To clean the inner wall of a galvanized white zinc hydraulic hose,you should first disconnect the hose from any equipment or machinery it is connected to,and make sure that the fluid inside the hose has been drained completely.Next,you can use a wire brush or a piece of sandpaper to gently scrub the inner wall of the hose,removing any built-up dirt,grime,or debris.You can also use a cleaning solution such as soapy water or a degreaser to help loosen and remove any stubborn dirt or grime.

Another alternative could be using a pump to circulate a cleaning solution through the hose,you should make sure that the cleaning solution is compatible with the type of fluid that the hose will be transporting,and also that it doesn't cause any damage to the hoses material.

Finally, rinse the hose thoroughly with clean water to remove any cleaning solution or debris,and dry the hose completely before reconnecting it to any equipment or machinery.

It's important to note that these are general guidelines,so make sure to check the specific recommendations of the manufacturer,and also to take into account any safety precautions that may be involved.