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How to Tighten Hydraulic Hose Fittings?

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The hydraulic hose fittings are the basic important accessories for the hydraulic hose installation.

Here are some useful tips on how to tighten hydraulic hose fittings.

Choose Proper Wrenches

wrench for hydraulic hose fittings
wrench for hydraulic hose fittings

It is basically important to choose the proper wrenches for hydraulic hose fittings while installing hydraulic hoses or fixing hydraulic hoses to the hydraulic system. Use the wrench with the right size. Serious about choosing the wrench the made for working on hydraulics.

If you are not an expert in hydraulic hose assemblies, please don’t be hesitate to ask about the hydraulic hose techniques, they will give you some advice about the hydraulic wrench selection.

Please use the wrench in the right way for your hydraulic hose fittings.

how to use wrench for hydraulic hose fittings
how to use a wrench for hydraulic hose fittings

The movable jaw of the wrench is forced toward the wrench body when you need to tighten up the hydraulic hose fittings, don’t hold your wrench in the wrong way. And always turn an adjustable wrench toward the movable haw.

And then try your best to tighten up the hydraulic hose fittings, until you feel so hard to turn the wrench. The hydraulic hose will be stuck well by the hydraulic hose fittings.

Don’t Skive Too Much

skive hydraulic hose
skive hydraulic hose

Before hydraulic hose assemblies, you also need to skive the hydraulic hose. You need to use the hydraulic hose skiving tool to skive the cover of the hydraulic hose, to make it much easier to match the size of the hydraulic hose fittings. Skiving hydraulic hose is to reduce the diameter of the hydraulic hose to make it much easier to connect the hydraulic hose fittings.

If you don’t want to loosen hydraulic hose fittings, please don’t skive too much to make it much thinner. Skive hydraulic hose and no skive hydraulic hose, you can choose the most suitable one for your hydraulic system.

Here is the video showing you the process of hydraulic hose skiving.

Skive the hydraulic hose cover to better fit the hydraulic hose fitting connection. 

Skiving is to remove the outer cover at the end of a hydraulic hose in the location of the crimp fitting before the hydraulic hose crimping process.

For some high-pressure applications, the hydraulic hose inner diameter may be skived to allow the hose tail to be a better fit.

Using a specialized machine with externally rotating mandrels, the tooling cuts and then peels the outer carcass. Depending on the hydraulic hose skiving machine, the skiving process may take 30, 40 seconds.

Crimping Hydraulic Hose

hydraulic hose fittings crimping tool
hydraulic hose fittings crimping tool

Then next please pay attention to the hydraulic hose crimping process, and you need to use the right hydraulic hose crimper dies to fit the hydraulic hose. The proper hydraulic hose dies of the hydraulic hose crimping machine can be used to tighten the hydraulic hose well. 

Here is the hydraulic hose crimping process. 

If you have any other questions bout the hydraulic hose crimping, please be free to contact us at any time. 

Final Thougts

Here are various reasons causing the hydraulic hose loose problems, so have to be serious about each step of hydraulic hose assemblies to avoid the potential issues. 

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Michael
Hi, This is Michael, founder of Kingdaflex, leading hydraulic hose manufacturer China.
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