Tricks For Straightening Curved Vinyl Tubing

Turn the burner on high to allow the water to boil.

Tricks for straightening curved vinyl tubing.

Thirding hot water but please use tongs. An old steamfitter trick is to clamp one side down then clamp the othe side to the bottom part of a lever. Any of that tubing i ve fooled with in the past is dead soft so it should straighten pretty good without a lot of springback. You have to take into account the waste where you clamp it.

Design and cut out vinyl decal with a cutting machine or buy a decal weed off the extra vinyl. It stretches it out a bit as it straightens it. It is fine for every other piece of tubing but this i need straight. It also work hardens it a little and keeps it s shape.

Apply transfer tape to your decal and scrape it down do not remove paper backing yet. Probably would be best to make the v s with a couple 45 cuts and then nibble out the wood between the v s to a depth that would create flats at a depth equal to half the tube diameter so that the dies would contact the top and bottom of the tube as well as the quarter points along the v s. The heat will soften the tubing allowing you to reshape it into a long straight line. I heard about this and decided to give it a shot.

Fourthing hot water but depending on the weather in your area sitting it out in the sun on a hot day for an hour or two might even be enough works even better if you can find a patch of asphalt or other dark surface. I needed to straighten 1 4 copper tubing for an intercooler core. Immerse the coiled tubing into the water. How to straighten pvc tubing.

I m trying to connect a radiator and pump directly beneath it but my tubing was bent because masterkleer sells it in tight rolls around 40cm in diameter. Boil the tubing in the water for five to 10 minutes. Also a blow dryer will get plenty hot i think.