Tricks For Straightening Curved Vinyl Tubing

I heard about this and decided to give it a shot.

Tricks for straightening curved vinyl tubing.

Apply transfer tape to your decal and scrape it down do not remove paper backing yet. Thirding hot water but please use tongs. Straightening vinyl tubing for a observation hive entrance tube. It also work hardens it a little and keeps it s shape.

The heat will soften the tubing allowing you to reshape it into a long straight line. 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. Clean your tumbler with rubbing alcohol and let dry. It is fine for every other piece of tubing but this i need straight.

Immerse the coiled tubing into the water. I needed to straighten 1 4 copper tubing for an intercooler core. Design and cut out vinyl decal with a cutting machine or buy a decal weed off the extra vinyl. 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.

Then pull like an old style parking brake. An old steamfitter trick is to clamp one side down then clamp the othe side to the bottom part of a lever. Turn the burner on high to allow the water to boil. Also a blow dryer will get plenty hot i think.

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. Boil the tubing in the water for five to 10 minutes. 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.