What melts PVC?

Oxidizers, acids, and caustics are examples of drain cleaners that can cause PVC pipes to melt or become soft. Sulfuric acid and hydrochloric acid are the active ingredients of acid cleaners. Oxidizers normally have sodium hypochlorite while acidic drain cleaners usually contain sodium hydroxide or lye.
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What chemical will melt PVC?

[ABS, PVC, HIPS] => Acetone and Methyl Ethyl Ketone [MEK aka 2-Butanone] will dissolve both ABS and PVC and chemically rebuild the joint in a less ordered manner as the solvents dries.
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Does vinegar dissolve PVC?

You might have heard vinegar is effective for unblocking drains, but is it okay to use on PVC pipes? Vinegar won't hurt PVC pipes. Even though it's acidic, it won't generate heat inside the PVC, unlike certain chemical cleaners that potentially melt the pipes.
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Does bleach dissolve PVC?

You can put small amounts of bleach down PVC pipes, but it probably won't break up clogs very well. Larger amounts can be dangerous. The bleach can also combine with substances trapped in the pipes and cause a reaction.
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How do you melt PVC?

If you simply need to melt the PVC enough that it is pliable, a heat gun will get the job done. If you need to melt the PVC to the extent that you can mold and shape it, you will need a double boiler.
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Recycle Old PVC Into Flat Sheets



Will sulfuric acid eat PVC?

Hydrochloric acid and sulfuric acid react excessively with water when mixed together. The chemical reaction is excessive such that even attempting to dilute these chemicals with water would lead to more problems. Adding water will thereby generate more heat and damage the PVC pipes.
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Can Drano melt PVC?

NOPE. Drano® will not damage pipes or plumbing. Drano® products are powerful enough to dissolve nasty clogs, but they will not harm your plastic or metal pipes, so there's no need to worry. In fact, Drano® Max Gel Clog Remover contains a special ingredient that prevents pipe corrosion.
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Does caustic soda damage PVC?

The caustic materials in the cleaners can eat through the pipe itself while they clear through the clog. It doesn't matter what type of pipes you have, either: Chemical drain cleaners can damage PVC, galvanized steel, copper and iron pipes.
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How do you clear a PVC blockage?

Pour 1/2 cup of salt down the drain, followed by boiling water. Flush the drain with hot water. Sprinkle a cup of baking soda into your drain along with a cup of vinegar. Let the mixture sit for 15 minutes after it stops bubbling, and then flush it away with hot water.
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Is vinegar and baking soda safe for PVC pipes?

The answer is that vinegar will not harm your pipes if used in small doses as recommended in many of the recipes that you find online. No matter what your pipes are made of, pex, pvc, copper, etc. Vinegar will not harm your water pipes.
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Does baking soda and vinegar ruin pipes?

A half cup of baking soda poured into any drain followed by a half cup of vinegar and then some boiling hot water is the perfect natural drain cleaner. The two ingredients react with one another to can get rid of any blockage without doing permanent damage to your pipes.
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Is baking soda and vinegar safe for plumbing?

No, the baking soda/vinegar reaction created in a drain/household plumbing system does not take place in a closed system so pressure can't build up enough to blast a clog out of the pipes.
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Does acetone melt PVC?

Acetone is used as a solvent for PVC; it penetrates, softens and eventually dissolves the material, so using undiluted acetone will lead to PVC damage over time.
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What liquid can melt plastic?

Melting Plastic with Chemicals. Purchase acetone to use for melting plastic. Acetone is a solvent that is often used for stripping paint or cleaning off nail polish but it can be used for melting some types of plastic.
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Does acetone remove PVC?

While PVC glue is still wet, it will come off easy. Once it has set, however, you need to use some acetone on a clean rag to wipe it up. Fully dried glue on a PVC pipe can be dealt with, but you'll need a special solvent to loosen it up.
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Does hydrochloric acid dissolve PVC?

Types. Oxidizers, acids, and caustics are examples of drain cleaners that can cause PVC pipes to melt or become soft. Sulfuric acid and hydrochloric acid are the active ingredients of acid cleaners.
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Will muriatic acid melt PVC?

Muriatic acid may not hurt PVC or other drain lines, but it is much too aggressive for monthly maintenance and it is potentially dangerous to use if not careful. It can cause serious burns to you and the fumes are horrible.
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What is corrosive to PVC?

PVC is resistant to many alcohols, fats, oils and aromatic free petrol. It is also resistant to most common corroding agents including inorganic acids, alkalis and salts. However, PVC should not be used with esters, ketones, ethers and aromatic or chlorinated hydrocarbons.
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Why do plumbers hate Drano?

Because of its corrosive nature, Drano can cause toilet bowls to crack, PVC pipes to melt or break and the glue that holds pipes together can be eaten away. If any of these things happen, you're going to be left with an inoperable plumbing system and costly repairs.
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What drain cleaners are safe for PVC?

Our Top 5 Drain Cleaners For PVC Pipes?
  • Green Gobbler Ultimate Main Drain Opener (Our Top Pick)
  • Drano Max Gel Drain Clog Remover and Cleaner (x2) (Best Budget)
  • DrainScrub Powder Enzyme Drain Cleaner (Best High-End)
  • Flo-Kem 5195 Flo-Zyme Commercial Bio-Enzyme Drain Opener (Best Commercial)
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Is Liquid plumber safe for PVC pipes?

Yes. Laboratory tests confirm that this clog remover is safe for all household plumbing, including plastic pipes.
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Does NaOH react with PVC?

It was found that microwave heating with NaOH/EG was suitable for flexible PVC dehydrochlorination and extraction of plasticizer. Using an NaOH/EG solution, it was found that microwave heating possibly allowed the reaction temperature to be lowered from 190°C to 160°C, and shortened the reaction time from 60 to 10 min.
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Can you soften PVC with boiling water?

Here are the steps you can follow to bend a PVC pipe with boiling water. Boil a kettle of water until steam starts coming out. Put one end of the pipe on to the kettle's spout, so the steam goes directly through the pipe. Leave it for about five minutes, then slowly bend the pipe into the desired shape.
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What temperature does PVC soften?

It works by bringing up the temperature of the pipe or sheet to the softening point of 176 degrees or higher. Naturally, the longer the pipe is on the bender, the hotter and softer it will get. Once the pipe is softened, it can be formed into different shapes within the limitations of the material.
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