Melting pvc plastic can be a very simple project depending on your reason for melting it.
Heat formed vinyl.
This can easily be done with a hair dryer.
There s no loose tubing to get in the way.
Thermoforming or vacuum forming is a method of processing thermoplastic sheet or film into a formed part.
If you simply need to melt the pvc enough that it is pliable a heat gun will get the job done.
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A thermoplastic is a polymer that can be melted or softened when heated and hardened when cooled.
This type of plastic can be reheated and reformed over and over.
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Use elbows with twists flared ends at each end even curves in bonded tubing and hose to exactly fit your application.
Even short simple pieces with a single elbow can improve your product.
The fixture needed to heat form your part may already exist.
Adjust cut settings and cut.
Finally adjust your cut settings to work with the material you are using.
Heat the vinyl by holding the gun 6 to 8 inches above the material and moving it along the section you wish to manipulate.
For shaping larger pieces move the gun in various z formations that cover a square foot of area surface.
When you apply vinyl on a round edge you get the best finish if you heat and stretch the vinyl.
Any siser htv can be adjusted to the method outlined in this blog post on heat sensitive items.
Shaping brand new vinyl over the defroster vents on this dashboard.
This process will be a little bit different for every cutting machine but just make sure to choose the settings for the particular type of heat transfer vinyl you are using flocked htv will have very different settings from smooth htv for instance.
In this video i m using a heat gun vacuum pump homemade jig to su.
The heavier the vinyl the more heat will need to be applied to sufficiently stretch it.
If you need to melt the pvc to the extent that you can mold and shape it you will need a double boiler.
In this tutorial w.