It is easy to bond the same kind of plastic together with the right adhesive but it may be difficult or impossible to bond different types of plastic no matter what glue is used.
Bond acrylic to pvc.
Another celebrated name in the field of plastic bonder glue is loctite.
Use only a few smooth delicate strokes to avoid roughing up the plastic too.
J b weld is not designed for some types of plastic but the company makes many other epoxies designed for specific situations involving many types of plastic.
It will bond plexiglas and polystyrene with ease.
Sand the plastic surface lightly.
It works by using a solvent to dissolve a little bit of each surface.
Additional plastic can be melted into the groove to create a stronger bond but depending on the situation this won t always be necessary.
For many plastics the original j b weld creates a strong bond that holds up over time provided that the item isn t required to flex or bend.
Acrylic foam tapes are also suitable for bonding plastic parts and dampen both temperature differences and vibrations.
There are tools specifically made to do plastic welding jobs with attachments for each step in the process but for small or one time repairs a cheap low wattage soldering iron will be sufficient.
The surface energy differs according to the type of pvc for example rigid pvc is 39 mj m while flexible pvc can be as low as 33 mj m.
These are perfect for low energy surfaces and have a high absorption of mechanical stress.
Loctite s premium quality epoxy adhesive plastic bonder 1363118 comes in a double syringe dispensing system that ensures an equal amount of deposits for both components.
Plastruct plastic weld made the list because it is especially made to bond plastic to plastic.
Glue tough hard plastic found in bottles buckets crates and food containers using a product that specifically advertises the ability to bond polyethylene and polypropylene.
It is made for abs butyrate acrylic and many more different types of plastic.
For best results use a poly cement or a glue advertised for plastic bonding.
Go over the broadest area of the plastic piece with a square of high grit sandpaper before you get gluing.
The low surface energy can make it difficult for the adhesive to wet the surface.
The most popular plastics used for commercial and residential use are polystyrene pvc plexiglas and polycarbonate.
For thelast half a century loctite has been producing some of the best quality products.
Able to bond both hse and lse plastics the closed cell acrylic foam carrier can absorb impacts damp vibrations and flex in response to thermal expansion and contraction making it a good option as a plastic to metal adhesive.