In various industries, welding is the route to take when fixing plastic. Plastic welding is a great approach to take if the plastic has a crack or if two separate plastic pieces need to be joined together. As you would expect with welding, heat is essential, and it’s applied to the plastic’s edges.
How to Seal a Crack in Plastic?
Cracks in plastic can be unsightly and even dangerous. They can cause products to break, leading to costly repairs or replacements. Fortunately, sealing a crack in plastic is relatively straightforward. With the right materials and a little bit of effort, you can have your plastic item looking and functioning like new.
To seal a crack in plastic, you will need the following materials: a plastic surface repair kit, a utility knife, a plastic putty knife, sandpaper, a rag, and some plastic adhesive. Begin by using the utility knife to remove any loose pieces of plastic from the crack. Then use the plastic putty knife to scrape out any dirt or debris that may have accumulated in the crack.
Next, sand the surface of the plastic around the crack. This will create a rough surface for the adhesive to adhere to. Wipe the sanded area with a damp rag to remove any dust or debris.
Now you can apply the plastic adhesive. Using the applicator that comes with your repair kit, spread a thin layer of adhesive over the crack. Then press the two sides of the plastic together firmly. Allow the adhesive to dry for at least an hour.
Once the adhesive has dried, you can apply the filler that