Popular cyanoacrylate glue brands include Infinity Bond and Permabond. Permabond offers cyanoacrylate glues in low, medium and high viscosity formulas. This is because the viscosity of your cyanoacrylate glue should fit your application.

It is safe to use on metal, rubber, wood and plastic. It can also be applied to painted metal surfaces without harming the paint. The solvents in WD-40 can break down some plastics, and the low viscosity of WD-40 makes sure the solution penetrates deep.

If you’ve got a can of WD-40 Multi-Use Product in the garage, your plastic-cleaning problems are solved. As an added bonus, you can also use WD-40 to polish plastic surfaces on your car. Whether they’re a black or chrome finish, they’ll look as shiny as they did in the showroom.

Polishing with Toothpaste or Baking Soda Toothpaste and baking soda are both mild abrasives that you can use to polish plastic. For deeply etched or discolored plastic, squeeze non-gel toothpaste directly onto the surface and rub it in a circular motion with a microfiber or cotton cloth.

If you have some old, faded electronics or other plastic gadgets in your house, you can make them look great again with just a dab of Vaseline. Flickr user linux-works discovered, after buying some old audio equipment on eBay, that a simple wash with soap and water didn’t do much to help the old, faded, plastic knobs.

Always use a fine polish such as Xerapol, a polish for car paint is also suitable and even toothpaste can come in handy in an emergency. Allow the surface to dry for a while after polishing and then wipe it clean with a microfibre cloth.

Plastic can become scuffed and dull given use and a length of time. The items needed to successfully restore shine to your black plastic item are generally inexpensive and can be found at your local hardware or auto parts store. This task can be accomplished with no professional training.

You can polish your plastic items and make them clear and shiny again with special cleaning products and common household items.

1. Squeeze a bit of toothpaste onto a soft cloth or dip the cloth into a paste of baking soda and water.
2. Rub the cloth over your plastic in a circular motion.

Re: Polishing Painted Plastic/Vinyl vs Metal? Actually, no. You would need to use a lot of pressure with the DA and they don’t respond well to that.