When it comes to plastic cups and how to make them, it actually makes a difference if it's a single-use or reusable plastic cup. You may also know that reusable plastic cups are hard plastic cups. The type of plastic cups affects not only how they are produced, but also their impact on the environment and their usual use.

Plastic cups are made through a process called injection molding, in which a plastic material is mixed with a liquid and inserted into the mold of the plastic cup, which determines the size and thickness of the cup. The injection molding process starts with placing raw materials into a machine called a hopper.

The machine really just continuously mixes this plastic with other materials needed to form the final result. When the material is mixed it will be poured into the form, and when it has the right thickness and size, it will stay in the form and cool. The only thing left is to slowly heat the plastic cup to remove the casting from the surface.

So what affects Disposable Plastic Cups whether a plastic cup is disposable or reusable depends on the template the manufacturer uses. This is actually still a pretty big setup for manufacturers, which is why manufacturers specialize in single-use plastic cups or reusable plastic cups.