Knowledge of erasers

Types of Plastic Eraser

There are two types of Plastic Eraser , the so-called rubber-shaped eraser made of natural rubber, and the plastic erase. Because some things are not rubber, it is called “erase” accurately. The rubber eraser, white rubber for pencils, and sand rubber to erase the handwriting such as a ballpoint pen . Although the plastic lettering is mainly made from vinyl chloride resin, the number of synthetic rubber (SBR) has recently been erased.