What is rubber?

The early rubber was made from latex of rubber trees, rubber grass and other plants, and was made of elastic, insulating, water-impermeable and air-resistant materials. Highly elastic polymer compound. Divided into two kinds of natural rubber and synthetic rubber. Natural rubber is processed by extracting gum from plants such as rubber trees and rubber grasses; synthetic rubber is obtained by polymerization of various monomers. Rubber products are widely used in various aspects of industry or life.