Butyl rubber can be used alone in the production of butyl inner tubes, or it can be used in combination with other types of rubber to prepare rubber inner tubes with better comprehensive performance.
What exactly is polyurethane wheels?
This is a top quality thermoplastic elastomer which helps in resolving the quality gap between traditional thermoplastic and rubber wheels.
How to make High-Quality polyurethane wheels
Pour polyurethane into molds. The molds should be made of aluminum and reflect the shape and size you want your wheels to be.