What color of Foam is good?

Foam, the original color, off-white, will become yellow due to the oxidation reaction with oxygen in the future, some need to be bleached into white or dyed into others, soft texture, heat-resistant (200 degrees temperature), easy to burn (can be added Flame retardant), is a plastic product produced by the glue reaction of polyurethane plus TDI or MDI. According to the size of the inner bubble, it can reflect various densities, and can be molded according to needs. In various shapes, it is widely used in all walks of life, mainly used for shockproof, heat preservation, material filling, children's toys, etc.
Foam is divided into polyester sponge and polyether sponge. Polyester sponge is high-pressure sealing foam, and polyether sponge is box foam.
Foam is divided into 3 types: high rebound, medium rebound, slow rebound
polyester sponge
The characteristics of polyester sponge: strong tensile force, uniform pores, high density, the sponge produced by Japan Inoue Foam Co., Ltd. and Bridgestone Foam Co., Ltd. has stable performance. It is often used in electronics, automobiles, printer consumables, precision instrument packaging, and electrical appliances. , Compression sponge is common
polyether sponge
The characteristics of polyether sponge: low density, not strong enough, and the appearance of pores is not as good as polyester. It is generally domestically produced, and is often used in packaging, home furnishing, electronics, electrical appliances, toys, bags, shoes, clothing and other neighborhoods