Sponges can be divided into high-rebound sponges and slow-rebound sponges, both of which have high density and low density, of course, the degree of hardness and softness is also different. It is a...

Which kind of sofa sponge is good? What is good? As a professional sofa sponge manufacturer, we will see our introduction from the following aspects: density, function, material selection, etc. ...

Sponge: Polyurethane and polyethylene condensate, white or yellowish amorphous solid. Its softening point is higher than that of its homologous acetals (140-150 C). Its strength, rigidity and hardn...