Source round sponge factory specializing in the production of all kinds of density, color, hardness of fire retardant sponge and provide sponge processing process.

Fire sponge also called flame retardant sponge, fire flame retardant cotton, cotton, fire sponge general is all kinds of polyurethane class add flame retardant synthetic fireproof material, mainly used in decoration, car accessories, wall sound-absorbing, thermal insulation pipe, fire door and fire shutter, etc. Provide better security, external appearance more beautiful.