... : 2500*700*200mmShapeCustomized, any shapePackingCustomizedDensity8-8.5kg/cbmThe noise control sponge is also called melamine foam, it is ... absorption and insulation, widely used to improve sound quality, noise control, thermal insulation requirements of the construction, industrial, transportation ... cleaning products and other fields. It can control the noise very well, also it can be a nice-looking ...