According to the density and performance of PU foam, it is applied to different parts of automobile30-45 kg/m3:PU dry panel (ceiling, DVD partition, skylight sunshade)25-32 kg/m3:PU wet panel (ceiling, skylight, sun visor, coat rack)12-18 kg/m3:LDPU composite board (engine sound insulation pad, top lining sound-absorbing parts)The 50-100kg/m3:HDPU composite board (spare tire cover, with a glass edge, wiping block)12-18 kg/m3: high resilience PU foam (cushion pad, floor mat)