car sound absorbing material/car interior material

Specifications car interior material

1.Material:rubber

2.Certificates: ISO9001

3.payment: T/T

4.OEM: Welcome

      car sound absorbing material/ car interior material Products Description            C6 Sound absorbing material is used to absorb the noise in the air. This product is wave-shaped, it can maximum increase the interface between the sound absorbing material and the air to optimize the effect of noise-reduction .      Application:
      C6 are mainly used in residence, hotel, schools, night club, ballroom, hospital, office building, car doors, deck lids, wheel fender, trunk , wings board, engine cover .       Products Showing     Rubber Specification  

Item		Unit	Specification	Standard
Density		Kg/m3	40-110	GB/T6343
Flammability			B1	GB/T8624-1997
Oxygen index		%	≥32	GB/T2406
Conductivity factor Average temperature -20°C 0°C 40°C		W/(M.K)	≤0.031 ≤0.034 ≤0.036	GB/T10294
Water vapor permeability	Coefficient	g/(m.s.Pa)	≤4.4*10-10	GB/T17146
	Factor	-	≥4.5*103	GB/T17794
Water absorption ratio in vacuum		%	≤10	GB/T17794
Dimension stability 105±°C7d		%	≤10	GB/8811
Crack resilience ratio		N/an	≥2.5	GB/T10808
Compression resilience ratio Compression resilience ratio)50% Compression time)72h		%	≥70	GB/T7762
Anti-ozone Ozone pressure)202mPa 200h		-	Not cracking	GB/T7762
Aging resistance 150h		-	Slightly crupling no cracks no pin holes, not deforming	GB/T16259
		°C