Meltblown and add to a layer of scrim, can be used in the application of viecle production to keep the heat and noise out of car

Typical Acoustical Performance TEDA 

Nomal incidence sound absorption according to ASTM E1050

Product		Frequency, Hz
Code	Basic weight (g/m2)	125	250	500	1000	2000	4000
TDGY-200SB	230	0.07	0.12	0.17	0.38	0.66	0.97
TDGY-300SB	315	0.11	0.17	0.20	0.44	0.84	0.98
TDGY-400SB	375	0.11	0.15	0.18	0.67	0.88	0.97

I/Classic Type- TDGY Series
Item     Model	TDGY-100S	TDGY-200S	TDGY-300S	TDGY-400S	Remark
weight(gsm)	100	200	300	400	Includes 12g/m²pp spun bond scrim
hickness(mm)	8	15	20	25	0.002Psi(14g/cm2)
moisture regain(%)	0.4				GB/T 9995-1997
Tensile Strength(N)	MD:40 CD:28	MD:41 CD:30	MD:43 CD:31	MD:45 CD:32	200mm/min 50mm*300mm @200mm/min
Flammability	GB 8410-94(FMVSS No302)
composition(%)	PP & PET

Acoustic Insulation Material