PU sound absorbing foam: 1.Excellent sound absorbing performance. 2.UL certification 3.Competitve price 4.ROSH compliant Specifications 

sound absorbing foam block: 1. Comply UL94HF-1, UL900 Class 2.2. Self adhesive/AL foil available.3. Eco-friendly, Rohs compliant .4.Factory sells directly with good quality.

We can procuce composite sound absorbing foam block according to customer's request, special specifications can be customized and processing.

Normal physical properties of PU sound insulation/attenuation material:supplied in sheet form or cut to a specific size and shape

Category		Parameter
Tensile strength		128Kpa
Elonggation		200%
Tear strength		1.56N/cm
Rebound degree		41%
Oxygen index		22.5(oi)
75% compression permanent deformation(70 °C 22H)		12.2%
indentation force deflection	25% indentation force deflection	127N
indentation force deflection	65% indentation force deflection	356N
	indentation ratio	2.8

composite foams available: compound with foil/AL film/cloth/TPU/other kinds of foams

PU sound absorbing foam