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Product Code:SAE J671
Title:Vibration Damping Materials and Underbody Coatings
Issuing Committee:Automotive Adhesives And Sealants Committee
Scope: The materials classified under this specification are: Mastic vibration damping materials used to reduce the sound emanating from metal panels. Mastic underbody coatings used to give protection and some vibration damping to motor vehicle underbodies, fenders, and other parts.