There are many manufacturers of automotive acoustic insulation materials. Some of the leading companies in this field include:

    1. Johns Manville

    2. Owens Corning

    3. Armacell

    4. Cabot Corporation

    5. BASF

    6. Huntsman Corporation

    7. Saint-Gobain S.A.

    8. PPG Industries

    9. 3M

    10. CICsorb

These companies offer a variety of acoustic insulation products specifically designed for use in the automotive industry, including sound-deadening materials for the floor, roof, and doors of vehicles, as well as acoustic materials for engine compartments, wheel wells, and other areas. The specific type of acoustic insulation you choose will depend on your needs and the specific requirements of your application.

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