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    Backing Type
    Backing Type
    PlainAdhesive
    Wool Felt Grade
    Wool Felt Grade
    F1
    F3
    F26
    F5
    F13
    S2-20
    S2-32
    F7
    F10
    S2-24
    Hardness Rating
    Hardness Rating
    Soft
    Firm
    Hard
    Pressure to Compress 10%
    Pressure to Compress 10%
    1 psi
    3 psi
    4 psi
    6 psi
    13 psi
    21 psi
    58 psi
    86 psi
    121 psi
    Wool Fiber Content
    Wool Fiber Content
    45%
    75%
    80%
    85%
    95%
    100%
    DFARS (Defense Acquisition Regulations Supplement)
    DFARS (Defense Acquisition
    Regulations Supplement)
    click to learn more about
    REACH (Registration, Evaluation, Authorization and Restriction of Chemicals)
    REACH (Registration,
    Evaluation, Authorization
    and Restriction of Chemicals)
    REACH Compliant
    RoHS (Restriction of Hazardous Substances)
    RoHS (Restriction of
    Hazardous Substances)
    RoHS Compliant