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    Rubber Sponge

    Multi-purpose chloroprene rubber sponge

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    Proper Application

    Civil Construction, Light Electric, OA Equipment, Housing, Vehicle

    Sealing, Cushion, Soundproof, Waterproof, Heat Insulating

    Manufacturable Size

    • Round Type: ø5 ~ ø30 (mm)
    • Recutangular Type: 3 x 10 ~ 30 x 40 (mm)
    • Irregular Type: Cross section 0.3 ~ 12cm2
    Round Type Recutangular Type
    Round Type Recutangular Type

    Physical Characteristics

    Normal Condition Test

    Test Piece: Thickness 15mm x Width 20mm

    Item Unit Value Condition
    Hardness - E20±7 JIS K 6253-3
    Tensile Strength MPa 0.60 < JIS K 6251
    Elongation % 300 <
    Density Mg/cm3 0.45±0.15 JIS K 6268

    Heat Aging Test

    Test Piece: Thickness 15mm x Width 20mm

    Item Unit Value Condition
    Hardness Change - +15~-5 70℃ x 72hr
    Tensile Strength Change % < -25 70℃ x 72hr
    Elongation Change % < -30 70℃ x 72hr

    Other Test

    Test Piece: Thickness 15mm x Width 20mm

    Item Unit Value Condition
    Water Absorption wt% < 5.0 Pure water, RT x 24hr
    Ozone Resistance- Non-Crack

    40℃ x 72hr, 50pphm

    Elongation 20%

    Composite Sponge

    Composite Sponge

    Only 0.8m of solid rubber covers external surface of rubber sponge.

    Flame retardant rubber is used as the material of solid and sponge rubber.

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    Flame Retardant Rubber

    Flame Retardant Rubber

    Suitable for sealing material of railroad vehicles. It's conformed to Material Combustion Test for Vehicles of Railroad and UL-94.

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    Inquiry about Rubber Sponge has rapidly increased.

    We select suitable materials and design best product to meet your needs.

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