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  1. Home
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  3. Construction, work and methods
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  5. Waterproofing work
  6. Processed product: rubber sponge

Processed product: rubber sponge

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last updated:Nov 08, 2011

河久商事
河久商事
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The production is carried out by mixing various raw materials such as organic foaming agents and subjecting them to thermal decomposition.

Utilizing the characteristics of lightweight and strong materials, they are used in a wide range of industrial fields such as vehicles, office automation, civil engineering and construction, packaging, and sports. Recently, applications in advanced technologies have been particularly highlighted, leading to an expansion of their uses.

    Waterproofing workRoof and gutter constructionInsulation work
kawakyu_gom.jpg

Processed product: rubber sponge

kawakyu_gom.jpg
kawakyu_gom.jpg

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basic information

**Features** ● Lightweight and Toughness It is lightweight and has excellent performance in tear strength and other aspects. ● Insulation Properties It has a low thermal conductivity and excellent performance as an insulation material. ● Non-Absorbent Due to its closed-cell structure, it is made of a material with extremely low water absorption. ● Cushioning Properties It has moderate shock absorption and can also be used as cushioning material. ● Weather Resistance It has excellent weather resistance. EPDM and NBR sponges show no abnormalities in ozone resistance tests (50pphm × 38℃ for 20% elongation) after 72 hours. ● Flame Resistance Some CR and EPDM rubber sponges are UL94 HF-1 compliant. Examples of uses for rubber sponges. *For more details, please contact us.*

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Applications/Examples of results

- Packaging Transport cushioning materials for precision equipment, furniture, glass, etc., protective cushioning materials for low-voltage equipment, and others. - Civil Engineering and Construction Joint materials for residential panels, sash and door packing materials for housing, pads for preventing concrete shrinkage, joint materials for open water channels, various civil engineering and construction joint materials, and others. - Vehicles and Ships Door packing materials, trunk seals, hood cushioning pads, various duct seals and lamp gaskets, engine vibration-damping materials, cushioning for instruments, packing materials, and others. - Insulation and Heat Retention Insulation seal materials for coolers and air conditioners, seal materials for refrigerator and freezer showcases, and others. - Soundproofing and Moisture-Proofing Various machine noise prevention seal materials, soundproof wall packing materials for housing, waterproof and moisture-proof packing materials for various electrical devices, moisture-proof packing materials for various machines, and others.

Company information

河久商事

河久商事

Building materials, supplies and fixtures manufacturers

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Our company operates under the fundamental principle of "responding to a variety of products, small lots, and short delivery times," primarily selling processed products of various insulation, sound absorption, and soundproofing materials to the air conditioning industry. Our processing achievements at both our factories in Settsu City, Osaka, and Tsuyama City, Okayama, have received high praise in the industry. Leveraging this extensive experience, we will meet your various needs.

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