河久商事 List of Products and Services

It is a material that is dense, viscoelastic, and similar to firm low-resilience polyurethane foam.

• others

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.

• Hard urethane foam
• Rock wool
• others

It is lightweight, highly flexible, and excels in durability, insulation, and resistance to sporting.

• Insulation work

It has high thermal insulation and sound absorption properties, making it widely used in various buildings, industrial equipment, and various devices.

• Rock wool
• Insulation work

It is a cotton-like material made of short glass fibers. It is widely used as insulation in buildings, as well as a sound-absorbing material (not soundproofing) for speakers and soundproof rooms. Additionally, it has excellent fire resistance and is widely used as an alternative to asbestos. 【Features】 ● Resin is applied to the surface of the glass wool ● Prevents the scattering of glass wool fibers ● Obtained quasi-noncombustible material certification QM-9818 【*For more details, please contact us.】

• glass wool
• glass wool
• Insulation work

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 work
• Roof and gutter construction
• Insulation work

Among the various petroleum-based insulation materials, foamed polyethylene does not emit substances like formaldehyde and does not release toxic gases when burned.

• Dam construction
• Interior construction
• Insulation work