河久商事 List of Products and Services

Kawakyu Shoji Co., Ltd. is a company primarily engaged in the manufacturing, processing, and sales of various industrial insulation and soundproofing materials. We pride ourselves on our ability to respond to a wide variety of products, small lots, and short delivery times, mainly providing processed products such as glass wool, foam polyethylene, and urethane for the air conditioning industry, among other insulation, sound-absorbing, and barrier materials. For all your needs regarding the processing of insulation materials and sound-absorbing materials, please leave it to us. 【Business Activities】 ■ Manufacturing, processing, and sales of various industrial insulation and soundproofing materials ■ Planning and sales of mail-order products ■ Planning, manufacturing, and sales of food and health-related products ■ Sales of special industrial films and various labels and seals *For more details, please refer to our catalog or feel free to contact us.

• Food film/sheet
• Food and pharmaceutical standard seals and packing products
• Other contract manufacturing

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 within the industry. Leveraging this extensive experience, we will meet your various needs.

• Contract manufacturing

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

• Ceramics
• Other polymer materials
• others

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

• Other polymer materials
• others

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.】

• Other polymer materials
• others

Utilizing the characteristics of lightweight and strong materials, it is 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 its uses.

• Rubber

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

• Other polymer materials
• others