Pursuing world-class technology! We contribute to the development of society with a consistent production system from materials to processing.
Our company respects diversity and contributes to the development of a sustainable and dream-filled society through the technologies, products, and services we create. Aluminum is utilized in various places and applications within society, including new information and communication fields such as home appliances, IT devices, and 5G base stations. To meet these diverse needs and support societal development, we have continuously created products suitable for a new society, leveraging our integrated production system from materials to processing. To ensure further development and growth in the future, we will steadily implement profitability improvement measures, engage in new product development, and foster our corporate culture and environment. 【Business Activities】 ■ Aluminum sheet products, aluminum foil products ■ Development, design, manufacturing, and sales of aluminum ingots *For more details, please download the PDF or feel free to contact us.
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【Products Handled】 ■ Foil for aluminum electrolytic capacitors ■ Various products made of high-purity aluminum ■ Aluminum alloy sheets for beverage container caps ■ Aluminum bright alloy sheets ■ Low thermal expansion aluminum alloy sheets ■ High thermal conductivity/high electrical conductivity/high strength aluminum alloy sheets ■ Aluminum building material sheets ■ Aluminum plates and strips *For more details, please download the PDF or feel free to contact us.
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Our company is headquartered in Sakai City, Osaka Prefecture, and is engaged in the development, design, manufacturing, and sales of aluminum products. Since our founding in 1933, we have established a system for the consistent production of products such as aluminum sheets, foils, and ingots, boasting industry-leading technology and quality. In particular, in the manufacturing of foil for aluminum electrolytic capacitors, we utilize our unique refining technology "KojunalⓇ" to achieve high performance and quality, holding a world-class market share. We have obtained ISO9001 and ISO14001 certifications and are promoting environmentally conscious product development. We are always striving to be "Number One, Only One," focusing on technological and product development. We offer a diverse lineup of products, including high-purity aluminum products and high thermal conductivity/high electrical conductivity/high-strength aluminum alloy sheets, contributing to the advancement of various industrial sectors. We will continue to pursue technological innovation and quality improvement, contributing to the realization of a sustainable society.