All-round polishing material manufacturer, Koyo-Sha Co., Ltd.

KOYO

Koyo

Dec. 4, 2023 (Mon)

Dec. 29, 2023 (Fri) ~ Jan. 3, 2024 (Wed)
Our winter holiday

Jul. 7, 2023 (Fri)

Aug.11,2023(Fri) ~ Aug.16,2023(Wed)
Our summer holiday

May. 10, 2023 (Wed)

A Product Demonstration Video
"Vol.17 Polishing with NEW SUNLITE for Copper-Brass (Material: Buddhist objects)"
Has Been Uploaded.

Apr. 19, 2023 (Wed)

Mechanical Components and Materials Technology Expo 2023
Tokyo Big sight. Booth No. East 5 Hall 46-6 during 21st
June - 23rd June 2023 10:00 ~ 18:00 (Final day ~ 17:00)

Apr. 6, 2023 (Thu)

A Product Demonstration Video
"Vol. 16 A Polishing Process of Precious Metals (Item: A Silver Spoon)"
Has Been Uploaded.

Dec. 28, 2022 (Wed)

A Product Demonstration Video
"Vol.15 Polishing with NEW SUNLITE for Stainless steel (Material: Cigarette lighter)"
Has Been Uploaded.

Dec. 28, 2022 (Wed)

A Product Demonstration Video
"Vol.14 Polishing with NEW SUNLITE for Aluminum (Material: Brake lever of motor cycle.)"
Has Been Uploaded.

Dec. 28, 2022 (Wed)

A Product Demonstration Video
"Vol.13 Polishing with NEW SUNLITE for Plastic (Material: Cell phone cover)"
Has Been Uploaded.

Oct. 1, 2021 (Fri)

Chinese website is now available.
Select the language from the top pull-down menu.

>> Details and back number

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New Products