Producţia şi comercializarea pieselor de automobile şi pieselor de dispozitive OA şi altor produse din cauciuc.

Using synthetic rubbers and fluorine resins as base materials and its unique technological capabilities, Arai Seisakusho designs and develops high quality oil seals, o-rings, packing, gaskets and rubber rollers. These are used in a broad spectrum of products including 2 and 4 wheel vehicles, as well as seals, including for general industrial machinery, packing and in OA devices including as copier rolls.