Profile of Aichi Quality Companies
Certification No. 0130 Manufacture of ceramic, stone and clay products


Fine ceramic manufacturer, developing and producing small structural parts, mainly for precision machinery

Address 4-18 Hagidono, Seto, Aichi 489-0885 JAPAN
Tel +81-561-82-3487

■Company Outline

MARUU SEITOSHO CO., LTD. excels at developing and producing small precision parts made from alumina, zirconia, silicon nitride, and silicon carbide. The company has established an integrated manufacturing system from material preparation, mold making to inspection. In addition, some specialized machines and jigs are self-made.

■Main Products

Parts for textile machinery ( thread guide and nozzle for synthetic fiber), shafts/pipes, precision bushes, dental equipment, etc.


■Core Competence

Our strength is the total production system for material preparation, mold making, forming, machining, firing, grinding, and inspection.
Skilled personnel are placed at each process and they actively participate in manufacturing products. On the other hand, young engineers are good at operating the latest facilities. These workers cooperate with each other to generate challenging products which no one can produce.
Maruu has all the processes required for manufacturing fine ceramics. By using its knowledge and abundant experience, Maruu is able to respond flexibly to the development of new products requested by customers, and propose original improvement plans. Maruu has valid technologies to realize such design into products.