Product Quality

Roundness

The roundness of our rollers has high degree of precision not only for cylindrical rollers, but also for other shapes such as spherical rollers.

Roundness of our rollers

Surface roughness

Using a wide variety of processes, we have been able to achieve sub-micron levels of roughness. Our tapered rollers in particular have been commended on the degree of end face roughness as smooth as a mirror.

Outer diameter roughness

Outer diameter roughness

End face roughness

End face roughness

End face of tapered roller

Outer diameter crowning

To make bearings long-lasting, a wide variety of crowning shapes are necessary. With our processing technology, we can accommodate even the most complicated designs requested by our clients.

Outer diameter crowning

Packing & Packaging

In addition to our rollers, we are also flexible in terms of packaging and aim to accommodate various requests from customers.

Packing & Packaging