US Synthetic Bearings Site


Custom casings can be made at little to no upcharge. Adaptors can also be provided. Click here to learn more. More

Grain Size

During the sintering process, diamond grains begin to grow together into a matrix structure. The properties of the PCD material can be manipulated by changing the size of the diamond powder before sintering. Surface finish of the wire
and life of the die vary the most with changes in grain size.

Small Grain Size

Large Grain Size