US Synthetic Bearings Site

Max hole size

We often are asked about the largest hole size that is possible with a given PCD insert. Click here to learn more about what we offer by way of wire die sizes. 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