Four variables determine how a cutting tool performs: substrate, geometry, coating, and edge preparation.

Most manufacturers invest heavily in the first three. The fourth is where quality variation most often hides, and where wet blasting makes a big difference.

Vapormatt's wet blasting process handles the complete finishing sequence for solid carbide tools, from blank through to post-coat treatment, on a single platform:

• Edge radius held to +/-2um tolerance across the batch
• Independent control of rake and clearance faces via programmable nozzle parameters
• HF1 coating adhesion, the highest rating on the standard scale
• Post-coat PVD droplet removal for a measurably lower Ra and a coating that performs as designed

That last point matters more than it is often given credit for. A tool that leaves the coating stage with droplets on the surface will underperform from the first cut, regardless of how well everything else was done.

Decades of process development in this application, across manufacturers of all sizes, inform every recipe we develop, from first application trial through to production commissioning.

We will be at GrindingHub 2026, Hall 9, Stand E23. If you are working on tool performance, coating adhesion, or batch consistency, come and talk to us.