Diamond Powders

Finest Quality

KDP Diamond Powders are available in in any micron or mesh size to meet your toughest application needs. With more than five decades of experience in micronizing industrial diamond, the Kay Diamond brand represents the finest quality line of industrial abrasive powders anywhere in the world.

Kay Diamond's high quality micronized diamond offers the ultimate in superior strength metal bond powders, ready to take on the toughest metal bond applications. The KDP lineup of industrial diamond powders include the KDM high-performance metal bond powders, the KDR resin bond powders, the NAT natural diamond powders, and the POLY polycrystalline diamond powders - available in any micron or mesh size.

Metal Bond

A monocrystalline structure synthetic diamond ideal for applications requiring free cutting action and enhanced finishes.

Resin Bond

This line of monocrystalline structure synthetic diamond is design for use with resin-bonded wheels, where soft polishing and lapping action is required.


KDP's line of natural diamond powders are ideal for applications that require the most exceptional performance and the unique characteristics that only nature can provide.


Kay Diamond's polycrystalline diamond powders are highly specialized superabrasives designed to work with very hard metals and in applications where strict tolerances are required.