There are four main types of super abrasive grinding wheels widely used in industry today - resin bond, metal bond, electroplated and vitrified bond. Each type can be distinguished by the kind of bond and process used to hold the diamond or CBN particles in place.

Each type of tool, whether it be resin bond, metal bond, electroplated or vitrified bond require an abrasive with specific characteristics to match the strength of the bond and the material being machined.

The Premadia product range consists of 12 products with different particle strengths and structures which have been engineered to provide optimum performance in many different applications