Rotor with rotating and fixed knives made of tool steel for PULVERISETTE 15 grinds the sample gentle with a pure cutting action and can be recommended for most applications, because of its hardness and top resistance against abrasion.
The rotor made of chromium-free tool steel is especially recommended for sample preparation according to RoHS and WEEE (for example for trace of hexavelent chrome) or XRF analysis.