Retsch ABP 250, Manual

Page: 15 / 57

Technical Data
15
3.10 Feed Grain Size

Feed size: < 120 x 90 mm

Final fineness: < 2 mm
The feed size depends on the sample material.
3.11 Grinding chamber volume
~ 1
200 ml
3.12 Degree of hardness of the sample material
The degree of hardness of the sample material should be above 3 on the Mohs’ scale to
achieve effective grinding. The degree jaws should be harder than the sample material to
prevent increased wear on the jaws.