ASTM E112 Plate 1 Calibration Slide
ASTM Grain Size chart reproduction from rating 1.0 to 8.0. Including a measurement report.
This product can be purchased locally through our US based dealers, as listed here:-
Calibration slide for the ASTM E112 Grain Size measurement method including a measurement report by both the planimetric and the Heyn method.
Slide pattern includes:
Glass 1mm thick
75mm x 25mm