The Elcometer 990 Calibration Foils or ‘Shims’ are the most convenient way of creating a coating thickness standard on the substrate material, surface finish or form. This is the ideal method for adjusting the calibration of the coating thickness gauge to ensure the greatest possible accuracy.

Features – Elcometer 990 Calibration Foils or ‘Shims’:

• Metric and Imperial values displayed on each foil
• Available individually or in foil sets
• Each foil has unique serial number for traceability
• Available in thicknesses from 12.5µm to 25mm

Precision foils have±1% accuracy.  Foils below 50µm have an accuracy of ±0.5µm.