TQC SHEEN Washability Opacity Scrub Charts, 100 PCS
A wide range of consistent test charts for testing physical properties of coating, lacquers and inks. Suitable for determining hiding power, opacity and spreading rate. They come in a variety of dimensions from DIN A6 up to and including DIN A4. All charts are film laminated for an excellent solvent and chemical resistance and an even film spread. On each chart there is a section for filling out the date, time and test number.
To perform tests according to ISO 11998 there is a special Washability Opacity Scrub Chart, with which contrast measurements can be performed.
Special designs are possible with quantities over 10.000 pieces per chart.