The Logicator Paint Chart form designed for use with the Leneta Logicator has a pattern top and bottom with individual black and white stripes in the center.
Used for Hiding Power
Designed for use with the Leneta Logicator
The individual stripes produced by the TG19 Logicator are identified by “INDEX” numbers (20 to 48) engraved on the instrument. These index numbers are also printed on Form 23B in matching locations so the stripes in the drawdown can be easily identified.
ASTM D5007: In this standard, the hiding power of the wet film and then of the dry film are observed visually, and the percentage increase or decrease is reported.