Overview
The Form 15H Opacity cardboard is a LENETA brand black and white unsealed Opacity cardboard. It is white on the left and right, black in the middle, and has a Dimension of 11-1/4 x 17-1/4 inches (286 x 438 mm).
Features
1. Adopt a black and white contrast design, with white on the left and right sides and black in the middle.
2. Opacity cardboard for unsealed.
3. Dimensions are 286 x 438 mm.
4. Encasement size is 125 sheets/box.
Principle
This product is used as a test cardboard to evaluate the performance of paints, inks and other materials such as Opacity, hiding power, etc. through its specific areas of black and white contrast.
Applications
Paint testing, inks testing, Opacity assessment
Steps
1. Prepare samples to be tested (e.g. paint, inks).
2. Spreader or print the sample evenly on the black and white contrast area of the Form 15H cardboard.
3. After the sample is dried, observe and evaluate the masking effect and Opacity on the black and white areas.
Notice
• Before use, make sure that the surface of the cardboard is clean, flat, and free of contamination or creases.
• Spreaders or printing samples should ensure uniform operation to obtain accurate test results.
• Test result evaluation should be performed at Standard light source or under specified conditions.
• Products should be stored in a drying, cool place, away from direct sunlight and humid environment.
• Please operate and interpret results according to relevant test standards such as ASTM D 344.
