Overview
Form CU-1M is a LENETA-branded gray scale cardboard with white, light gray, and black gray scale charts. The cardboard features six stripes on the white area with a Dimension of 24 x 37-1/4 inches (610 x 946 mm).
Features
1. Provide white, light gray and black gray scale areas for comparative evaluation.
2. The white area is designed with six stripes, which can be used for specific tests.
The single sheet Spreader covers an area of 5574 square centimeters, providing ample testing space.
4. Boxed, Encasement size is 100 sheets/box, easy to store and access.
Principle
As a test substrate, the different gray scale areas of white, light gray and black provide a standardized contrast background for evaluating the hiding power, Color contrast ratio and performance of materials such as paints, inks or seals in different contexts. The stripe design on the white area can be used to observe the specific performance of materials such as leveling and stripe covering.
Applications
Paint testing, inks testing, sealed testing
Steps
1. Prepare paint, inks or sealed samples to be tested.
2. Spreader or print the sample evenly on the corresponding area of Form CU-1M gray scale cardboard.
3. drying or curing under specified conditions.
4. Observe and evaluate the hiding power, Color performance and coverage effect of stripe area of the sample on different gray scale backgrounds (white, light gray, black).
Notice
• Please use this cardboard on a clean, flat surface.
• Spreaders should ensure uniformity when testing samples to obtain accurate evaluation results.
• After the test, please properly dispose of the used cardboard according to the characteristics of the sample.
• Encasement should be kept intact during storage and placed in a drying environment to avoid extrusion deformation.
