Overview
Form 10H is a LENETA black and white spreading rate chart cardboard, model From 10H. It measures 11-1/4 x 17-1/4 inches (286 x 438 mm) and features a checkerboard design.
Features
1. Adopt a checkerboard pattern design for easy observation and evaluation of Spreader effects.
2. Specifications are clear, measuring 286 x 438 mm.
3. Encasement size is 125 sheets/box, easy to use and manage.
Principle
The spreading rate cardboard provides a standard test substrate for Spreaders of paint, sealed and other materials through a black and white checkerboard pattern on its surface. During testing, the material to be tested is uniformly Spreaders on the cardboard, and its Spreader performance is evaluated by observing the performance of the material in the black and white contrast area (such as hiding power, uniformity, etc.).
Applications
Sealed spreading rate test
Steps
1. Prepare the sealed sample to be tested.
2. Take a Form 10H spreading rate cardboard to ensure that the surface is clean and flat.
3. Use a suitable Spreader tool (such as Drawdown blade, bar, etc.) to seal the Spreader evenly in the checkerboard pattern area of the cardboard.
4. Under standard conditions drying or curing.
5. Observe and evaluate the performance of sealing on the black and white grid.
Notice
• Please ensure that the surface of the cardboard is clean and free of damage before use.
• Spreader processes should be performed in accordance with relevant testing standards such as ASTM D 344 to ensure the accuracy of results.
• Please test and dry under standard environment conditions.
Store unused cardboard properly to avoid moisture or bending.
