Applications：
The instrument applies mechanical
measurement. Keep three point touch
the coating (two wheel, a pencil core), and a 45 degree angle between pencil
and test surface. Push the instrument
sliding, pencil draws the corresponding
track in the coating. In the change of
different pencil marks, the hardness
value of the film can be determined.
Features Details Accessories
Coating hardness is the necessary measurement for the performance of coatings. This instrument applied the pencil scratch method.
It is a fast and economical way to determine the film hardness using the drawing lead core or the pencil core. The pencil scratch
method for coating hardness testing is a common method in the world since the 1980s. In China, this test method has also been
promoted to the coating research and industrial production. The instrument can be used both in laboratory, and on site.

1Horizontal Mark
2Pencil
3Wheel
4Coating
5Base Material
6Weights
7Screw
8Moving Direction
9Pencil Core