Hach 183702 Hardness, Iron, and pH Test Kit, Model HA-62B
- ★ 【Main Function】The hardness of coating film is a necessary index for quality identification in coating manufacturing and coating application (coating table) industry. Pencil scratch test for film hardness is a widely used test method in the world since 1980s.
- ★ 【Wide Application】It is applicable to film hardness test. The instrument is mechanical, three points contact the tested surface (two points are wheels and one point is pencil core). It always ensures that the tested film forms an included angle of 45 degrees, and pushes the instrument to move horizontally with force, so as to complete the test process and determine the resistance of the film to deformation. The method is designed and manufactured according to manual operation, expresse.
- ★ 【Wide Application】This instrument is designed and manufactured in accordance with the manual operation method in Article 2 and 3 of the national standard "pencil test method for film hardness" GB6379-86. The instrument can be used in the laboratory, can also be applied to the construction site, and can identify the hardness of the film in any direction..
- ★ 【Warranty]】- If you are dissatisfied with our products, please contact us in time..