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info@ndtone.comCoating pencil hardness tester TK
Description
Purpose
The device is designated for coating hardness determination and its scratch resistance.
Basic Technical Characteristics
| Technical data | Coating pencil hardness tester TK | Units |
|---|---|---|
| indenter | specially sharpened Koh-INoor pencils (12 pcs.) | |
| pencils hardness | 5B - 5H | |
| pencil position angle | 45° | |
| pressure force | 7.6 | N |
| length of scratch (dimension of indentation) | 6-12 | mm |
| hardness determination | hardness of pencil that did not damage the coating | |
| overall dimensions, max. | 140х140х140 | mm |
