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Hardness Tester

เครื่องวัดความแข็งpencil hardness


The TQC Pencil Hardness Test according Wolff Wilborn provides in a simple method to test the scratch hardness of coatings. In this test, pencils in a range of 6B to 8H hardness-grade are used. The pencil is moved scratching over the surface under a 45° angle with a constant pressure. Then an optical assessment is carried out to see which pencil hardness damages the surface. Delivered with a set of 20 Koh-i-noor pencils and a pencil sharpener.


Pencil Hardness Testerpencil hardness

The Gardco/Wolff Wilborn Pencil Test offers 2 choices of either mechanical pencil or certified UNI pencils. The scratch hardness test determines the resistance of coatings to scratch effects on the surface. This test is of particular value for furniture or vehicle lacquers, but it is also a useful aid in the development of synthetic resins or other film forming substances.


Portable Hardness Testerhardness tester

Model No. DHT-100 State of the art, digital Hardness Tester is a menu driven, multi-functional unit with extended memory and RS 232 output capabilities. This unit can perform Hardness tests that easily convert to every popular Hardness scale, including Rockwell, Brinell, Vickers, Shore, etc.





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