Pencil Hardness Tester

TQC Pencil Hardness Test

Determination of Film Hardness of Paints and Varnishes acc. to Wolf Wilborn

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.

Order Id
Description
VF2377
TQC Pencil Hardness Test (750g + 1000g)
Complies with: ISO 15184, ASTM D3363, JIS K-5400, JIS K-5600, ECCA-T4-1, BS 3900-E19, SNV 37113, SIS 184187, NEN 5350, MIL C 27 227, EN 13523-4
VF2378
TQC Pencil Hardness Test according Wolff Wilborn (750g)
Complies with: ISO 15184, ASTM D3363, JIS K-5600, ECCA-T4-1, BS 3900-E19, SNV 37113, SIS 184187, NEN 5350, MIL C 27 227, EN 13523-4
Calibration Certificate: included
VF2379
TQC Pencil Hardness Test according Wolff Wilborn (500g)
There is no standard applicable however the film industry and the LCD industry have their own standard (regulation) to inspect with the load of 500g based on the text of JIS-K5600(ISO 15184)
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