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PENCIL pencile hardnessHARDNESS TEST ACCORDING WOLFF 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.PENCIL HARDNESS TEST ACCORDING WOLFF WILBORN

VF2391
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
Calibration Certificate: included


VF2380PENCIL HARDNESS TEST ACCORDING WOLFF WILBORN
TQC Pencil Hardness Test according Wolff Wilborn dual weight (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
Calibration Certificate: included

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