PosiTest PT Pencil Hardness Test
DeFelsko · SKU defelsko-POSITEST-PT
The PosiTest PT determines the hardness of a coating film with the pencil method (Wolff-Wilborn), assessing its scratch resistance. It is used on paint, films, lacquer and resins, and comes with graphite pencils from 6B to 6H and a sharpener made for the test. An optional pencil cart applies a constant force.
Technical specifications
| Kits | PTKITB (Basic Kit), PTKITC (Complete Kit), PTCART (Pencil Cart only) |
| Pencils | 14 graphite pencils, 6B to 6H, in an aluminum case |
| Warranty | Two years |
| Sandpaper | Pack of 400 grit sandpaper |
| Sharpener | Aluminum with hardened steel blades and 5 and 6 mm reference marks |
| Standards | ISO 15184, ASTM D3363, JIS K-5600, BS 3900-E19, MIL C 27 227, ECCA-T4-1, SNV 37113, SIS184187, NEN 5350 |
| Substrates | Paint, films, lacquer and resins |
| Pencil Cart | Constant force of 7.35 N (~1.65 lbf) at 45°, included with the Complete Kit |
| Hardness scale | 6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H |
| Complete Kit extras | Pencil Cart with Leveling Rod and hard shell carrying case |
Specifications subject to confirmation in the formal quote.
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