Pencil Hardness Tester is designed to carry out the test in accordance with Wolff-Wilborn. The Pencil Hardness Tester works by moving pencils of various grades of hardness over the coated film on metallic sheet at a specific angle and pressure. The Pencil Hardness Tester
Pencil Hardness Tester is manufactured by Lab- Fine Instruments. Lab- Fine Instruments is the supplier of industrial testers, automatic film applicator, density cup, C V meter, laboratory ball mill, cup viscometer, fineness of grind gauge, measuring instrument etc.