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Pencil Hardness Tester

PRODUCT FETURES
Pencil Hardness Tester
Pencil Tester complies with the requirements of ASTM D3363 and ISO15184 standard, through leaving a
superficial trace on the dry coating film with a certain pencil hardness, the surface will be variably damaged
by the hardest pencil to evaluate pass/fail or hardness. Recommend to apply on the smooth film surface.
Use variety of different hardness pencils, the angle between pencil and the coated surface is 45 deg, scratch
on the coated surface under a certain of force, the scratch resistance hardness of the coating is the pencil
hardness which just scratched the coating.
Hardness Class
• Hardness Increase
Harder
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6B - 5B - 4B - 3B - 2B - B - Hb - F - H - 2H - 3H - 4H - 5H - 6H
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Softer
• Standard pencil : A set of Mitsubishi pencil ( 14 pcs from 6B to 6H )
• Other brand pencils are available upon request ( Option )
• Technical Specification
• Pressure of Pencil Tip : 1000 / 750 / 500g
• The angle between pencil and film surface is 45 deg.
• Three points are touched on the tested surface ( roller, pencil tip )
• Scratch Speed : 1 mm / sec
• Order Information
1301 / 500 Pencil Hardness Tester ( 500g )
1301 / 750 Pencil Hardness Tester ( 750 g )
1301 / 1000 Pencil Hardness Tester ( 1000g)