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Pressure of pencil tip: 750g
The angle between pencil and film surface is 45°
Three points are touched on the tested surface (roller, pencil tip)
Scratch Speed: 1 mm/sec
Hardness Class:
Hardness Increase: 6B-5B-3B-2B-B-Hb-F-H-2H-3H-4H-5H-6H (softer to harder)
Mitsubishi pencils are available upon request
Introduction:
BEVS1301 Pencil Tester complies with the requirements of ASTM D3363 and ISO 15184 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°, 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.
Standard: ASTM D3363, ISO 15184
Order Information:
BEVS 1301/500 Pencil Hardness Tester (500g)
BEVS 1301/750 Pencil Hardness Tester (750g)
BEVS 1301/1000 Pencil Hardness Tester (1000g)
Datasheet
