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Product Parameters
Specifications: Package Size: 3.5 x 11.0 x 8.7 inches (9 x 28 x 22 cm); Total Weight: 6.6 lbs (2.7 kg); Package List: 1 pencil hardness scale x 1, pad x 1, pencil set x 1, pencil (regardless of the brand), Eraser x 1, 2 pencil sharpener x 1.
Range of usage: This pencil hardness meter measures the hardness of organic film on the substrate in a quick and economical manner by using a pencil with a known hardness label. The structure and action device are mechanically contacting with the test surface (2 wheels, 1 pencil core), and persistently hold a 45° angle on the surface of the pencil, and then move the force horizontally with your hand to draw marks corresponding to the film, and you can complete the test process immediately.
Reference Standards: GB/T1727-92 Coating Film General Preparation Method GB 3186-82 (88) Paint Product Sampling (ISO 1512:1984) GB/T9271-88 Paint and Varnish Standard Test Board (New ISO 1514:1984) GB 9278-8 Paint Sample Condition. and test temperature and Humidity (eqv ISO 3270:1984) GB/T13452.2-92 Measurement of paint and varnish membrane thickness (eqv ISO 2808:1974)