Japan imported Mitsubishi UNI hardness test special pencil

Brand: Mitsubishi
Place of Origin: Japan
Model: UNI (6B, 5B, 4B, 3B, 2B, B, HB, F, H, 2H, 3H, 4H, 5H, 6H, 7H, 8H, 9H) A total of 17 (red)
Version: Japanese version

Packing: plastic box packaging, 12 boxes

Uses: 100% made in japan. It is suitable for testing the hardness of mobile phone, automobile plastic chemical electroplating glass electroplating factory and other industries. It uses the hardness of standard pencil to test the surface of the tested product. Determine the hardness of the surface of the product according to the standard pencil hardness mark, and determine the hardness of the paint film by plowing the pencil hardness level of the paint film.

Test technical characteristics: The hardness is expressed by the pencil hardness grade of the plowed paint film under the specified test conditions. According to the Wolff Wilborn specification, the scratch resistance of the surface hardness of the paint is measured, which can be used for test analysis or control of product quality, whether it is paint or paint. , furniture, automotive single-layer or multi-layer baking varnish are applicable, testing is extremely fast and simple. Pencil hardness, etc. 6B5B4B3B2BBHBFH2H3H4H5H6H7H8H9H from soft to hard, according to the Wolff-Wilborn hardness specification, is a soft to hard sequence test, the first pencil will leave a scratch, as the final "Wolff-wilborn pencil hardness", Mitsubishi hardness Test pencils are the preferred test pencils for pencil hardness testing in the industry. Hardness range: 6B-9H (a total of 17 hardnesses)