GB/T 24289-2009 《Paper and board - Measurement of specular gloss - 75°gloss with a parallel beam, DIN method》 Related products

GB/T 24289-2009 "Determination of paper and Cardboard specular gloss, parallel beam of light 75 °, DIN method", specifies the method for measuring paper and Cardboard specular gloss using parallel beam of light 75 ° viewing angle (DIN method). The standard specifies the requirements of instruments and equipment, sample preparation, test steps and result calculation, etc., providing a unified specification for accurate measurement of paper and Cardboard specular gloss, helping to control the related product Appearance mass, guiding production and mass inspection work.