QB/T 5559-2020 《Bending resistance tester with constant rate of deflection》 Related products

This standard specifies the requirements, test methods, inspection rules and signs, Encasement, transportation, storage, etc. of the constant speed bending stiffness tester, which is applicable to the constant speed bending stiffness tester used in the bending stiffness test of paper and Cardboard. Normative reference documents such as Encasement storage and transportation diagram signs, general technical conditions for mechanical and electrical safety mechanical and electrical equipment are cited. Stiffness meters should meet the basic requirements and operate under specific working environment conditions, including Environmental temperature, relative humidity, table stability and other requirements. At the same time, the measurement error of the force measurement system, the accuracy of the indicating device, etc. are also specified in detail.