This Standard specifies a method of test for the ratio F/L for various angles of inclination of the side idler rollers in a troughed roller conveying system. It is not suitable or valid for light conveyor belts as described in ISO 21183-1.
53.040.20 Components. Including conveyor belts, chains, chain wheels, etc. / Компоненты для конвейеров. Включая конвейерные ленты, цепи, звездочки и т.д.