DIN EN ISO 4625-1-2020 色漆和清漆用粘合剂. 软化点的测定. 第1部分: 环-球法(ISO 4625-1-2020); 德文版本EN ISO 4625-1-2020
Binders for paints and varnishes - Determination of softening point - Part 1: Ring-and-ball method (ISO 4625-1:2020); German version EN ISO 4625-1:2020
This document specifies methods of determining the softening point of resins (including rosin) and similar materials by means of the ring-and-ball apparatus. Both manual and automatic methods are specified, the automatic method being the reference method.