The standard covers a variety of test methods, typically including:
The standard dictates strict protocols for how a rubber sample must be prepared before chemical analysis. This usually involves grinding the rubber to a specific particle size to ensure that solvents can effectively penetrate the material during extraction processes. JIS K 6258 references the preparation methods often found in related standards (like JIS K 6250) to ensure uniformity. jis k 6258 english pdf
Japan often updates JIS K 6258 to maintain harmony with ISO updates. The standard covers a variety of test methods,