The standard defines the performance classes and physical property requirements for rubber materials used in industrial packings and similar products. Originally established in 1976, the most current version is JIS K 6380:2014 , which provides a systematic classification for vulcanized or thermoplastic rubber materials based on their specific industrial applications. Core Scope and Applications
Includes Silicone Rubber and Fluororubber (FKM/Viton). Critical Physical Properties and Testing
Provides standard downloads and historical versions . jis k 6380 pdf
Evaluates how physical properties change over time at high temperatures. JIS K 6258
Measures the stress a material can withstand before breaking. JIS K 6257 The standard defines the performance classes and physical
Offers detailed standard histories and documentation for industrial users. JIS K 6380:1999 Rubber packing material - Intertek Inform
High-performance Nitrile Rubber (NBR) often falls here. JIS K 6257 Offers detailed standard histories and
Industrial rubber packings and similar industrial rubber products.