Explanatory notes
… (b) Articles heated to temperatures less than 800 °C for purposes such as curing of resins, accelerating hydration … Articles heated to temperatures less than 800 °C for purposes such as curing of resins, accelerating hydration … volatile components, are not considered to be fired for the purposes of Chapter Note 1. Such articles are excluded from …Legal note
… (b) Articles heated to temperatures less than 800 °C for purposes such as curing of resins, accelerating hydration …