Specifies methods for sampling and preparing samples prior to testing of binder pitch used in the manufacture of electrodes for the electrolytic production of aluminium. These methods are applicable to grades of pitch in liquid or solid form, the latter having softening points higher than 30 °C in bulk or in a number of containers making up one batch at sites of manufacture, storage or delivery.
Текущий статус : WithdrawnДата публикации : 1980-11
Версия : 1
Технический комитет:Materials for the production of primary aluminium