The sample is placed into the basket(s) of the ignition furnace. The initial weight is recorded ( Mscap M sub s The furnace is set to 3. Combustion

ASTM standards are reviewed and revised periodically (e.g., ASTM D6307-19). Relying on third-party blog summaries risks using outdated information regarding temperature thresholds or mass tolerances.

However, finding a legitimate, up-to-date version of the ASTM D6307 PDF can be confusing. Many websites offer “free downloads” that are either outdated, incomplete, or pirated, which can lead to non-compliance during regulatory inspections.

A specialized blast furnace equipped with an internal scale that continuously weighs the sample during ignition. It must also feature an afterburner to minimize smoke emissions.