Oxygen Index

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Summary

Oxygen index is defined as minimum oxygen concentration (volume %) to keep combustion of a material. Oxygen Index can be applied to the comparison of flammability of materials and is also useful for understanding the limit of total amount of a material which is regulated by Japanese fire laws for warehousing

Test Methods

*FDMA : Fire and Disaster Management Agency

Example

Typical Oxygen Index Values

Determining Procedure (FDMA method)

Search Number 6F003

Download The Technical Note of This Exapmle.

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