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Flash point test for flammable liquids

Flash point test for flammable liquids
1. Test method
Closed cup test: Applicable to liquids with flash points below 80°C, such as Tag closed cup method (TCC) and Pensky-Martens closed cup method (PM method). The closed cup test is carried out in a closed container, and the flash point measurement value is usually 4-5°C lower than the open cup method.
Open cup test: Applicable to high boiling point substances such as lubricating oil, such as Cleveland open cup method (ASTM D92). The open cup test is carried out in an open environment, and the flash point measurement value is higher.
2. Test significance
Flash point is a key indicator for evaluating the fire hazard of flammable liquids. The lower the flash point, the greater the fire hazard. According to the flash point, flammable liquids can be divided into low flash point liquids (<-18°C), medium flash point liquids (-18°C≤flash point<23°C) and high flash point liquids (23°C≤flash point≤61°C).
3. Test precautions
The test should be carried out in a place without ventilation, ensuring that the power supply voltage is stable (220VAC, 50HZ) and has a grounding wire.
During the test, you need to wear protective equipment, such as protective glasses and gloves, to ensure safety.

Report Sample

Flammable Liquid Flash Point Identification Report