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Fire category of pure polyester powder

Jun 07, 2026 Leave a message

Definition of Class B Fires

Class B fires, also known as liquid fires, refer to fires in which flammable liquids or vaporizable liquids release flammable vapors, produce flames, and burn under the influence of an ignition source.

 

Fire Classification of Pure Polyester Powder

Pure polyester powder is a type of chemical and belongs to Class B fire classification, meaning it is flammable. Does it release toxic gases during combustion? The answer is no. The residue after combustion of pure polyester powder is carbon dioxide and water, which do not produce toxic gases. Furthermore, pure polyester powder has the advantage of not dripping during combustion.

 

Measures to Prevent Fires Involving Pure Polyester Powder

Because pure polyester powder is flammable, fire prevention is essential. The following are some preventative measures:

1. Store in a cool, well-ventilated place, away from sources of ignition and other flammable materials.

2. Avoid exposing pure polyester powder to sunlight or other heat sources.

3. When opening or using pure polyester powder, take protective measures, such as wearing gloves and masks.

4. Handle with care during use to prevent pure polyester powder from scattering or coming into contact with other substances, which could cause a fire.

In summary, pure polyester powder is classified as a Class B fire hazard. Fire prevention is essential; handle with care and take necessary precautions.

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