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? Comply with ga44-2015< fire helmets) standards.

? Made from high temperature resistant materials in the United States for safety protection of the head, face and neck. Possess dust-proof sharp items; strike-resistant, heat-resistant, penetrating, combustion-resistant, reflective, electrical insulation [(cap shell leakage current 1.11mA); Impact absorption performance, maximum impact of 3495N. Weight 1122g, mask for light transparent mask, transmittance 70%

Fire helmets are a protective device for firefighters to protect their heads during fire fighting and rescue, and are one of the firefighters ' personal protective equipment.

II. Technical characteristics

1, fire helmets are not affected by the impact of less than 5000N;

2, impact acceleration cap top is not less than 150gn;

The front part of the impact acceleration cap is not less than 400gn;

The lateral part of the impact acceleration cap is not less than 400gn;

The rear part of the impact acceleration cap is not less than 400gn;

3, penetration resistance;

4, combustion resistance: fire source left the cap shell 5s after self-extinguishing;

5, heat resistance: in 230 ℃ high Temperature environment 3min, no obvious damage and deformation;

6, Cap shell leakage current is less than 3mA;

7, the maximum deformation of the cap shell is less than 40mm, after the test does not exceed 15mm;

8, the CAP shell after the drop test without obvious crack, deformation;

9, cap shell water absorption rate is less than 3%.

Iii. Precautions for safe use

1, remove the helmet, put the helmet on the head, fasten the chin strap, put down the shawl, before entering the fire mask can be pulled down.

2, after each use, the helmet should be scrubbed clean, stored.

3, hat shell and mask, shawl if damaged should be replaced in a timely manner, so as not to cause unnecessary harm.