The anti-riot helmet consists of a shell, a buffer layer, a pad, a mask, a wearing device and a neck guard. ,
The shell is made of engineering plastics, the buffer layer is made of foam and soft material, and the mask is made of PC material.
The outer surface color of police riot helmet shell should be dark blue.
Weight: 1.49KG.
A Police Riot Helmet should have a buffer layer that absorbs collision energy.
The padding of the police riot helmet should be able to be disassembled and washed.
The masks of Police Riot Helmet should not have defects such as concave and convex marks, sharp angles, burrs, bubbles, etc. The edges should be smooth, round and blunt, and there should be no hairy edges.
The transmittance of the mask should be greater than or equal to 85%.
The maximum optical distortion of the mask should be less than or equal to 6'.
The diameter of any small spots or black spots on the masks of Police Riot Helmet should be less than or equal to 1 mm, and the number of spots should be less than or equal to 4.
The bandwidth of the helmet is 21.0 mm, and the elongation of the tie is 20.8 mm after the tie strength test.
The neck protector should be made of soft material, which should be removable and reliable to connect with the shell. The effective length of the outer part of the police riot helmet shell extending along the mid-lost surface is 123 mm.
The continuation time of the outer surface of the police riot helmet shell should be less than or equal to 10 seconds.
The Police Riot Helmet should be able to withstand 88.2J energy puncture, and the drop hammer should not penetrate the police riot helmet to make contact with the test head model during puncture.
The Police Riot Helmet should be able to withstand the impact of 49J energy. The force transmitted to the test die should be less than 4900N, and the shell should not break.
