As a personal protective equipment used for injury caused by falling objects or other specific factors on the head of a natural person, helmet is increasingly valued by safety protection industry in many countries all around the world. Especially in developed countries, technological innovations are constantly being carried out, and standard of helmets is updated to make helmet products more secure, comfortable, portable, aesthetic, personalized, and further protect safety and individual needs of workers.
There are many materials for production of helmets. At present, common materials for production of helmets at home and abroad are: ABS, HDPE, PC, FRP, etc. Internal structure of caps, mainly produced by LDPE, PA and other materials; Top lining is made of HDPE or sponge composite nylon material. Sweat absorbing tape is made of PVC film, acrylic fiber or terry cloth sponge composite material. Acrylic fiber and rayon tape are used as corresponding cap connectors.
Helmet mold is an important process equipment for production of helmets. It is the main tool for forming helmet and fittings. Its structure and processing accuracy have important factors for quality and productivity of helmets.