Insulator is the special part to fix,install and insulat on communication, electric
power, lightning protection, machinery, medical, wind energy, frequency conversion
equipment,new energy vehicles (integrated chassis cabinets, locker, etc.) to provide
meet the fixed support, installation and insulation isolation effect of special parts, it is
also known as insulators, insulation column .Its appearance is usually the
cylinder,hexagonal,round.There is the insert on the two surface of insulator.