INSULATORS and RESIN PARTS. Indoor Service. In our parts, the design, the use of synthetic filled resin and thorough control of each stage of manufacture meet to achieve the best electrical and mechanical properties: Electrical: insulation, arc resistance and resistance to rampant downloads. Mechanical: impact resistance and flexural strength. They are resistant to the most highly corrosive chemical agents and have no risk of fire. The insulators carry inserted metal armatures on the surface of head and base to allow attachment to the support and conductor. Our product range also includes special parts produced from customer drawings or manufactured based on theri needs by our technical department.