Synotech Polyblend Industries supplies Insulation Resistant Engineering Filled Polypropylene. Synotech Polyblend Industries is an ISO 9001:2000 accredited company. Insulation Resistant Engineering Filled Polypropylene is made from polypropylene filled with like talc, calcium carbonate, glass fiber, mica, etc. Having improved mechanical, chemical, environmental & electrical properties. Insulation Resistant Engineering Filled Polypropylene has found its way in to various applications in automotive, home appliances, industrial components due to its improved properties. Its application is based on replacement of metal, wood, ceramic & glasses.