* Having not only high strength and moldability but also excellent secondary processability in terms of dimensional and thermal stability , colorability , adhesion and paintability , polystyrene resin is considered as one of the five major general purpose resins , widely used for various electrical applications , structural components , general merchandise , etc .
* General purpose poly styrene are clear sheets with low crystal structure , and suitable low price substitute for other clear sheets.These sheets apply in buildings as false ceiling, appliance or decorative industries . Based on brittleness and low resistance against UV sheets are used in indoor applications