Amfani da biyu inji serial high kumfa samar da tsari, shi ne da polystyrene a matsayin albarkatun kasa, ta hanyar high matsin lamba allura kumfa wakili a lokacin extrusion tsari, da mold head extrusion sanyaya styled, da takardar da inji gyara, dace da yin daban-daban marufi kwantena. Kamar akwatin abinci mai sauri, kwanoni mai sauƙi da kuma KT allon, allon insulation da sauransu.