... 3.food box, plat This EPS foam cup making machine is using Expendable Polystyrene and Zinc Stearate as raw ... material. Main features:1. This EPS foam cup making machine is using Expendable Polystyrene and Zinc Stearate as raw material ... Main machines: boiler, mixer, pre-foaming machine, drying machine, shake boult, center filling device, forming machine,air compresser, cooling tower4. high speed7-15s ...