Is expandable polystyrene particles into the liquefied petroleum gas and pearl white ball, foam made of microporous developed, large specific surface area, has very strong adsorption ability, is a light filter. 20-40kg/m3bulk density, porosity of about 50%.

Foam ball, spume, EPS foam ball common specifications: 0.5-1.0mm 0.6-1.2mm 0.8-1.2mm 0.8-1.6mm 1.0-2.0mm 2.0-4.0mm 4.0-8.0mm