UNICELL C, as an inorganic foaming agent, offers a versatile solution in plastic production. UNICELL MS 4600 For materials such as polypropylene, ABS, polystyrene and polyethylene It has an average particle size of 25 microns and can operate between 125°C-185°C. UNICELL MS 4600 Physical Appearance: White fine powder; Packaging: 25 kg kraft box