... granule 1. Good quality and competieive price 2. Free sample 3. SGS certification High quality polystyrene resin/HIPS granule ... 1 what is HIPS ?High impact polystyrene, or HIPS, ... Heat Resistance, Base Color Stability,, Good Transparency, Easy Processing ,High Flow , High Gloss 3 Grade : injection, blow, extrusion, film moulding ...