1. HDPE, LDPE, LLDPE film blowing machine. 2. Rotating die head 3. Three layer ... width 0.08mmin the thickness packaging films, film has good insulation, for instance holding temperature, antique-mid, anti-breeze, ... anti-rain, anti-roust, insulation oxygen, oil resistive, and so used for light and heavy ... Model Three-layer Common-extruding Rotary Die Film Blowing Machine