... heavy duty multi-layer film blowing for packing plastic granule, chemical material, milk powd, etc Feature:S5M-800 5-LAYER CO-EXTRUSION ... chill, top rotary haul-off and auto wind, suitable for material of HDPE, MHDPE, LDPE, LLDPE, MLLDPE, PA, EVOH and adhesive ... performance and heat-sealing performance and is the ideal package material for FFS sacks of chemicals, hi-rank foodstuffs or packs ...