INDUSTRIAL HEAVY-DUTY SACK (VALVED SACK) FOR THE PACKAGING AND TRANSPORT OF LIQUID AND SOLID PRODUCTS

摘要

Heavy-duty valved sack made of a double film of polyolefins mixture which film comprises a specially-configurated flap offering full tightness during the packaging and transport of liquid and solid products introduced into said sack through the variably-sized opening provided (fig.2).