... products4.medicinal materials, electronic products, chemical goodsAdvantage: vacuum packing to isolate air, moistureproof, prevent mildew to change, ... 0.6mpa/cm2, to ensure the strength of seal no general models of electric wire blown, ... 5kg bag frame, 15kg bag frameTechnical Parameter Machine NameVacuum hot drawn cover-sealing machineItemJL-SLRZ Dimension ... :2008 vacuum sealer food bag packing machine