Increases the thickness of aluminum foil, reduce the incidence of pinholes, reliability is improved, but the cost is high. Composite tray molding methods - like, there are two: one is made in advance by a tray forming machine flat folding carton, and then expand the use of the molding. After sterilization into the filling machine; another way is to start from the raw material, sterilization, molding, filling and sealing are completed in a foil container machine manufacturer.

It is a new combination pot three-piece cans, cans made of polypropylene material, and hard chrome foil composed of cardboard, with a flat spirally wound around the law or molding method. Which is more economical and reasonable, but only manufacturing round cans. Aluminum or tin can lids manufactured. Combination cans seaming speeds of up to 500 cans per minute, compared to metal cans, cans combination of light, low-cost, easily discarded. Combination tank itself is still paper containers, metal cans sealing than poor, not suitable for autoclave sterilization, focusing on hot filling or aseptic packaging.

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