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Plastic industry
In the injection molding nitrogen is used to create hollows and canals inside the molded pieces.
It offers more freedom in the elements design, improving the aesthetic aspect, involving a reduction of weigh, of the molding time, and thus lower costs.
In the thermoforming process, polystyrene or polypropylene granules are made pass through a stamp where the wanted object is forged with the nitrogen pressure instead of compressed air.










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