The issue of ownership, the more important as air nozzles ..., CAE software supported by a number of commonly held provider of quyen.Chi high production costs ($ 30,000 to $ 85,000) due to equip add a system to control gas pressure phunva complex tap.Khi used in gas-assisted injection molding nitrogen is a cheap but dangerous gases should polluting gas nozzles manufactured nhiem.Viec incurred extra costs .The method in which gas has important implications for the whole process (the cause will be presented in section III.2), if the plastic injection and gas injection duplicate that production difficult.
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