介绍了铝-塑复合管材的原材料准备及成型加工过程。对一次成型法所使用模具的结构作了详细介绍。
The raw materials and installation are introduced. The specifications and technological process are stated. The structures of molds used in one-step processing method are discussed.
本文论述了铝塑复合管材的性能、工艺技术进展，阐述了国内外铝塑复合管材的市场动态，并对该产品的经济效益进行了分析。
The structure, property, partition, process and market analysis for the al plastic composite tube are described in this paper, and this product's technical economical cost are evaluated.
论述了铝塑复合管材的性能、工艺技术进展，阐述了国内外铝塑复合管材的市场动态，并对该产品的经济效益进行了分析。
The developing status, structure, properties, market, demand forecast of Al-plastics composite pipe(PE and AL) were introduced. The techno-economics and cost of the products were also evaluated.
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