大连塑料制品,大连塑料袋,大连塑料彩印,大连塑料包装袋,大连塑料包装
洗衣液带嘴袋
洗衣液带嘴袋

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塑料的首要特性是:榜首,密度小,比强度高,可以获得较高的包装得率,即“单位质量的包装体积或包装面积巨细。第二,大多数塑料的耐化学性好,有杰出的耐酸,耐碱,耐各类有机溶剂,长期放置,不发生氧化。第三,成型简单,所需成型能耗低于钢铁等金属材料。第四,具有杰出的透明性,易着色性。第五,具有杰出的强度,单位分量的强度功能高,耐冲击,易改性。第六,加工成本低。第七,绝缘性优。

The main characteristics of plastic are: top of the list, small density, higher than strength, can get a higher rate of packaging, that is, "unit mass of packaging volume or packaging area of large size." Second, most plastics have good chemical resistance, excellent acid resistance, alkali resistance, resistance to various organic solvents, long-term placement, and no oxidation. Third, the molding is simple, and the energy consumption of molding is lower than that of steel and other metal materials. Fourth, it has excellent transparency and easy coloring. Fifth, it has outstanding strength, high strength, high impact resistance and easy modification. Sixth, the cost of processing is low. Seventh, excellent insulation.

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