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Method of manufacturing tubes of polyamid showing an improved resistance to cold shocks and tensile strength
Method of manufacturing tubes of polyamid showing an improved resistance to cold shocks and tensile strength
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机译:一种显示出提高的抗冷震性和拉伸强度的聚酰胺管的制造方法
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摘要
extruded tubes semicrystalline plastics material characterized in that they are extruded and calibrated without presenting oriented surface area, or surface defects.; These tubes are obtained by extrusion followed by a thermal treatment eliminating by melting and quenching the zone facing surface.
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