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发明授权
CN102280222B 机车车辆用无卤低烟护套料电线生产工艺 有权

机车车辆用无卤低烟护套料电线生产工艺
摘要：
本发明公开了一种机车车辆用无卤低烟护套料电线生产工艺。包括：(1)开机，设置参数；(2)螺杆的选用；(3)模具的选用；(4)烘烤；(5)押出机各段温度的设定；(6)押出速度设定；(7)成品冷却。与现有技术相比，本发明的生产工艺条件具有如下有益效果：(1)可操作性强；(2)比传统押出生产工艺做出产品稳定性好；(3)生产效率高；(4)不良品大大减少。
摘要（英）：

The invention discloses a production process of a halogen-free low-smoke sheathing electric wire cable for locomotives and cars. The production process comprises the steps of: (1) starting up and setting parameters; (2) selecting a threaded rod; (3) selecting a mould; (4) baking; (5) setting the temperatures of various sections of an extruder; (6) setting an extrusion speed; (7) and cooling a finished product. Compared with the prior art, the production process disclosed by the invention has the following benefits of strong maneuverability, better produced product stability compared with the traditional extrusion production process, high production efficiency and greatly decreased defective products.

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