卷帘门窗型材
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Rolling shutter door and window profiles
以上为机器翻译结果，长、整句建议使用 人工翻译 。
介绍了PVC卷帘门窗型材的配方设计要点、产品性能、生产工艺流程、重点工艺参数控制和挤出成型设备的性能特点。
The formula design, product performance, production technological flow, and key process control parameters of PVC rolled window profile, and the performance of the extrusion equipment were introduced.
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