PPH管材剪切与机加工切断相比，由于加工速度快，生产效率高。PPH管材连接方式是热熔承插，在低温下也有优异的抗冲击强度，增加了静液压强度，增进了耐化学品性能。PPH管材切断主要用机械加工和冲压加工两种方法，机械加工包括锯床切断、车床切断、砂轮切断等，优点是切断面质量稳定，但因其生产率低，故难以满足大批量生产的要求。冲压加工生产率高，但切断时管壁易被压扁，导致切断面畸变、歪斜。

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