预制护坡模具是水利工程建设常用的一种塑料模具，它是由聚丙烯颗粒经过高温液化后，保定方圆在注塑机强大压力的推动下流入铁模具中经过冷却固化后形成的塑料壳，具有光亮度高、韧性强、不变型、易脱模、【护坡模具】【塑料模具】【护坡模盒】破损率低等特点，

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