1. The operation of this unit is fully automatically, workers can control the machine in long distance. Suitable for PVC,PE pipe 2. The blades adopt high quality alloy steel, which can stand huge impact. The interval between rotary and fixed blade can adjust and the blades can reuse after sharpened. 3. There is a feeding inlet on the top of fine crusher, so that some leftover material can be feed into crusher from this inlet. 4. This unit is of high efficiency, low consumption, compact configuration, and the crushing range is 110---500mm (pipe diameter), 0.5-8M length.