HDPE Polyurethane Foam Jacket Pipe Production Line with Vacuum Calibration Method and Siemens PLC Control for 48-2000mm Pre-insulated Steel Pipe Making
The three-layer PE anticorrosion structure includes fusion bonded epoxy-powder bottom layer, polymer adhesive middle layer and polyethylene top layer.The epoxy powder is a kind of thermosetting ...View More
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HDPE Polyurethane Foam Jacket Pipe Production Line with Vacuum Calibration Method and Siemens PLC Control for 48-2000mm Pre-insulated Steel Pipe Making