MPP power pipe manufacturer direct sales, supplier quotation, quality assurance, affordable price MPP power pipe, also known as MPP cable pipe, MPP power cable protection pipe. The main raw material is PP powder (modified polypropylene). Connection method: Use a welding machine to perform hot welding and butt joint. The fusion point should be around 200 degrees Celsius and not exceed 220 degrees Celsius. When the temperature reaches the desired level, the two ends can be joined together. Due to the connection method of MPP pipes being hot melt welding, poor welding joints may damage the cable or potentially flatten it