Pulse Push Process
A method to reduce the weld line of plastic parts by the Merck KGaA and Keimkonzept
- The weld line strengh of plastic parts, especially of those with bulking agents and increases clearly
- The look of parts with pearl polish will improve in the area around the weld line.
- The process works with a two way injection and pressing of the melt over two injection points. The polymer and the bulking agents match better now.
pearl polished sample plates with and without the PP-Process
pressure courve in the hotrunner for the entire cycle