Professional Plastic Pipe Fitting Mould Manufacturer With 20 Years Of Experience - Spark Mould
The heavy duty 90 degree elbow mould includes an automatic unscrewing thread mechanism and a collapsible core mechanism.Because one end of the elbow has a female thread, the mold needs to loosen the thread mechanism to allow the product to be completely eject. The steps are to UNscrewing the thread first and then pull the core.