To make sure the pipe fitting plastic injection mould has the highest efficiency, the mould will need careful design and calculation for gears. The cooling channels also should be well-designed to reduce cycle time and improve productivity. Below are the movements of D125 Y Pipe Fitting Mould: 1. Mould open. 2. The second cylinder move. 3. The first cylinder move. 4. Ejector bars drive the ejector plate and eject product. 5. Ejector pins return due to the springs. 6. The first cylinder return. 7. The second cylinder return. 8. Mould close.