Sunwin mold has been supplying the front auto bumper mould, back auto bumper mould and auto grille mould to well-known automobile manufacturers at home and abroad. With the improving of customer’s request for surface of car bumper mold, the old mould design structure method can’t meet the need of market. Sunwinmold have been always accumulating the experience and Improve and optimize the mould design of auto bumper mould.
1. Structure of hidden parting line for automotive bumper mould: Sunwinmold can master the structure and set the parting line on the non exterior surface to be ejected, so it will avoid small step on the surface of auto bumper and easy to cut flashes. Then it helps to realize the smooth surface of auto bumper.
2. The location of injection gate: We will make moldflow analyse, The reasonable location of injection gate could reduce the pressure difference of cavity, it directly affects the quality of auto bumper.
3. The location of taking injection part: Leave the injection part on cavity side or core side We have to consider the reasonable structure of auto bumper mould ejection system.