Product features 1.Wear resistance rust resistance(SUS420F); 2.Vacuum treatment (HRC50-52); 3.The bottom surface can take high impact force. 4.Adopt inner hole guidance, triangular hole ventilation, precisely reposition. 5.Limiting clasp can ensure the uniformity of ejection position and limit the rotation of inner core.. 6.This product is based on the principle of air valve controlling air diffusion. It has remarkable effect in ejecting products that are not easy to fall off. Foshan Yijing Mold Parts Co., Ltd is a professional manufacturer for bottle blowing mold parts and plastic mold parts. With more than 10 years experience in bottle blowing mold and plastic mold service, YIJING cooperate with many mold manufacturer to solved a lot of problems in mold assembly. The full-automitic work room and high standard inspection room and serious production process earned trust of two biggest manufacturer in the world for bottle blowing machine. Our professionalism also been recognized by some international first-line mold parts companies. The round locating unit, quick coupling and air poppt valve are able to replace any standards with same product. Customer service concept: "Let the customer enjoy most convenient and effective installation for mold parts"