Yudo Hot Runner India Pvt. Ltd. Offers Stack Mold Machine of 140mm Minimum Plate Height. Yudo Hot Runner India Pvt. Ltd. Is an ISO 9001:2000 certified company. Stack Mold Machine of 140mm Minimum Plate Height is a combination of the patented single valve III & patented system. Stack Mold Machine of 140mm Minimum Plate Height eliminates the need for a long central nozzle. This machine enables a true "back to back" valve stack mold to be constructed. It is available in the brand name of YURI-COMBI STACK MOLD.