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宝山One out three integral needle valve hot runner more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山Development of an eight needle valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山Design of a six piece integrated oil valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山One out two needle valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山Needle valve side injection hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山A 64 chamber needle valve system hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山Small spacing multi chamber needle valve hot runner system more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山Double layer stacked hot runner more+ Product Introduction:1. Shorten the cycleThe molding cycle of the parts is shortened, and due to the lack of cooling time…… 
宝山Hot Runner Accessory more+ 
宝山Electric Heating Element more+ 
宝山Electric Heating Element more+ 
宝山Electric Heating Element more+ 
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