... .3,Back pressure control of molten plastic.4,Double toggle mold closing system with a large force ... mold protection.6,Various kinds of hydraulic ejectors.7,Double proportional, load sensitive hydraulic circuit.8,For big ... famous brands in the world. Horizontal Injection Molding Machine Technical Parameter: MACHINE MODELXT-H60INJECTION UNITUNITABCSCREW DIAMETERmm303234SCREW L/D RATIO22.42119THEORETICAL ...