... strength and hard tooth surface gearbox of ZLYJ series for injection mold machine Special decelerator for plastic extruderSeries ZLYJ decelerator with high ... by user.Decelerator code and earmarkDecelerator code is composed of type, output stage center distance, nominal drive ratio and assemblage mode ... , 200, 225, 250, 280, 315, 330 are available. gearbox for injection molding machine