... and hard tooth surface extruder gearbox of ZLYJ series for single plastic extruder Series ZLYJ decelerator is a drive with high-precision ... by user.Decelerator code and earmarkDecelerator code is composed of type, output stage center distance, nominal drive ratio and assemblage ... mode respectivelyExample of earmark: ZLYJ 225-- 12.5 -- (,) ZLYJ series 133, 146, 173, 200, 225, 250, 280, 315, ...