... box Tairong Machiney ZLYJ Harden Gear Box for Plastic Extruder Machine I. Introduction:ZLYJ series reducer is specially ... rotary direction is changed, please state when ordering. III. Model Type: - ZLYJ112, ZLYJ133, ZLYJ146, ZLYJ173, ZLYJ200, ZLYJ225, ZLYJ250 ... of products, including reducers, motors, chains, electric rollers, Concrete Mixing Plant etc. ZLYJ Harden Gear Box for Plastic Extruder Machine ...