... noise high efficiency ZLYJ series gear reducer,ZSYL series speed reducer ,ZLYJ series speed reducer ,IntroductionZLYJ series reducer is specially ... Cylindrical gear reducer". The main character of ZLYJ series gearbox is high strength alloy steel that being used ... 7. Gear 's precision is compatible with GB 10095-88, grade 6model series ZLYJ112, ZLYJ133, ZLYJ146, ZLYJ173, ZLYJ200, ZLYJ225, ZLYJ250 ...