... in transportation, metallurgy, mine, chemical industry Detailed descriptionZQA250—ZQA1000OverviewZQA reducer is mainly used for common lifting, mining, chemical, textile, ... industries, the applicable conditions are as follows:Gear speed reducer transmission speed in a circle is not more than 16 m ... /sHigh speed shaft of reducer speed is not more than 1500 r/minGearbox working ...