Power: 4~1905 kw Transmission ration range: 1.25~500 Output torque: 4800~400000 n.M Output speed: 7.6~67 r/min Characteristics: 1. The gear is made of high strength low carbon alloy steel through carburization and quenching. The hardness of tooth surface may reach to hrc5862. All gear adopts nc tooth grinding process, high in accuracy and good in contact performance 2. Highly transmission efficiency: single stage, more than 96.5%; doublestage, more than 93%; threestage, more 90%; 3. Smooth and stable in run, low noise; 4. Compact size, light weight, long service life and high load capacity; 5. Easy to disassemble, inspect and assemble.