1.Product description For SR F series parallel shaft helical gear units,the boxes are cast precisely by high steel material and processed at processing center;the gears are made of high-quality alloy steel,are treated with surface hardening and toothed;and the key parts are imported. Technical parameters: Power:0.12-200 Kw Torque:200-18000 N.m Transmission rate:4-31500 Material of gears and bearings:20CrMnTi/40Cr Hardness of gears and bearings:58~62 HRC/217~255HB Gear handling method:Carburizing and quenching treatment 2.Features The whole parallel shaft helical gear units are small in volume,with great load-carrying capacity,steady running,low noise and high efficiency.SR parallel shaft helical gear units have reached the advance international level,can replace the same kind of products imported. 3.Applicable conditions  1).Max.speed of high-speed shaft shall not be more than 1500r/min.  2).Peripheral speed of gear shall not be more than 10m/s.  3).Working environmental temperature is -40~+45°C.  4).Can be used for run in both positive and negative direction.  4.Model F37/F47/F57/F67/F77/F87/F97/F107/F127/F157 FA37/FA47/FA57/FA67/FA77/FA87/FA97/FA107/FA127/FA157 FF37/FF47/FF57/FF67/FF77/FF87/FF97/FF107/FF127/FF157 FAF37/FAF47/FAF57/FAF67/FAF77/FAF87/FAF97/FAF107/FAF127/FAF157 5.Application area Motor, Machinery, Agricultural Machinery,Food,Health,Textile,Environment protection,chemical industry. 6.Terms of Payment 30% by T/T in advance. 7.Competitive Advantages:  1).Quick shipping,factory competitive price        2).Our advantage is we can understand the drawing with tolerance,material and process way correctly.and we have experienced and professional team control the quality. 8.Packaging & Delivery Packing details: To be packed in wooden cases. Delivery time: Within 25-35 working days after we have received the full payment.  9. Service Factor: