• Model NO.：NMRV040
• Output Speed：14~~280rpm
• Speed Ratio：5,10,15,20,25,30,40,50,60,80,100
• Housing Material：Aluminium Alloy
• Worm Gear Material：Chromium Alloy 20cr
• Worm Wheel Material：Brass 10#-1
• Color：Blue , Siliver
• Manipulate Way：Semi-Automatic Manipulation
• Manufacturing Method：Rolling Gear
• Toothed Portion Shape：Spur Gear
• Changes Way：Mixed
• Material：Aluminium
• Transport Package：1set,Carton, Several Cartons,Wooden Case
• Specification：CE; ISO9001
• Trademark：Chenxin
• Origin：Taizhou Zhejiang China
• HS Code：8483409000
• Production Capacity：30000set,Month

ModelRV025 030 040 050 063 075 090 110 130 150Single unit versions

NMRV - fitted for motor flanged coupling,

NRV - with input shaft,

NMRV-E motor flanged coupling with worm extension shaft,

NRV-E with double extension worm shaft,

 Power0.06----15KW  Single unit reduction ratio 1:5 7.5 10 15 20 25 30 40 50 60 80 100 Output torque 2.6---1195N.M Worm shaft material 20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm Worm wheel material  worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC