JMG series valve worm gearbox from Zhejiang Jimai Auto-tech Co.,Ltd has the advantage of high transmission efficiency and it has the stable self-locking design. Users can adjust the speed ratio based on their real using condition. Also, JMG valve worm gearbox can achieve 90 degree rotation, which can be widely used in ball valve, butterfly valve and other quarter turn valves. JMG series adopts 45cr material shaft, which has the higher level strength. Also, the surface has undergone carbonization treatment, greatly improve the whole strength, and guarantee its ability to work in the hard using condition. JIMAI provides wider range of using temprature from -45°C until 180°C. JMG worm gearbox has the superior gear contact ratio, JIMAI can guarantee only have 0.1mm process difference.By using our gearbox, it can help to achieve more precise, more confortable valve control.
Model |
JMG series worm gearbox |
Action |
Smooth and reliable |
Weather proof |
IP67, option IP68 |
Temperature |
-45°C~180°C |
Rotation range |
±5°for the rotation at 0°and 90° |
Output torque |
260NM~58000NM |
Speed ratio |
Adjustable |
Model |
Speed ratio |
Input torque
N•m |
Output torque
N•m |
Flange Size |
Maximum stem diameter |
Maximum install height |
Handwheel diameter |
JMG15 |
27 |
32 |
260 |
(F05)F07 |
20 |
55 |
200 |
JMG20 |
37 |
47 |
520 |
F07/F10 |
28 |
58 |
200 |
JMG21 |
38 |
75 |
850 |
F10/F12/F14 |
36 |
63 |
300 |
JMG30 |
40 |
113 |
1350 |
F12/F14/F16 |
48 |
85 |
350 |
JMG55 |
47 |
142 |
2000 |
(F12)/F14/F16 |
53 |
90 |
350 |
JMG58 |
55 |
152 |
2500 |
F16/F20 |
62 |
95 |
400 |
JMG88 |
61 |
164 |
3000 |
(F14)/F16/F20/F25 |
65 |
105 |
500 |