Smr-G worm gear motor dc best  made in China - replacement parts -  in Kinshasa Democratic Republic of the Congo  Metric Gear Reducer Shaft Mounted Gearbox with Backstop with top quality

We – EPG Group the biggest worm gearbox, couplings and gears factory in China with 5 various branches. For much more information: Mobile/whatsapp/telegram/Kakao us at: 0086~13083988828 13858117778083988828 /

SMR Reducer Specification
1 Output Hub

Standard or alternative hubs with metric bores are available to suit international standard shaft diameters.

2 Precision High Quality Gearing 

Computer Designed Helical Gears, Strong Alloy  Materials  for  High  Load  Capacity, Case  Carburized  for  long  life,  Ground Profile(some intermediate pinions are shaved) Crown tooth Profile, In Conformance  with  ISO  13281997,  98% Efficiency  for  Per  Stage,  Smooth  Quiet Operation with Several Teeth in Mesh.

3 Maximum Capacity Housing Design
Close  Grain  Cast  Iron  Construction,  Excellent  Vibration  Dampening  &  Shock Resistance Features, Precision Bored and Dowelled to Ensure Accurate In-Line Assembly.

4 Strong Alloy Steel Shafts

Strong Alloy Steel, Hardened, Ground on Journals, Gear Seatings and Extensions, for
Maximum Load and Maximum Torsional Loads. Generous Size Shaft
Keys for Shock Loading and Conform to ISO Standards.

5 Additional Case Lugs Except H and J Gear Case

Eliminates the Need for Critical Tightening of Torque Arm Bolts. Controls Position of
Standard Torque Arm Mounting within Recommended limits.

6 BackStops

Alternative Parts, Antirun Back Device, AreAvailable on all 13:1 and 20:1 Ratio Units and do not recommend for 5:1 Units.

7 Bearings and Oilseals

Bearings are Adequately Proportioned and Conform to ISO Dimension Plan, Readily
Available WorldWide. Oilseals are Double Lipped Garter Spring Type, Ensuring Effective Oil Sealing.

8 Rubberised End Caps

Self Sealing Intermediate Cover Plates, to Standard ISO Housing Dimensions.

9 Torque Arm Assembly

For Easy Adjustment of the Belt.

Dimension : SMR B C D E F G H 

RATIO : 5:1  13:1  20:one 

Make contact with Me

Welcome to contact William for far more particulars!


Product B13/B20 C13/C20 D13/D20 E13/C20 F13/E20 G13/F20 H13/G20 J13/J20
Output(RPM) ten-one hundred fifteen ten-a hundred and ten 10-a hundred and ten 10-one hundred and five 10-a hundred and five 10-a hundred ten-100 10-100
Electrical power Ranking(KW) .29-3.11 .49-4.sixty two .eighty two-7.81 1.twenty five-eleven.55 1.97-17.01 3.11-27.09 7.8-sixty.5
Permissible torque(Nm) 277 468 783 1194 1881 2970 4680 7449


Model B5 C5 D5 E5 F5 G5 H5 J5
Output(RPM) 100-400 a hundred-400 one hundred-400 one hundred-400 100-four hundred one hundred-400 a hundred-400 a hundred-four hundred
Power Rating(KW) two.68-7.14 4.2-9.66 6.sixty two-fifteen.65 10.29-24.fifty seven 15.twelve-35.91 25.2-fifty nine.nine 36.2-81.nine 62.2-134.2
Permissible torque(Nm) 256 401 632 983 1444 2407 3457 5940



Dimension(mm) SMR Measurement
Normal dimension of shaft thirty forty 50 55 65 seventy five 85 a hundred
Alternative measurement of shaft 40 fifty fifty five sixty five 75 eighty five one hundred a hundred and twenty
Input shaft keyway 6×3.5×50 6×3.5×59 8x4x63 8x4x70 10x5x70 12x5x90 14×5.5×100 16x6x100



Firm Profile

l  The largest manufacturer and exporter of worm gear reducers in Asia.


l  Established in 1976, we transformed from a county owned manufacturing unit to personal one in 1996. HangZhou ept Electricity TRANSMISSION Products CO.,LTD is our new name given that 2001.


l  We are the first manufacturer of reducers and gearboxes in China who was given export license since 12 months 1993.


l  “Fixedstar” brand gearboxes and reducers are the 1st proprietor of CHINA Leading Model and Most Popular Trade Mark for reducers.

    Very first to achieve ISO9001 and CE Certificate amongst all companies of gearboxes in China.


As a professional maker of worm gearbox and worm equipment reducers in China, we mostly produce reduction gearbox,aluminum situation worm gearboxes,arc gear cylindrical worm gearboxes, worm equipment reducers, in line helical gearboxes, and cyclo drive reducers, and so on. These items characteristic rational structure, stable overall performance, and dependable high quality, and so on. They are broadly employed in electrical power, mining, metallurgy, creating substance, chemical, food, printing, ceramic, paper-creating, tobacco, and other industries.





We have 600 employees in our manufacturing unit, which addresses 70,000 sq. meters in HangZhou. We have been ma ept 2,500 units of reducers each day given that 2012. We are proudly exporting 70% of our products to a lot more than 40 nations around the world all over the phrase. Our customers appear from Italy, Germany, Usa, Canada, Spain, United kingdom, Mexico, Brazil, Argentina, Turkey, Singapore and other main industrial international locations in the globe. 30% of them are OEM produced for direct producers of other merchandise. 








We warmly welcome buyers from other elements of the entire world to visit us. Seeing is believing. We are quite assured that following checking out our facility, you will have self confidence on our goods. We have the latest automated equipments and seasoned workers to guarantee the steady quality and big output. We have the most advanced technological and engineering crew to help most demanding need on standard and OEM products.




Bathroom ept ept to conference you in HangZhou, China.

/ The use of unique tools manufacturer’s (OEM) part quantities or emblems , e.g. CASE® and John Deere® are for reference functions only and for indicating solution use and compatibility. Our firm and the outlined substitute areas contained herein are not sponsored, accepted, or made by the OEM. /

Smr-G worm gear motor dc best  made in China - replacement parts -  in Kinshasa Democratic Republic of the Congo  Metric Gear Reducer Shaft Mounted Gearbox with Backstop with top quality

Smr-G worm gear motor dc best  made in China - replacement parts -  in Kinshasa Democratic Republic of the Congo  Metric Gear Reducer Shaft Mounted Gearbox with Backstop with top quality