NMRV  High Qualtiy Speed Reducer large Ratio  Worm Gear High Torque Gearbox Reducer for StepperServo Motor made in china

We also can design and make non-standard merchandise to satisfy customers’ unique specifications.


Fast Particulars

Relevant Industries:

Producing Plant

Item NO:



Consumer Ask for


five-a hundred


Aluminium Alloy


one-two Years




NSK Bearing

Warmth treatment:

58-62 HRC

Output Kind:

Hollow Sahft Output

Equipment materials:

45# Forged Steel

Packaging & Supply

Guide Time
Amount(Bags) one – two three – ten >10
Est. Time(times) 3 8 To be negotiated

On the web Customization

Mounting Dimension

The goods are broadly utilized in the making equipments of all varieties of industries inside and outside the house China. They are the best alternatives for today modern facilities of mechanical reducing travel management to understand massive twisting distance, huge equipment ratio, tiny sounds, higher efficiency and balance.


NMRV025, 030, 040, 050, 063, 075, 090, 110, a hundred thirty, 150


one:5,7.five,10,fifteen,20,twenty five,30,40,fifty,sixty,eighty,one hundred


Blue, Silver Or On Customer Ask for


low noise (<50DB)


Successful and protected working


Housing: Die-Solid Aluminum Alloy

Worm Gear-Bronze 9-four#

Worm-20CrMnTi with carburizing and quenching, floor harness is 56-62HRC

Shaft-chromium metal-45#


Carton and Wood Circumstance


C&U Bearing






12 months

Enter Electricity:   

.06kw, .09kw, .12kw, .18kw, .25kw, .37kw, .55kw, .75kw, one.1kw, 1.5kw, two.2kw, 3kw, 4kw, 5.5kw, 7.5kw, 11kw, 15kw       


Industrial Equipment: Foods Stuff, Ceramics,CHEMICAL,Packing,Dyeing,


IEC Flange:

56B5, 56B14, 63B5, 63B14, 71B5, 71B14, 80B5, 80B14, 90B5, 90B14, 100B5, 100B14, 112B5, 112B14, 132B5, 160B5


Synthetic & Mineral

Item Deseription

One Stage Worm Gear Reducer.

The reducer which model is twenty five~ninety manufactured of Aluminum alloy die-casting box,good seeking in appearance,compact in structure,rust proofing on surface and small volume to preserve mounting place.
The reducer model of one hundred ten~a hundred and fifty is manufactured of cast iron which casted with Aluminum mould.It`s good looking and solid, and can be employed by means of the environment of multi-azimuth.
Very good radiating characterstic qualified prospects safe and reliability,and substantial effectiveness for making use of.
The powerful ability of loading ensure steady transmission,make considerably less vibration and sounds.
Differs of connecting construction for electrical power input and torque output fulfill diverse require-meritsthe design of box define and the set of foot gap with great versality is apt to a lot of kinds of mounting.

worm generate gearbox, worm gear box, worm reduction gearbox, worm gear motor, Aluminium Worm Gear reducer, light weight gearbox, NMRV pace reducerNMRV Worm Gear Reducers is a aluminum casing gearbox with self-locking and anti-again operate, which broadly utilised as transmission units in numerous light-weight industrial area these kinds of like foodstuff equipment, chemical compounds equipment, packing, etc. The gearbox could be couple with AC electrical motors as well as servo motors, and two worm gearboxes can be blended to get substantial ratio and minimal pace:-Versatile mounting positions functionality-NEMA and IEC motors enter adapter flange-Automated producing method assures reliable high quality-Reduced temperature rise and sounds simply because of good heat dissipation.-High effectiveness up to sixty five% per phase, low temperature and function quietly-High high quality bearings, O-rings and Double-lip oil seals avoid leaking-Regular hollow output bore and optional plug-in shafts supply better overall flexibility-Gearbox housings are created of aluminum alloy. stunning physical appearance, gentle excess weight, non-rust forever

The NMRV worm gearbox is new generation of goods by our factory on the foundation of perfecting WJ collection items with compromise of superior technological innovation both at residence and abroad.It’s apprearance adopts innovative sq. box structure.It really is outer physique is produced of high top quality aluminium alloy die casting into forming.It is tiny in volume,light-weight excess weight,substantial in radiating efficiency,large in output torque,smooth in working and low sound.It’s suitbale for all positions.

Approach for design picked

Remember to comprehend the pursuing at initial in order to delect the design of RV velocity reducer appropriately.

– Loading situation
 – Velocity scope or ratio in software
– Operating condition and surroundings
– Installation room

Firm profile

HangZhouYinxin Electromechanical Amenities Co. Ltd

HangZhouYinxin Electromechanical Products Co., Ltd.is a gift company integrating advancement, design, production and revenue,Principal marketing products contain reducer motor,h2o pump,design machinery and components,bearings,components and electrical equipment,plastic items,Labour safety equipment.Our company often adhere to the operation notion which includes people-oriented, innovation as the soul,be geared up for risk in instances of peace, unremitting……

Application area


Thorough Photos

For Very good efficiency of Gear Box, The correct variety is quite important. The Equipment Device Choice is made by evaluating real transmitted masses with catalogue ratings are dependent on regular set of load problems, which invariably adjustments for various circumstances. Consequently provider factor must be utilized to determine a theoretical transmitted load or equal load, just before comparing the same, utilize the formula : Equal Load = True Load x Support Issue Mechanical ratings evaluate capacity in conditions of lifestyle and / or strength, assuming 10 hrs per day continuous working underneath uniform load conditions, when lubricated with an accepted oil and functioning at a maximum oil temperature of 100°C for typical software lubricant equal to ISO VG 320 need to be utilized. When a device transmits less than catalogue score, its lifestyle is increased. a service aspect from Table of Mechanical Provider Factor ensure assortment of a unit which transmits significantly less than the catalogue rating, its daily life is therefore improved regular with the improved day-to-day working time. Catalogue scores enable a hundred% overload at starting up, braking or momentarily during operation, up to ten moments for each working day. The unit picked have to as a result have a catalogue rating equal to, or increased than 50 percent the greatest overload. If the unit is subjected to sustained overloads or to shock loads, these must be reflected in the selected service element. If overloads can be calculated or estimated then the real loads need to be utilized instead of a aspect. Thermal scores evaluate the unit’s capacity to dissipate warmth. If they are exceeded the lubricant might overheat and split down, with consequent daily life failure. Each mechanical and thermal ratings are presented on subsequent website page. Thermal ratings are effected by If the managing time is much more than 8 hrs per working day, Mechanical Ratings & Service Aspects : Thermal Scores and Service Variables : ambient temperature and not by mechanical thing to consider such as elevated managing time or shock loads. Catalogue scores assume 20°C operating temperature, the oil temperature then growing as the unit transmits energy and make heat. If the ambient temperature is much more than 20° C, a reduce temperature increase is permitted for that reason significantly less energy may be transmitted. Likewise in cooler temperatures the thermal rankings might be exceeded. When picking device use a provider aspect from Desk of Thermal Support Aspect to determine equivalent hundreds. For device dimensions 40 to 200, the appropriate mechanical and thermal support aspects are chosen from tables and whichever is increased is utilized to locate out the equivalent output power and output torque. For device measurement 200 to 350, mechanical services aspect need to be applied to mechanical rankings and thermal provider factor must be applied to thermal ratings. Greater of these need to be deemed for selection of the device. Thermal ratings believe fan cooling which is regular attribute of all Pace Reduction Units. For intermittent managing with enough cooling time for the duration of relaxation durations, thermal scores could be exceeded without overheating and given that enthusiast it ineffective, it can generally be taken off. It is suggested that as significantly as possible of the pursuing data be given in the enquiry or get so that a examine can be made and suggestions provided on the most ideal dimensions of Worm Speed Reducer for any software.It is recommended that as considerably as possible of the adhering to info be given in the enquiry or get so that a verify can be manufactured and guidance provided on the most suitable size of Worm Speed Reducer for any software. one. Kind of prime mover. 2. Horse-energy of primary mover. 3. Output torque essential from driven member. four. Input velocity of gear unit. 5. Output pace of equipment device. six. Configuration of push needed and shaft disposition. seven. Overall daily several hours of running. If working is intermittent, specifics of obligation cycle must be presented.

More about our Company complex Information

EPT offers you the widest range of normal, non standard and customised worm gearbox and worm equipment motor. EPT maintains the greatest stage of standard in producing of worm gears in gearboxes. Appropriate from the design and style of gearbox, materials variety to producing apply of worm equipment box and equipment motor. Designs: 30, 40, fifty, 60, seventy five, 85, a hundred, one hundred twenty five, 150, 175, 200, 250, three hundred, 350, 430 Ratio : 5/1 to 4900/one Heart Distances : forty mm to four hundred mm Single phase / Double stage Modest Worm Gearbox 50, sixty, 75, 85, one hundred mm and Ratio 30/one or 40/1 are usually inventory-full and all set to ship or can be created on quick observe by consumer. Supplies:cast iron gear situation, worm shaft is of Alloy Metal, duly hardened and tempered. The worm wheel is manufactured of Chill Forged Phosphorous Bronze. Fabrication Crafts:liberal ribbing for rising heat dissipation location, streamlined sump for carrying more oil and enthusiast of ample dimension which is powerful in the two side of rotation. Design Standards:We virtually use American,EU,Japan or Indian Style specifications .Worm Shafts conform to scenario- hardening Alloy Steels, Worm Wheels conform to phosphorous-bronze as for each BS 1400, Whilst Gear case conforms to C.I. Grade twenty, IS210. Other unique features :Worm & Worm Wheels: The worm is created of scenario-hardening / alloy metal, duly hardened, ground and lapped and is integral with the shaft. Bearing journals ate properly floor. Worm Wheels is produced of chill forged phosphorous bronze and tightly fitted with the C.I. Centres. Worm Wheels teeth are created on precision hobbing machines and substantial accuracy hobs. Adaptable Worm Gearbox Bearings: The Worm and Worm Wheels are supported on Extra Hefty Duty Tappet roller anti friction bearings of ample margin of safety to enable sufficient journals as nicely as thrust loads. Overhung hundreds arising Out of sprocket or pinion push are generally permissible due to the fact the gear scenario and bearing are developed for this responsibility. In scenario of heavy overhung load, and further roller bearing can be provided. Wheel Shafts: The Worm wheel Shafts are made of large tensile carbon steel, duly hardened and ground. It is of large diameter of have the torsional as properly as the bending hundreds which may be induced by overhung drives. Lubrication: Lubrication in Worm gearbox is by splash of oil from the sump. As a result, no special care is necessary apart from for the occasional oil topping of the oil to the necessary degree. An oil filler cum breather plug is presented together with the drain plug and amount plug. Oil seals of acceptable dimensions are offered on all input and output shafts.Only For very low enter speed of underneath 50 RPM, and hefty masses in dimensions previously mentioned 350 mm, forced lubrication is essential. Worm Gearbox Cooling: Air cooling is effected by implies of normal propylene or metallic fans which immediate air above the ribbed floor of the Situation. The fan is designed to operate in each the route of rotation and is so organized in conjunction with the ribbing of the circumstance to enable maximum warmth dissipation. Overload Ratings: All the Elements of the Gear Device are so made that they can endure a hundred% overload for 15 seconds fifty% overload for 1 moment 40% overload for fifteen minutes twenty five% overload for 1 hour How to choose a suitable variety of Gearbox :It is advisable that as considerably as feasible of the pursuing details be given in the enquiry or order so that a check can be produced and advice given on the most suited dimension of Worm Velocity Reducer for any application.one.Type of key mover.two. Horse-power of key mover.three. Output torque essential from pushed member. four. Input pace of gear device.five. Output pace of equipment device. 6. Configuration of generate needed and shaft disposition. seven. Overall every day hrs of managing. If running is intermitteTo get the variety-choose reference,remember to make contact with our specialized rep or revenue rep .

Packing & Shipping



five hundred (L) * five hundred (W) * four hundred (D)


1.2 T

Packaging Details

The typical deal is picket box(Measurement: L*W*H). If export to european nations around the world,the wood box will be fumigated.If container is way too tigher,we will use pe movie for packing or pack it according to consumers unique ask for.



500 (L) * 500 (W) * 400 (D)


one.2 T

Packaging Specifics

The typical bundle is picket box(Size: L*W*H). If export to european countries,the wood box will be fumigated.If container is too tigher,we will use pe film for packing or pack it in accordance to customers specific request.


Q1: Are you buying and selling business or producer ?

A: We are a producer in ZJ China.welcome to our manufacturing facility to have a check out.

Q2: How we select models and requirements?

A:You can e-mail us the sequence title & code (for case in point: WJ collection worm gearbox) as nicely as need information, this sort of as motor energy, output speed or ratio, services factor or your application…as significantly info as achievable. If you can provide some photos or drawings, it is better.

Q3: How is your cost? Can you provide any price cut?

A: We will give the very best cost we can base on your needs and the quantities.

This autumn: How lengthy ought to I hold out for the opinions soon after I deliver the enquiry?

A: In 12 hours.

Q5: What is your solution warranty period of time?

A:We offer one year guarantee considering that the vessel departure day still left China.

Q6: What industries are your gearboxes getting used?

A:Our gearboxes are commonly applied to metallurgical gear, mining equipment, automation gear, meals equipment, packaging products, tobacco gear and so on.