Inch or Metric Worm Gear Ball Screw Jacks use a ball screw and nut made from hardened alloy steel

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Price:RUB 7,857.60 - RUB 47,145.60
Price in USD:Details


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Product Overview


Screw Jacks


Product Description

1. Function:

Screw jack/lift is a basis jack-up part, accomplanish the fuctions such as lifting, drop, push and inverting through worm gear drives screw.

2. Our screw jacks advantages:

-Self-locking ability

-Can be driven directly by motor or other power or manual

-Can be customized according user's demand

-Compact configuration, small size, lightweight

-Convenient installation, flexible operation

-High reliability and stability

-More connection form etc.

3. The screw jack application industry:

Screw jak is applied to all fields for lifting or pulling, such as

Aircraft maintenance platform, Solar plate, machinery, metallurgy,

water conservancy, medical treatment, chemical industry, culture and

hygienist etc.

4. Part introduction:


5. How to choose a suitable model? 

 On the market, there are usually the following screw jacks, which one do you need in the  below pictures?


The following questions need to clear to us to suggest you the best models


Q1: The lift capacity is ? Kg (it means how many Kilos or KN the screw jack need to lift)

       The screw’s travel stroke is ? mm (it means the screw length, such as 400mm)

  The ratio? (it means how much time the screw use to finish the travel stroke? Such as use 10S to finish 400mm stroke)

Answer: I need lift      Kn (Kg) weight,  stroke is     mm,  I want to use     seconds to finish the stroke.


Q2: Which of the screw top you need Answer:  I need         .


Q3: Hand wheel or motor driven?   Answer: I need       .    


Q4: Linkage scheme, if you need two or above two sets screw jacks to linkage, pls refer the below.

linkage scheme.jpg


6. Screw jacks classifications:

    There are SWL,SJA and SJB series screw jack, SWL is the most common type used, SJA and SJB has a compact, small size, mainly used in the small space place. We can give you best suggest after got the answers above.





7.Screw Jacks Application:



Our case





Packaging & Shipping

1. Payment:

 We accept  T/T,  the Credit Card, E-checking,  L/C,  Alibaba Trade Assurance (this service can guarantee the clients' benefit to utmost) etc. 

2. Package:

 1. Common package: PE bags with bubble, carton box then bubble, the outmost is plywood box, safe  package. 2. Or according to clients' requirements.

Power leveling screw jacks worm gear screw jack

 3. Shipping:

 1. Sea transportation: shipping FCL or shipping LCL, this is the most common way

 2. Land transportation: this is suitable for the inland countries

 3. Air transportation:this is used in the very urgent order

 4. Express:  DHL,TNT,UPS,Fedex etc., this is always used for the trial order and also be very urgent order.


Q1. Can I get one or more samples?

A: Yes,Sample orders welcomed. Low amount free samples could be provided when we have stocks.

Q2. How about the quality of your product?

A: Passed ISO9001:2008 quality authentication.
Q3. OEM/ODM accepted?

A: Yes, Please send you new product drawings or sample to us if you have, and we can custom-made as your required. We will also provide professional advices of the products to make the design to be maximize the performance.

Q4. If you can not find the product on our website,how do you do?

A: Please send us inquiry with product pictures and drawings by email or other ways you prefer, we'll check if we could produce.

Q5. Can I trust you?

A: Absolutely yes. Samples could be provided to test firstly, we're also alibaba trade assurance golden supplier.

Our Services

1.Low MOQ :  It can meet your promotional business very well.

2.OEM&ODM : Accepted.

3.Good Service : We treat every clients like family.

4.Good Quality :  100% inspection with strict quality control system(We have passed the ISO9001:2008 quality system authentication).

5.Prompt Feedback :  We reply every clients within 2 hours except we are dealing with urgent things.

6.Accurate delivery :  We ship on time or in advance 100%,we nearly not delay clients' delivery time.

7.After Sales Services :  We continue to serve you after sales and will be responsible for quality problem. Please rest assured!


Company Information

    Lude Transmission is concentrated on speed reduction and transmission industry and specialized in manufacturing screw jacks, slewing drives and worm gears since 2001Our company enjoys high-end CNC machining center and professional technology development team. We can do OEM/ODM.



Why choosing us?


(1) We have first-class testing equipment to detect bearing various data parameters and control the quality of the bearing.


Whenever bearings must first detected whether the quality is qualified and the unqualified bearing will be eliminated directly.


So we can get the trust of a large customer, and supply them for several years.

(2) We have our own R & D capabilities, to help customers solve the problem of non-standard bearings.


We can also according to customer requirements change their own mark.

(3) price, our manufacture ensure that our prices across China are quite competitive.






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Looking forward to hearing from you! 

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