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Roller Screw Planetary Roller Screw for Electric Actuator

Lead time:5~10
MOQ:1 piece
high speed
zero backlash
  • ALM

  • 8479909090

A planetary roller screw is a variation of the roller screw design that incorporates a planetary gear system.The threaded shaft is surrounded by multiple planetary rollers that are engaged with an outer ring gear.As the threaded shaft rotates,the planetary rollers move along the threads,resulting in linear motion.

Maximum load
6301 (kN)
Outer diameter of lead screw
8-120 (mm)
Bottom diameter of lead screw
7.76-115.8 (mm)
Screw pitch
2-40 (mm)
Applicable machine tools
All are possible
Is it in stock
Maximum dynamic load

ALM Planetary Roller Screws Details Show

ALM Planetary Roller Screw

Roller Screw Planetary Roller Screw for Electric Actuator

ALM Roller Screw

Roller Screw Planetary Roller Screw

High Speed Planetary Roller Screw

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ALM Planetary Roller Screw Dimension

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Planetary Roller Screw  Application

(1)Aerospace industry:Planetary roller screws are used in aircraft landing gear systems,flight control surfaces,and missile guidance systems.These applications require high precision and reliability to ensure safe and accurate operation.

(2)Industrial automation:Planetary roller screws are used in robotic arms,CNC machines,and other automated systems that require precise and repeatable motion control.The high load capacity of Planetary Roller Screws allows them to handle heavy loads while maintaining accuracy.

(3)Material handling:Planetary Roller Screws are used in conveyor systems,lifting equipment,and other material handling applications.These screws can handle heavy loads and provide precise positioning,making them ideal for moving and positioning heavy objects.



Founded in year of 2005,from a small workshop KUNSHAN TIANHE BALL SCREW FACTORY,ALM group has grown fast and has four production workshops now for ball screw,lead screw,linear motor,linear actuator,linear guideways and related CNC machining.Factory area is over 15000 square meters,129 employees.Our factory is equipped with 15 automated production line.Products are 100% inspected before shipping.ALM has obtained ISO9001,IATF16949,CE,RoHS certificate. Over 25 distributors all over the world.

ALM manufactures and supplies high quality linear motion components for customers in fields of aircraft,satellite,medical, Instrumentation,Robotics,Automobile,Electrical & Electronics,Textile,Medical,Food & Beverages,General Industry and so on.With super quality and service,ALM has been widely recognized and highly valued by its high-end and picky customers,and thus remains at the top of their vendor lists. 

ALM R&D Team

ALM R&D Team

ALM's office

ALM office

ALM's workshop

ALM workshop

ALM product processing

product processing

ALM inspection equipment

ALM Inspection EquipmentALM process machine

ALM's warehouse

ALM linear guideALM Exhibition

shanghai munich industry fairExhibition

Customer Visit

ALM customer visit

Patent Certificate for invention and utility model

seidal product certificate

ISO  Certificate


CE Certificate

ALM CE certificate

Excellent HighTech Enterprise

Excellent HighTech Enterprise

Leading Talents Certificate

ALM Leading Talents Certificate

1.Why can ALM be your better option for linear motion components?
●Nearly 20 years of rich manufacturing experience;

●We understand both electrical and mechanical issues. Can recommend good engineering design.

●Quality is guaranteed,We inspect everything, so you won't receive product that doesn't meet specifications. For some parts, we stock for the customer, You never have to wait.
●Easy to pay and can be trusted, We always respond to questions.
●We work on your time zone-You no need work through dinner and at night. Above all, our professional sales and after-service team ensure high efficiency communication to allow you high work efficiency and keep a good mood everyday.

2.When can I get the quotation?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in
your email so that we will regard your inquiry priority.

3.About shipping and payment:
Sample order: We have DHL, FedEx, UPS VIP account with discount. So you can get favorable shipping freight.
Bulk order: We have freight forwarder to ship by air, by train or by sea. You can also arrange shipping through your own shipping agent.

LC,T/T,D/P, PayPal, Western Union, Money Gram

4.How is quality ensured?
All our processes strictly adhere to ISO9001:2015 procedures. Combining advanced equipment, from production to delivery, we have strict quality control. Our company has strong technical support and has cultivated a group of managers who are familiar with product quality, good at modern concept of management. Our production concept is “Quality has to be caused, not controlled.”

5.How to custom-made (OEM/ODM)?

If you have a new product drawing or a sample, please send to us, we’ll make our production drawing and customize it as per your requirement. We can also provide our professional advices to make your design more realized and maximize the performance. So,If you didn’t find the ideal product from our website, please email us, your inquiry will get fast response.

6.What's your Delivery Time?

●Standard items: Ready in stock

●Customized items:7-20days

●For urgent case, We can make the delivery ASAP with guaranteed quality.





 No 1998 Jinfeng south road,Wuzhong district,Suzhou China.


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