If you are searching for Lead Screw Importers and Suppliers? You are on the right path. Syscom Automation is the Leading Importers and Traders of Lead Screw in Mumbai, Maharashtra, India.

This article will cover the advantages and disadvantages of Lead Screw and other details.

Continue reading further below.


A Lead Screw is a threaded rod with a circular groove at one end and a lead nut on the other. It is used to drive threaded fasteners, such as screws and bolts, through a workpiece or another piece of metal. They are made of steel, and the threads are of a material that is strong enough to keep the screw from being pulled out of a nut or bolt head. The length of a lead screw is often in the range of four inches to twelve inches. The screw is inserted into a bolt head or nut, with the smooth end facing outward. When the screw is turned, the threads grip the material and pull it in opposite directions, which causes the bolt head or nut to rotate.

Product Description

Lead screws are often used with threaded rods in a wide range of applications. These screws provide linear motion, which allows a screw to move through a threaded rod and will enable the screw to turn in one direction while the rod bends in the opposite direction. A product made from a lead-based alloy and stainless steel that is a nut for use with a threaded rod. The product is designed for power tools but can also be used in home applications such as screwing together two pieces of wood.

Syscom Automation offers a top-quality lead screw nut. We provide lead screws for construction and design, which are just as accurate and repeatable in quality as the ball screw. The most important thing to consider is the degree of accuracy essential for your project. If precision is crucial, it is recommended to consider using a ball screw or precision-engineered lead screw. We import Lead Screws from the most reputable producers to provide our customers with the best quality product possible.

Syscom Automation provides different custom-made thread shapes to meet your needs, including multi-starters and variable pitch treads´┐Żdimensions up to 300mm and lengths up to 20 meters.

  • Trapezoidal thread
  • Sharp thread
  • Buttress thread
  • Knuckle thread
  • Coarse thread
  • Diamond thread
  • Threaded nuts
  • Lead screw repair & reverse engineering

Note: Syscom Automation is the best Lead Screw Supplier and Trader. We sell Lead Screw at the lowest price.

What is a Lead Screw?

A lead screw nut is used to tighten or loosen a bolt, screw, or rod by rotating it with a threaded shaft. They can be used on the machine tool or in any other situation where a threaded shaft needs to be tightened or loosened.

Lead screws transmit rotary motion from a power source, such as a motor, to a load, such as a drill bit. Lead screws typically use a helical thread with a lead screw nut at the top. The nut is positioned at the end of the thread. The lead screw is usually the right-hand thread. 

A nut that has a threaded lead screw inserted into it and tightened down on a threaded rod. It allows for a continuous rotation and prevents jamming, thus allowing for smooth, precise movement.

The lead screw nut is used in various mechanical devices nut and bolt fastening. The lead screw nut has a circular cross-section, and the thread is usually on the outside. The lead screw nut provides a secure connection between a threaded fastener and a threaded rod. Lead screws are primarily utilized in machine slides vices linear actuators, jacks, and presses. Leadscrews are typically seen in electric linear actuators.

Advantages of a Lead Screw

A lead screw is a screw with a lead nut at the end that is used to transmit torque from a rotating shaft to a rotating part. It is a simple, inexpensive device that can transfer rotation from a single- or double-ended shaft to any machine part, such as a spindle or gear. Lead screws are commonly used in milling machines, lathes, and saws. A lead screw nut is a type of nut that uses a thread-form thread to provide rotational motion. This nut is typically used in applications where fastening or loosening of a fastener is needed.

  • Significant load-carrying capacity
  • Compact
  • Designing is simple.
  • Simple to manufacture; no specialist machinery is required.
  • Significant mechanical advantage
  • Linear motion that is precise and accurate
  • Smooth, quiet, and low upkeep
  • Minimal number of components
  • A large percentage of them are self-locking.

Applications of Lead screw

Lead screws are used in various applications, from car manufacturing to aerospace. They provide linear motion to screw-type mechanisms, either manually or by electric motors. Lead screws are used in machines where a fast-moving screw thread drives a machines linear motion. In general, the lead screw is a screw threaded through a nut with a lead ball bearing at the center. The thread of the screw drives the nut, and the lead ball bearing follows the nut.

Lead screws are extensively used in machine tools like vices, presses, screw jacks, and linear actuators. Lead screws can also be used in natural settings like medical facilities, hospitals, and other healthcare institutions. For instance, Lead screws can be located in pumps for blood and pharmaceuticals that need to disperse and quantify fluids precisely. They are also employed in laboratory Fluid handling and scanning and sampling equipment. Other applications that are popular for lead screws are transportation, defence, as well as industrial automation.

How are Lead screws made?

The workpiece is placed between two tools that have profiled edges in between. Cold shaping is employed to form the thread onto the raw materials surface as they rotate simultaneously. Rotation and compression translate the threads profile into the workpiece once the line is created. Lead screw threads are either rolled or ground before being trimmed´┐ŻLead screws that are ground are the least expensive but also the most efficient.

Materials Of Lead Screw

The most typically used materials for lead screw shafts are stainless steel, carbon steel, and aluminum. These coatings contain PTFE and generally are employed in harsh environments to ensure long-lasting durability and eliminate oil and grease requirements.

How to Choose the Correct Lead Screw For Your Needs

Every application is different. Designers need to be aware of limitations and the conditions of service before making a final decision. The choice will not just influence the products design but also affect the systems overall performance.

But, because of the numerous screw sizes and types, selecting the correct one is tricky. This article will list the most crucial characteristics of a lead screw to consider when choosing.

Types of Lead Screw Threads

Lead screws are classified by their thread geometries. Threads for lead screws must be accurate, precise, and robust. Three of the most common thread types used within lead screw threads:

Square thread

The threads in the square are rectangular and feature a right-hand side that coincides with the alignment of the lead screw. This 0* c-thread perspective decreases friction between elements and eliminates the radial tension.

The design reduces the area of contact between the nut as well as the screw. In the end, round threads have minor friction losses and are also the most efficient. It means they can carry more loads with the exact dimensions and require fewer motors for the same weight. They are also the most popular thread type for motion transfer and heavy-loaded tasks.

The importance of square threads is also in producing products that need to be compact while still meeting functional requirements. But, among all thread types, they are the most complicated and costly machines. In most cases in the manufacturing process, a single-point cutting tool is required to manufacture.

Acme thread

Acme thread features an oblong shape and an angle of 29 degrees. It is an imperial standard. However, it is recognized throughout the world.

The thread can be a much more sturdy alternative to straight lines. Due to the sharp 90-degree angle between the sides of the field and rhizomes, the square threads are fragile at the base. By widening the ground, it strengthens it while making it easier to make. Furthermore, Acme threads are more easily accessible to machines using multi-point cutting tools than square threads.

Trapezoidal threads commonly misconstrue Acme threads. Trapezoidal threads are metric and have a threading angle of 30 degrees. DIN 103 contains the technical specifications of trapezoidal threads.

Buttress thread

The triangular thread is used to transmit force only in one direction. Therefore, it has a load-flank tendency of 7deg and a dragging-flank tendency of 45deg.

The steep slope can carry the weight just as effectively as square threads. Additionally, the following side provides extra strength because of the more extensive base. This thread is also precise and can create small precise movements in only one direction. However, the bolster threads function poorly when the strength is used in reverse.

Lead Screws vs. Ball Screws: Everything depends on the application

In the modern world of automation driven by motion, Effective linear motion control systems like ball screws and Lead screws, are vital. While lead screws are typically considered more affordable than ball screws, the correct type of screw will require more than just Price.

The primary distinction between ball screws and Lead screws is that ball bearings are utilized within ball screws to eliminate friction between the screw and nut, and Lead screws do not. The nut and screw that make up a ball screw are equipped with identical spiral notches, which allow ball bearings to circulate in these ethnicities. They tend to be quasi-in-shape to accommodate the spherical ball bearing. Lead screws feature deeper helical threads and a mated bronze or polymer composite nut. Ball screws reduce the slide friction with lead screws because of their rollability.

Every type of actuator comes with advantages and disadvantages. So, before you decide which screw to choose, it is essential to understand how the distinct characteristics of each are related to the specific application.

What are the pros and cons of lead screws?

  • Lead screws are less expensive.
  • Lead screws are self-locking and do not require a brake system methodology.
  • For vertical installations, Lead screws are preferable.
  • Lead screws are generally less efficient, demanding much kinetic energy and a bigger motor and push.
  • Lead screws have more friction and operate at a greater temperature.
  • Most Lead screws are unsuitable for maximum throughput, faster speeds, and constant or long process-time applications.
  • Lead screws need to replace more frequently.

What are the pros and cons of ball screws?

  • Braking systems are required for ball screws.
  • Vertical applications could provide difficulties for ball screws.
  • Ball screws are more efficient since they require less torque.
  • Ball screws have less friction and can operate at lower temperatures.
  • Ball screws should maintain with grease or oil to extend their life.
  • Ball screws require less frequent replacement.
  • The ball screws are loud.
  • Ball screws require braking devices to avoid back driving.
  • Lead screws are less expensive than ball screws.

Why Choose Syscom Automation?

Syscom Automation is the leading Importers, Suppliers, Traders, Dealers, and Wholesalers of Lead Screw in Mumbai, Maharashtra, India. We provide high-quality Lead Screw at a reasonable price. Syscom Automation was founded in Kandivali West, Mumbai, in 2017. We have over four years of experience in this field and a solid reputation in the quality, innovation, and dependability market. Lead Screw are imported from HIWIN and PMI. We are dedicated to providing high-quality linear motion products that meet your requirements. Our Lead Screw have a high degree of precision and accuracy.

Furthermore, we have a diverse product line and a team of engineers who provide specialized assistance to our customers. Syscom Automation solutions are tailored to the requirements of various industries, including aerospace, automotive, mining, construction, energy generation, and others. We are the best Lead Screw Supplier in Mumbai. We offer our clients these Lead Screw at the lowest Price.

The following factors have contributed to our extraordinary success:

  • In-depth industry knowledge
  • Orders are delivered on time
  • Transparent business dealings
  • Qualified and trained team of professionals