Lead screw

Lead screw Specification

Corrosion Protection
Yes, available (zinc plating or chrome plating on request)

Surface Treatment
Hardened, Ground, Plated as required

Material
High Carbon Steel, Stainless Steel, MS, and on demand materials

Type
Trapezoidal, Acme, Square Thread

Quality Level
ISO Standard Grade

Head Shape Type
Round, Square or as per customization

Head Size
Customizable as per requirement

Screw Size
8 mm to 40 mm diameter

Finish
Polished / Natural

Precision
Up to 0.02 mm lead accuracy

Application
CNC Machines, Industrial Automation, Linear Actuators, Lifts, Heavy Machinery

Thread Pitch
2 mm to 8 mm

Lubrication
Greased or dry, depending on application

Tensile Strength
600 MPa or higher

Lead Nut Compatibility
Bronze, Cast Iron, Polymer or as specified

Length
100 mm up to 4000 mm or customized

Standard
DIN, ISO, or custom

Load Capacity
Up to 25 Tons (as per model)

Operating Temperature Range
-20C to 120C

Lead screw Trade Information

Minimum Order Quantity
1 Number

Delivery Time
7 Days

About Lead screw

A lead screw is a precision mechanical component used to convert rotational motion into accurate linear motion in a wide range of industrial and engineering applications. Designed for smooth operation and reliable performance, lead screws are essential for systems requiring controlled movement and positioning.

Manufactured from premium-grade materials such as carbon steel, alloy steel, or stainless steel, lead screws offer excellent strength, wear resistance, and long service life. The threaded shaft works in conjunction with a matching nut (bronze, polymer, or cast iron) to provide efficient motion with minimal backlash and friction.

Available in multiple thread profiles such as Acme, trapezoidal, and square threads, lead screws can be customized in various diameters, pitches, and lengths to suit specific application requirements. They are ideal for both manual and motor-driven systems.

Precision Engineering for Diverse Applications

These lead screws deliver precise linear motion solutions for CNC machines, industrial automation, lifts, actuators, and heavy-duty machinery. Their excellent accuracy, customizable dimensions, and multiple thread types ensure optimal compatibility with your exact needs, supporting smooth, stable, and reliable operations across industries.

Customizable Design and Tough Construction

Choose from a wide selection of pitches, diameters, lengths, and head shapes to match specific application requirements. Manufactured from premium materials like stainless steel and high carbon steel, and available with advanced surface treatments, these screws provide outstanding durability, corrosion protection, and adaptability even in harsh environments.

High Performance and Longevity

With a load capacity up to 25 tons and operation between -20C and 120C, each lead screw is built for heavy-duty endurance. Lubrication options and compatibility with bronze, cast iron, or polymer nuts further enhance usability and reduce maintenance, ensuring cost-effective long-term performance.

FAQ's of Lead screw:

Q: How are these lead screws used in CNC machines and industrial automation?

A: Lead screws convert rotational motion into precise linear movement, making them ideal for controlling machine axes or actuators in CNC equipment, automation systems, and other industrial machinery requiring accurate positioning and repeatability.

Q: What customization options are available for the lead screw dimensions and components?

A: Customers can specify thread pitch (2-8 mm), length (100-4000 mm), diameter (8-40 mm), head shape (round, square, or custom), and surface finish (polished, natural, zinc, or chrome plated). Material choices and lead nut compatibility are also configurable per project demands.

Q: When should I choose hardened or plated surface treatment for my lead screw?

A: Select hardened or ground finishes for applications involving heavy loads or repetitive motion, as these treatments increase wear resistance and lifespan. Plating (zinc or chrome) offers superior corrosion protection, recommended for environments prone to moisture or contaminants.

Q: What is the process for ordering a customized lead screw from your company?

A: Provide specific details such as application type, desired length, diameter, thread type, material, and any special features (e.g., surface treatment or corrosion protection). Our technical team will work closely with you to confirm requirements, manufacture, and deliver your custom solution.

Q: Where can I use these lead screws given their operating temperature and load capacities?

A: With an operating range from -20C to 120C and load capacity up to 25 tons, they suit tough industrial environments like heavy machinery, automated production lines, and lift systems, providing reliable motion control across extensive temperature and stress conditions.

Q: What are the benefits of the available lubrication and lead nut options?

A: Greased lubrication reduces friction and extends service life, while dry options lower maintenance needs for certain setups. Compatibility with bronze, cast iron, or polymer nuts offers flexibility-allowing you to balance performance requirements, cost, and operating environment.

Q: How does the thread precision of up to 0.02 mm impact my application?

A: This high lead accuracy ensures that linear movement remains extremely precise, producing minimal backlash and high repeatability-crucial advantages for CNC machining, robotic automation, and tasks where exact positioning is essential.

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