L M Shaft

Kamal Shaft Pvt. Ltd.

L M Shaft Supplier

Kamal Shaft Pvt. Ltd. is a leading L M Shaft manufacturer and supplier. Its also known as linear motion shaft or LM shaft, is a crucial component used in systems requiring smooth and precise linear movement. These L M Shaft provide essential guidance and support for moving parts like linear bearings or sliders, ensuring they travel along a straight path. Widely used in industries such as manufacturing, automation, and robotics, LM shafts are crucial in maintaining precision and increasing the efficiency of machinery and equipment. We offers high-quality Linear Motion Shaft, ensuring exceptional performance in all applications.

  • 6mm to 100mmStd Size
  • Up to 7000mmStd Length
  • g6Od Tolerance
L M shafts with linear bearing blocks by Kamal Shaft

Key Points About LM Shafts

Function: The primary function of an LM shaft is to provide a precisely machined and smooth surface along which linear bearings or sliders can move with minimal friction and high accuracy. This enables precise linear motion in various applications.

Construction: LM shafts are typically made from hardened and precision-ground steel to ensure dimensional accuracy, surface smoothness, and durability. The steel used is often chrome-plated or coated to enhance corrosion resistance.

Surface Quality: The surface of an LM shaft is usually ground and polished to achieve a smooth finish. This surface quality is essential for reducing friction and wear between the shaft and the moving components.

Types: LM shafts come in various configurations, such as different diameters, lengths, and end treatments. They can be plain shafts or may have features like threaded ends, keyways, or mounting flanges.

Linear Bearings: LM shafts work in conjunction with linear bearings or sliders. These components are attached to the moving parts that need linear motion and glide along the shaft's surface as they are driven by external forces or actuators.

Installation, Maintenance & Precision

Installation: Proper installation of LM shafts is essential for optimal performance. They should be aligned correctly and supported with suitable bearings to prevent bending or misalignment during operation.
Maintenance: Regular maintenance, such as cleaning and lubrication, helps extend the life of LM shafts and ensures smooth operation.
Precision: The manufacturing precision of LM shafts is critical to ensure consistent linear motion without binding, play, or inaccuracies. High-precision machining techniques are employed to achieve tight tolerances.

Cities We Deliver To

Raipur Bakrol Changodar Jaipur Indore Rourkela Manesar Delhi Kolkata Surat Kanpur Lucknow Thane Visakhapatnam Patna Vadodara Ghaziabad Ludhiana Ranchi Faridabad Meerut Rajkot Varanasi Howrah Gwalior Jabalpur Kota Chandigarh Guwahati Aligarh Gurgaon Noida Jamshedpur Dehradun Jhansi Gaya Gangtok

Specification of L M Shaft

Material
EN-8(D)/ EN-9 / EN-19 / EN-31 / SUJ2 / CK45 or As Per Customer Requirement
Std Size
6mm to 100mm, Above 100mm Can Be Order
Std Length
Cut to Customer Length Up to 7000mm
Hard Chrome Plating Thickness
20 to 25 Micron
Surface Roughness
0.2 RA
Surface Hardness
60 HRC + 2
Chrome Surface Hardness
850 to 1000 HV
Straightness
0.1 Per Meter Max.
Chrome Layer Micro Hardness
Min. 900HV0.1
Od Tolerance
g6

Applications of L M Shaft

When selecting LM shafts for a particular application, it's important to consider factors like load capacity, speed, environmental conditions, and the required level of precision. Working with experienced manufacturers and suppliers is recommended to ensure that the chosen LM shafts meet the specific needs of your application.

LM shafts are used in a wide range of applications, including:

  • CNC machinery and machine tools
  • Automated manufacturing and assembly systems
  • Robotics and industrial automation
  • Printing and packaging machinery
  • Semiconductor manufacturing equipment
  • Medical devices and laboratory equipment
FAQ

Frequently Asked Questions

Answers to common questions about this product

Still have questions? enquiry@kamalshaft.in
An LM shaft is a precision-ground, hardened and chrome-plated steel shaft used with linear bearings (LM bushings) to deliver accurate linear motion in CNC machines, robotics, pick-and-place systems and industrial automation.
Kamal Shaft supplies LM shafts in h6 and f7 tolerance grades, surface hardness HRC 58–62 and surface roughness Ra 0.4–0.8 µm, ensuring smooth, low-friction and repeatable linear movement.
LM shafts are available in diameters from Ø6 mm to Ø120 mm and standard lengths up to 6 metres, with custom cutting and end-machining on request.
They are essential in CNC machines, 3D printers, linear actuators, packaging and material-handling equipment, robotics and any automation system requiring precise guided linear motion.
They are typically made from high-carbon bearing steel or CK45/EN-series steel, induction or through-hardened for durability and then precision ground and hard chrome plated for a smooth, wear-resistant running surface.
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