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attributes.Rail_Width

attributes.Rail_Length

attributes.Manufacturer_Series

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attributes.Static_Load_Rating

attributes.Accuracy_Class

attributes.Size

THK SR20-220L(GK) Series, SR20-220L(GK), Linear Guide Rail 20mm width 220mm Length

THK SHS20-400L(GK) Series, SHS20-400L(GK), Linear Guide Rail 20mm width 400mm Length

THK SR Series, SR30-1720L(GK), Linear Guide Rail 30mm width 1720mm Length

THK SR Series, SR30-2920L(GK), Linear Guide Rail 30mm width 2920mm Length

THK SR Series, SR25-1420L(GK), Linear Guide Rail 25mm width 1420mm Length

THK HSR15 Series, HSR15-280L(GK), Linear Guide Rail 15mm width 280mm Length

THK HSR20 Series, HSR20-1000L(GK), Linear Guide Rail 20mm width 1000mm Length

THK SRS15-110LM(GK) Series, SRS15-110LM(GK), Linear Guide Rail 15mm width 110mm Length

THK HSR20 Series, HSR20-520L(GK), Linear Guide Rail 20mm width 520mm Length


Achieve smooth and precise linear motion with our high-quality linear guide rails at RS Hong Kong. We offer a wide range of linear rails and linear motion accessories to meet the needs of various applications, from industrial automation to robotics. Explore our selection and find the perfect linear motion solution for your project.

## **What are Linear Guide Rails**

A linear guide rail, also known as a linear slide rail, is a track that guides components along a straight line. It consists of a fixed rail and a moving carriage, with linear bearings that reduce friction and ensure smooth motion. The size and configuration of the rail depends on the load it needs to carry and its specific application, which commonly includes doors, machine guarding and seating.

## **Different Types of Linear Guides**

Linear guides are categorised based on their underlying motion mechanism. Here's a brief overview of the two main types:
**
Guides with Plain Motion**

Plain bearings are the simplest type of linear guides, with their straightforward construction and easy installation process. There are several types, including boxway and dovetail, both of which can carry high loads.

### **Guides with Rolling Motion**

Rolling linear guides incorporate balls or rollers between two bearing surfaces. They can be recirculating or non-recirculating. Recirculating designs have ongoing motion along the rail and so can continue to roll for an infinite distance, while non-recirculating designs are limited by the length of the bearing.

## **Different Types of Rails**

Linear rails come in various forms to suit different applications and load requirements, such as: 

- **Profile Rails:** Known for their versatility, high accuracy and impressive load capacity, these linear guide rails are commonly found in applications that require precise and reliable linear motion. This includes CNC machines, automation systems and robotics.
- **Round Rails:** A cost-effective option for lighter loads, round rails (or shaft rails) are suitable for less demanding applications. You'll often find them used in sliding doors, drawers and other applications where smooth linear movement is needed.
- **Miniature Rails:** Compact and lightweight, miniature linear rails are ideal where space is limited, such as in electronics and medical devices. They offer precise guidance and smooth motion for smaller components.
- **Caged Ball Rails:** For smooth, quiet operation and low friction, caged ball rails are an excellent choice. These types of [ball bearings](https://hken.rs-online.com/web/content/discovery/ideas-and-advice/ball-bearings-guide) within the rails make them well-suited for high-speed applications requiring minimal noise, such as material handling systems and packaging machinery.

## **Linear Guide Rails Applications**

Linear guide rails are essential components in a wide range of industrial applications, including:

- **CNC Machines:** For accurate and stable movement of cutting tools and workpieces, CNC machines rely on linear guides. These are essential in milling machines, lathes and routers.
- **Automation Systems:** Precise positioning and movement are crucial in automated production lines. Linear guide rails enable this for robotic arms, pick-and-place units and other automated equipment.
- **Material Handling:** Conveyor systems, material handling robots and automated storage and retrieval systems (AS/RS) all utilise linear rails. This ensures the smooth and efficient movement of goods.
- **Packaging Machinery:** Linear guides are crucial in packaging machinery, where precise movement is essential for accurate positioning of products and packaging materials.
- **Printing and Labeling:** To achieve accurate and high-quality printing and labeling, precise movement of print heads and labeling systems is required. Linear guide rails ensure this precision.

## **How to Choose the Right Linear Guide Rails**

To choose the right linear guide rails, consider factors such as load capacity, accuracy requirements and travel distance. Since linear bearings and rails come in various types, you'll also need to select the appropriate rail profile and bearing mechanism to suit your operating environment and specific application needs.

At RS Hong Kong, we understand the importance of reliable linear motion components for your projects. That's why we offer a wide selection of dependable linear guide rails to meet diverse application requirements.**

How to Order Linear Guide Rails from RS Hong Kong**

If you need high-quality linear guide rails — or other equipment such as [electronic switches](https://hken.rs-online.com/web/c/switches/) and [terminal blocks](https://hken.rs-online.com/web/c/connectors/terminal-blocks/) — for your next project, RS Hong Kong offers a wide range of products from reputable suppliers like [Bosch Rexroth](https://hken.rs-online.com/web/b/bosch-rexroth), [THK](https://hken.rs-online.com/web/b/thk) and [NSK](https://hken.rs-online.com/web/b/nsk). 

Our easy-to-use website allows you to quickly and efficiently buy what you need. Simply browse our online catalogue, select your desired products and proceed to checkout for a hassle-free ordering experience.

## **How Delivery Works at RS Hong Kong**

RS Hong Kong offers fast and reliable delivery services to get your linear guide rails to you quickly. We provide same-day delivery for eligible orders placed before noon, as well as next-day delivery for orders placed later in the day. 

For urgent needs, we also offer expedited shipping solutions. To learn more about our delivery times, costs and areas that we service, please visit our [Delivery Page](https://hken.rs-online.com/web/content/services/delivery). 



Linear Guide Rails

Linear Motion

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THK SRS-M Series Linear Guide Rail 12mm width 570mm Length

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THK SHS Series Linear Guide Rail 20mm width 640mm Length

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THK Linear Guide Rails

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