Linear Slide Bearing

These Linear Slide Bearing products offer you the precision you need at the prices you want! These Linear Slide Bearing products are available in rail sizes from 15 mm to 25 mm. These Linear Slide Bearing products are ideal for application requiring precision at an affordable price. The Linear Slide Bearing products are built with the design goal of offering a cost effective product without sacrificing quality. You will find that these Linear Slide Bearing products offer you an extraordinary value. You will find online prices on this website, with all the information you need to know to select the perfect Linear Slide Bearing products for your application.


Size: 15mm Linear Guide Rail
Dynamic Load: Up to 2,020 lbs.
Static Load: Up to 3,930 lbs.
• Rail Lengths Up to 4 Meters in Stock
• Matched Bearing Blocks 3 Lengths
• End-Seal Options: Standard or Reinforced
• Pre-Load Classes: Standard, Light or Medium
Size: 20mm Linear Guide Rail
Dynamic Load: Up to 4,675 lbs.
Static Load: Up to 9,730 lbs.
• Rail Lengths Up to 4 Meters in Stock
• Matched Bearing Blocks 3 Lengths
• End-Seal Options: Standard or Reinforced
• Pre-Load Classes: Standard, Light or Medium
Size: 25mm Linear Guide Rail
Dynamic Load: Up to 5,260 lbs.
Static Load: Up to 10,900 lbs.
• Rail Lengths Up to 4 Meters in Stock
• Matched Bearing Blocks 3 Lengths
• End-Seal Options: Standard or Reinforced
• Pre-Load Classes: Standard, Light or Medium
Linear Slide Bearing Fundamentals
  • Linear Slide Bearing - Basics
  • Linear Slide Bearing - Applications
  • Linear Slide Bearing - Types
  • Linear Slide Bearing - Cost
  • Linear Slide Bearing - Accessories
Linear Slide Bearing Basics
The Linear Slide Bearing is designed to provide free motion in one dimension. Utilizing linear motion bearings, the Linear Slide Bearing provides low-friction linear movement. Most Linear Slide Bearing products use ball bearings, while others find benefits in using dovetail bearings or Linear Slide Bearing bearings.

Ball bearing slides are the most commonly used type of Linear Slide Bearing. The ball Linear Slide Bearing offers smooth precision along a single-axis linear design, assisted by housed ball bearings of the Linear Slide Bearing, with self lubrication properties that increase reliability.

A Linear Slide Bearing can be constructed from materials such as aluminum, hardened cold rolled steel and galvanized steel. The Linear Slide Bearing consists of two linear rows of ball bearings contained by four rods which are located on different sides of the Linear Slide Bearing. The Linear Slide Bearing ball bearings and rods provide support to the carriage for smooth linear movement along the ball bearings. A Linear Slide Bearing Linear Slide Bearing low-friction linear movement can be powered by either a drive mechanism, inertia or by hand. Linear Slide Bearing products can be limited to a lower load capacity for their size compared to other Linear Slide Bearing because the balls are less resistant to wear and abrasions.
Linear Slide Bearing Applications
The purpose of a Linear Slide Bearing is to position objects as accurately as possible along a single axis. The two main parts to the Linear Slide Bearing include a rail and a carriage. The rail of the Linear Slide Bearing is the stationary base in which the carriage slides along through rollers or bearings in order to minimize rolling friction and maximize efficiency. There are different types of Linear Slide Bearing fit for different industries and applications. For example, ball-bearing linear slides are typical for lighter duty and self-lubricating applications while the dovetail Linear Slide Bearing is used for heavier loads.

The Linear Slide Bearing is ideal for a wide variety of industrial type applications. These Linear Slide Bearing applications include CNC, laser machining, drilling machines, grinding machines, material handling equipment, industrial robots, medical and optical equipment and many more. The Linear Slide Bearing provides applications a smooth, fast and accurate positioning due to low friction. A Linear Slide Bearing also provides the benefits of project cost reduction. The low coefficient of friction that Linear Slide Bearing products offer allows users to downsize to smaller drives and motors.
Linear Slide Bearing Types
Linear Slide Bearing products can be configured in many different ways. The ranges of options of the Linear Slide Bearing allow users to match the right Linear Slide Bearing to their application. Changes to these options makes up different types of Linear Slide Bearing. Some options that can be changed include preload, accuracy, and lubrication.

Some applications do not call for the Linear Slide Bearing to be preloaded, even though preload is preferred because of the elimination of internal clearance and the increase of rigidity. The purpose of preload is mainly to reduce elastic deformation in a Linear Slide Bearing caused by the load. The reduction of elastic deformation increases the rigidity of the Linear Slide Bearing by applying stress in advance to the contact area between the raceways and rolling elements. Linear Slide Bearing products usually have the options of standard, light, or heavy preload.

The accuracy of the Linear Slide Bearing is determined by the accuracy combination of both the rail and the block. Manufacturers of Linear Slide Bearing products usually offer an accuracy range from normal to high accuracy between blocks and rails. The quality of the mounting surface to which the Linear Slide Bearing is attached to also affects the accuracy of all Linear Slide Bearing products as well. Because of this, a Linear Slide Bearing should have a straight and parallel mounting face in order to ensure the accuracy of the Linear Slide Bearing.

The friction of the Linear Slide Bearing affects power consumption, lower operating temperatures and increase the overall efficiency. The two types of friction for Linear Slide Bearing products include static and dynamic friction. The frictional resistance of a Linear Slide Bearing changes depending on the type, load, speed and lubricant. The primary reason for lubrication on a Linear Slide Bearing is to keep raceways, rolling elements and cages from direct metal-to-metal contact. The performance of the Linear Slide Bearing can be influenced by the lubrication. For this reason, it is important to select an adequate lubricant based on elements such as the bearing, load, and speed of the Linear Slide Bearing. The type of lubrication for a Linear Slide Bearing includes oil or grease depending on the needs of the application.
Linear Slide Bearing Cost
The price of a Linear Slide Bearing varies based on a number of factors. The factors that affect the cost of a Linear Slide Bearing can include different preloads, precision, block dimensions, block types, and rail lengths. For standard-size Linear Slide Bearing products with normal precision and normal preload, the cost for the Linear Slide Bearing can start as low as $30.00. For a Linear Slide Bearing with higher accuracy and higher preloads, a Linear Slide Bearing can go up to $100. The different rail-length options for Linear Slide Bearing products can start at $20.00 for the shortest length and as much as $500 for the longer lengths. Prices may vary also with the type of materials used and any special requests made by the customer.
Linear Slide Bearing Accessories
Depending on the application's environment, a Linear Slide Bearing requires different types of accessories. The basic accessories of the Linear Slide Bearing can include covers, limit switch side mounts, lubrication systems, or coating. Each accessory for the Linear Slide Bearing can play an integral role in the protection and operation of these precision devices.

Most Linear Slide Bearing products will use either an accordion cover or telescoping cover. These covers protect the Linear Slide Bearing from dust particles, chips, and other contaminants that may affect the precision and smooth operation of the rail and block. Accordion covers and the telescoping covers are recommended for a Linear Slide Bearing to protect bearings and screws from these elements.

Limit switch side mounts can be installed on the Linear Slide Bearing to accommodate applications that require this option. This allows the Linear Slide Bearing to implement hard stop, soft stop, or home positions along a linear axis.

Linear Slide Bearing products have a few options when it comes to lubrication. Applications may call for a manual or automatic lubrication system. Both systems offer an efficient method of supplying oil to the Linear Slide Bearing while providing the advantages of smooth operation, cleanliness, and safety. The manual system on a Linear Slide Bearing uses a handle pump or injector, while the automatic system may use an electric gear motor pump lubricator with a built-in time controller.

Other accessories for Linear Slide Bearing products include special coatings. Rails and blocks can be treated with a special coating depending on the environmental conditions of the Linear Slide Bearing. Coatings can consist of corrosion or abrasion resistant, in addition to a dry film lubricant which reduces friction and wear increasing the life of the Linear Slide Bearing.
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