Sapphire bearings

High-precision bearing for fine mechanics The sapphire jewel with a cylindrical hole and no cups is a key component of high-precision bearings. It serves as a support for a rotating steel shaft within a device, ensuring minimal friction and extreme wear resistance. This jewel is designed to absorb both radial and axial loads, ensuring smooth and stable...
High-precision bearing for fine mechanics The sapphire jewel with an olive hole and no cups is a key component of high-precision bearings. It serves as a support for a rotating steel shaft, ensuring minimal friction and extreme wear resistance. Thanks to the olive hole design, lubrication is optimized, reducing friction and extending the lifespan of the...
Sapphire bearings

Sapphire Cap Jewel

26100
A key component of precision bearings The sapphire cap (cover) jewel is an essential part of high-precision bearings. Together with a hole jewel, it forms a pivot bearing for gear trains, where its main function is to absorb axial loads and ensure stable and precise movement of the mechanism. Thanks to the extreme hardness and durability of sapphire, it...
High-precision bearing component for fine mechanics The sapphire cap jewel, polished on both sides, is a key part of precision bearings. Together with a hole jewel, it forms a pivot bearing for gear trains, where its main function is to absorb axial loads and ensure smooth and stable movement of the mechanism. Thanks to double-sided polishing, it...
Sapphire bearings

Sapphire Jewel with Olive Hole

36200
A key component of precision bearings for fine mechanics The sapphire jewel with an olive hole is designed for high-precision bearings, where it serves as a support for a rotating steel shaft. This bearing absorbs both radial and axial loads, ensuring stability and long-term durability of the mechanism. This jewel is often used in combination with a cap...
The double-sided sapphire jewel with an olive hole is designed for high-precision bearings, where it serves as a support for a rotating steel shaft. This bearing absorbs both radial and axial loads, ensuring stability and long-term durability of the mechanism. This jewel is often used in combination with a cap (support) jewel, where together they maintain...
High-quality sapphire needle for precise sound reproduction The single-sided sapphire gramophone needle is a key component of phonograph cartridges, designed for accurate sound tracking from vinyl records. Thanks to the high hardness of sapphire and its resistance to wear, it provides long-lasting performance and clear audio playback. This type of needle...
High-quality sapphire needle for precise sound reproduction The double-sided sapphire gramophone needle is a key component of phonograph cartridges, designed for accurate sound tracking from vinyl records. Thanks to the high hardness of sapphire and its resistance to wear, it provides long-lasting performance and clear audio playback. Compared to the...
Sapphire bearings

Sapphire Jewel with Cylindrical Hole

36100
Precision bearing component for fine mechanics The sapphire jewel with a cylindrical hole is a key part of high-precision bearings, serving as a support for a rotating steel shaft. This bearing absorbs both radial and axial loads, ensuring stability and long-term durability of the mechanism. This jewel is often used in combination with a cap (support)...
Sapphire bearings

Sapphire Cup Bearing, Medium Polished

15200
The sapphire cup bearing is a precision component that enables smooth rotation of a steel ball between two bearings in a housing. The specially shaped spherical recess ensures that the ball has a smaller radius than the recess, allowing efficient absorption of axial loads. Thanks to its high hardness and low friction, it is ideal as a pivot bearing in...
Sapphire bearings

Sapphire Cup Bearing, Fine Polished

15300
The sapphire cup bearing is a precision component that enables smooth rotation of a steel ball between two bearings in a housing. The specially shaped spherical recess ensures that the ball has a smaller radius than the recess, allowing efficient absorption of axial loads. The fine-polished surface minimizes friction and wear, ensuring an even longer...
Sapphire bearings

Sapphire Contact Tip

33100
The sapphire contact tip is a high-precision component used as the final contact point in precision measuring instruments. Thanks to its sapphire material, it is highly wear-resistant, ensuring reliable and long-lasting use. The tip is embedded in a special holder, allowing precise measurements without deformation or errors.
Sapphire bearings

Sapphire stylus

360100
The sapphire stylus is used in recording instruments that work with special multilayer foil. The stylus tip, ending in a very small radius, creates precise curve recordings. Thanks to the sapphire material, it offers high wear resistance and long-lasting performance.
Sapphire bearings

Unpolished sapphire fiber guide

31200
The unpolished sapphire fiber guide is mounted in special high-speed spindles. As the fiber passes through the guide during rotation, it becomes curled and crimped. The sapphire material ensures high wear resistance and precision, making it ideal for industrial fiber processing.
Sapphire bearings

Sapphire fiber guide

31100
The unpolished sapphire fiber guide is mounted in special high-speed spindles. As the fiber passes through the guide during rotation, it becomes curled and crimped. The sapphire material ensures high wear resistance and precision, making it ideal for industrial fiber processing.
Sapphire bearings

Sapphire bearing seat

39100
The sapphire bearing seat is a precision component used in analytical balances. Its polished flat surface supports the edge of the sapphire knife, serving as a support bearing. It features exceptional hardness, wear resistance, and minimal friction, ensuring stable and long-term reliable operation of analytical instruments.
Sapphire bearings

Sapphire knife edge

38100
The sapphire knife edge is a crucial component in analytical balances, where its sharp edge rests on a polished sapphire seat, ensuring highly accurate measurements. With outstanding hardness and low friction, it resists wear and provides long-term stability. It is used in laboratory and industrial applications that demand maximum precision.
Sapphire bearings

Sapphire Conical Bearing

13100
The sapphire conical bearing is a specialized bearing in which a steel shaft rotates with a radius smaller than the bearing cone’s apex radius. This design ensures minimal friction and exceptional accuracy, making it ideal for measuring instruments with a moving pointer, such as voltmeters and ammeters. The sapphire’s hardness provides excellent wear...
Sapphire bearings

Medium Sapphire Claw

32050
The medium sapphire claw is a precision component that fits into the perforation of film in projection devices. Due to the exceptional hardness of sapphire, it offers excellent wear resistance, ensuring a long service life even with continuous use. The claw enables stable and accurate movement of the film strip, which is essential for proper image...
Sapphire bearings

Sapphire Roller

37101
The sapphire roller is a highly durable component used for guiding textile fibers. Its exceptionally low friction, outstanding wear resistance, and excellent chemical stability ensure smooth and precise fiber movement without damage. It is ideal for applications requiring minimal resistance and long service life, even under demanding operating conditions.
Sapphire bearings

Sapphire Ball

479997
Sapphire balls rank among the hardest materials with a Mohs hardness of 9. Their exceptional wear resistance, chemical stability, and non-porous structure make them ideal for precision applications in industry and scientific fields. They are commonly used in bearings, valves, pumps, flow meters, and measuring instruments. In healthcare and optics, they...
The Valve Check is a type of check valve that uses a sapphire seat and a ruby ball to ensure precise and reliable fluid or gas flow control. These components excel in hardness, low friction, and extreme chemical and thermal resistance.
Sapphire and Ruby

Fluid Nozzles from Sapphire & Ruby

IJ36666
Fluid nozzles made from synthetic sapphire and ruby offer exceptional durability, precision, and resistance to wear. They are ideal for applications requiring controlled flow of liquids, air, or chemicals in high-performance environments.
Sapphire and Ruby

Water Jet Orifice from Sapphire & Ruby

IJ37777
Water jet orifices made from synthetic sapphire and ruby offer exceptional hardness, wear resistance, and precise flow control. They are ideal for applications where longevity, high performance, and minimal wear are essential.

Sapphire Bearings

Sapphire bearings represent the pinnacle of precision, low-friction bearings. Thanks to the properties of sapphire, such as exceptional hardness, chemical resistance and low coefficient of friction, these bearings are ideal for applications requiring high reliability and long service life.

Properties of Sapphire Bearings

Sapphire bearings are characterized by:

  • High hardness: Sapphire is one of the hardest materials, which ensures minimal wear even during long-term use.
  • Low friction: The bearings minimize energy losses and contribute to the smooth operation of the equipment.
  • Resistance to chemicals: They are immune to corrosion and most chemicals.
  • Precision: They are manufactured with high precision, which is key for applications where every micrometer matters.

Uses of Sapphire Bearings

Sapphire bearings are used in a wide range of applications, including:

  • Watchmaking: Sapphire bearings ensure the accuracy and long life of mechanical watches.
  • Measuring instruments: Ideal for devices that require high sensitivity and accuracy.
  • Optical systems: Used in optical instruments such as cameras or microscopes.
  • Fine mechanics: Sapphire bearings are essential for miniature and precise mechanical systems.

Benefits of Using Sapphire Bearings

The main advantages of sapphire bearings include:

  • Extreme durability and long life.
  • Exceptional accuracy, which is essential for fine mechanics.
  • Ability to operate in harsh conditions, including environments with high temperatures or chemical materials.

Why Choose Sapphire Bearings?

Due to their unique combination of properties, sapphire bearings are the clear choice for applications where precision, low friction and long service life are important. Our offer includes a wide range of bearings that meet even the most demanding industrial requirements.

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