6 Ruby ball Manufacturers in 2024
This section provides an overview for ruby ball as well as their applications and principles. Also, please take a look at the list of 6 ruby ball manufacturers and their company rankings.
Table of Contents
What Is a Ruby Ball?
Ruby balls are spheres made from ruby, a well-known gemstone.
Rubies are a type of mineral called corundum, characterized by their red hue. The degree of redness depends on the chromium content. Due to their vivid color, they are often used as ornaments and in artwork. Synthetic rubies are also frequently used for industrial applications.
Rubies have a Mohs hardness of 9, making them an extremely hard material. This makes them suitable as wear-resistant components, particularly in high-friction and high-pressure environments. They are also resistant to acids, alkalis, and corrosion, making them excellent performers in chemical processes.
Uses of Ruby Balls
Ruby balls can be used in various applications. The following are some examples:
1. Electronics
Ruby balls may be used as sensors and insulators. Due to their high heat resistance, they are used in temperature and pressure sensors, especially in high-temperature environments. This ensures accurate measurements even under extreme conditions.
Additionally, ruby has excellent electrical insulation properties, preventing short circuits and overheating when integrated into circuit boards and other electronic components.
2. Grinding Wheels
Rubies are sometimes incorporated into the surface of grinding wheels. This improves the durability of the grinding wheel and allows for higher precision machining. The use of ruby particles enhances the precision and efficiency of grinding operations.
3. Medical Equipment
Rubies are often used in medical lasers. A type of laser, known as a ruby laser, uses ruby crystals as a medium to produce light. These lasers are highly useful in medical applications, producing red light of approximately 694 nm, which is effectively absorbed by certain biological tissues.
4. Watches
Ruby balls play an important role in the manufacture of luxury watches. The use of bearing rubies inside the watch reduces wear and increases durability. This allows for the creation of watches that run precisely over long periods and require less frequent maintenance. Combined with the aesthetic beauty of rubies, this further enhances the value of luxury watches.
Principle of the Ruby Ball
Ruby balls are made from rubies, a type of corundum, and are valuable in various industrial applications due to their high hardness and wear resistance. They can withstand pressure and friction, making them durable components for long-term use.
Thanks to their smooth surface and high hardness, ruby balls are characterized by low friction and high wear resistance. This makes them effective in grinding and cutting operations. Tools that incorporate ruby balls can be machined more effectively, achieving more precise finishes than those made from other materials.
Ruby also has the ability to absorb or reflect certain wavelengths of light, particularly red light at around 694 nm. This property makes rubies ideal for optical instruments like ruby lasers.
Based on their physical properties and structure, ruby balls are essential materials that deliver high performance across various industrial fields.
How to Select Ruby Balls
When selecting ruby balls, consider the following factors:
1. Composition Ratio
The main component of ruby balls is aluminum oxide, which, due to the presence of chromium, gives ruby balls their characteristic red color. Purity is critical when making a selection. High-purity rubies exhibit excellent mechanical properties, while lower-purity rubies may contain more inclusions, reducing their strength and wear resistance. Higher chromium doping ratios enhance color brilliance but can also affect mechanical properties.
2. Size
The size of the ruby ball should be selected based on the application and required performance. Small-diameter rubies are suitable for precision work, while larger diameters can handle more force. However, larger sizes also increase weight, affecting kinematic and frictional properties, so selecting the most appropriate size for the application is crucial.
3. Precision
In precision instruments and abrasive tools, the accuracy of ruby balls directly impacts performance. This is particularly important in bearing and precision grinding applications, where tighter manufacturing tolerances result in higher precision. Rough surfaces can increase friction and reduce overall performance.
List of 6 Ruby ball Manufacturers
*Including some distributors, etc.
Sort by Features
- Default
- Company Size: largest first
- Year Founded: oldest first
- Year Founded: earliest first
Sort by Area
- United States of America
- Austria
- China
- India
- Italy
2. Specification
Nominal Ball Diameters: 0.2 - 12 mm
Best Deviation from Spherical From: < 0.08 μm
Best Variation of Ball Lot Diameter: < 0.13 μm
Best Surface Roughness Ra: < 0.014 μm
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GELINDE Optical Co., Ltd.
High Precision Ruby Balls, Sapphire Balls, Blind Holes
Company Overview
GELINDE Optical Co., Ltd. is a specialized enterprise dedicated to the precision grinding of sphere balls and optical lenses, committed to high-quality customization grinding and standard product grinding.We operate three specialized processing centers: the Optical and Transmission Center in Shandong (Zaozhuang), the Preform Processing Center in Jiangsu (Xuzhou), and the Optical Processing Center in Hubei (Xiangyang). In 2023, a global sales and service center was established in Chongqing. With years of experience and technical expertise, the company provides high-precision, consistent, and optically pristine products and technical solutions for fields such as optics, optical communication, mechanical power transmission, pumps and valves, instrumentation, and more. Serving a wide range of clients, including commercial enterprises, professional laboratories, and renowned universities…
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Smart-elements GmbH
Ruby ball
Manufacturer Overview
Smart-elements GmbH, which was started in 2009 and is headquartered in Vienna, Austria, is a manufacturer of chemical element samples for research, education, and collectors. The company produces all elements symbol discharge tubes, acrylic element cubes, periodic table of elements acrylic case for density cubes, and noble gases complete set in ampoules. It also manufactures 2D materials, doped optical crystals & glass, element density cubes, discharge lamps, and lab supplies. Its elements symbol discharge tubes are 100% mercury-free and suitable for element displays or demonstrations.
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RGPBALLS S.r.l.
RUBY BALLS
Manufacturer Overview
RGPBALLS S.r.l., founded in 1973 and based in Cinisello Balsamo (MI), Italy, is a manufacturer of precision balls and related components. The company's offerings include precision balls crafted from various materials, including ceramic, glass, plastic, rubber, and steel. It also manufactures ball transfer units or bearings contained within bar-turned and tempered steel housings for heavy loads, pressed metal sheet components for lighter loads, as well as plastic materials suitable for chemical applications. Precision cylindrical rolls, rollers, and needle rollers are also available. These products cater to industries such as automotive, bearings and linear guides, maritime, oil and gas, as well as pharmaceuticals.
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Industrial technologies
Ruby Ball
Manufacturer Overview
Industrial Technologies, is a manufacturer of precision balls for industrial and optical applications, founded in 2004 in Gujarat, India. The products include high-index glass balls, glass ball lenses, low TG ball lenses, Cubic Zirconia balls, and micro balls with diameters from 0.25mm to 8 mm. The company uses materials such as ruby, ceramic, spinel, and optical glass material makers such as OHARA, SUMITA< HIKARI, and SCHOTT for the rod preforms and glass rods.
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Analytical Components LLC
Ruby Balls
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Ruby ball Manufacturer Ranking
*Including some distributors, etc.Number of Employees
- GELINDE Optical Co., Ltd.: 127
Newly Established Company
- GELINDE Optical Co., Ltd.: 2014 (10 years ago)
Company with a History
- GELINDE Optical Co., Ltd.: 2014 (10 years ago)
Ruby ball Manufacturers in United States
*Including some distributors, etc.
Global Distribution of Ruby ball Manufacturers by Country
*Including some distributors, etc.
| Country | Number of Companies | Share (%) |
|---|---|---|
China
|
1 | 20.0% |
United States of America
|
1 | 20.0% |
Austria
|
1 | 20.0% |
Italy
|
1 | 20.0% |
India
|
1 | 20.0% |
