Aluminium Oxide Al2O3 bearing balls.
USD $1 - $10 /Piece
Min.Order:1000 Pieces
Jinan Ruihode Bearing Co., Ltd.
Aluminium Oxide Al2O3 bearing balls
1: Self-lubricating
2: Anti-corrosion
3: Work in high temperature
4: High speed
Aluminium Oxide Al2O3 bearing balls component index
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Alumina Ceramic Ball
Contents | Unit | Characteristics |
Composition | % | 99.3-99.5 |
Specific Gravity | g/cm3 | 3.7-3.99 |
Coefficient of Linear Expansion | 10-6/k | 6.5-8.6 |
Young’s Modulus | Gpa | 407 |
Hardness HV10 | Kg/mm | 2300-2700 |
Bending Strength | Mpa | 300-400 |
Fracture Toughness | Mpam1/2 | 2.0-4.0 |
Working Temperature | °C | >800 |
Technical Data | High Alumina Ball | Medium Alumina Ball |
Alumina Content | 93% Min. | 68% Min. |
Density | 3.63-3.67 | 2.95 Min. |
Wear Loss Rate (lab testing) | 0.008%-0.01% | 0.018%-0.02% |
Advantage of Aluminium Oxide Al2O3 bearing ball
1.High temperature-resistant:100°C--1300°C.It can been applied in kiln, plastic, steel and other equipments that can bear high temperature.
2.Corrosion-resistant: It can be used in strong acid, strong alkali, inorganic, organic salt, water, and other fields, such as electroplating equipment, electronic equipment, chemical machinery, shipbuilding, medical equipment, etc
3.Electric-insulated: It can prevent arc damagebearings due to the high electric resistance, So it’s available in various of power equipment which need insulation.
4.Vacuum: self-lubricating without oil
5. High speed:12000rpm--75000rpm
We could supply ceramic bearing balls as follows:
Zirconia ceramic ball
Ceramic polishing ball
0.5-70mm ceramic ball
Zirconia grinding bead
Zirconia ceramic grinding ball
Customized according to your requirements .
Sample photos of bearing balls and ceramic bearings
The ceramic bearing balls could apply the ceramic hybrid bearing, plastic bearing and full ceramic bearings.
The process of our products, from production to exporting.