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Ball Bearing 75 80HRC Silicon Nitride Balls 400℃ 3.2g/Cm3

Categories Machining Ceramic Parts
Brand Name: China
Model Number: 008
Place of Origin: Suzhou,China
MOQ: 100pcs
Price: Negotiable
Payment Terms: T/T
Supply Ability: 10000 Piece/Pieces per Month
Delivery Time: 25 days
Packaging Details: Box, Carton, Wooden, Bag etc. Customized package
Product name: High Precision Silicon Nitride Ceramic Ball for Ball Bearing
Material: Silicon Nitride
Application: Industrial Ceramic
Fracture toughness: 5.0~7.0
Water Absorption: 0%
Electrical Insulation: excellent
Density: 3.2g/cm3
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Ball Bearing 75 80HRC Silicon Nitride Balls 400℃ 3.2g/Cm3

High Precision Silicon Nitride Ceramic Ball for Ball Bearing


Description:


The quality of ceramic powder has a great influence on the performance of ceramics. For this reason, Jinsheng Ceramics has been focusing on the development and application of ceramic powder technology, and has the ability of ceramic powder processing and characterization analysis.

So our products have stable performance and good consistency. We can provide various sizes of ceramic balls according to customers' requirements, including both GPS and HIP sintering technology products.


Technical Parameters:

Mechanical behaviorUnitAl2O3SiCSi3N4ZrO2
Colour-------Light yellowblackblackwhite,black
Densityg/cm33.953.153.26
Bending strengthMPa300~400400~500800~1200950~1200
Elastic modulus EGPa380350300-320210
Poisson's ratio0.220.140.26--------
HardnessHv18002000~25001400~17001100~1300
HRC8085~9075~8070~75
Fracture toughnessMPa·m1/23.0~4.03.0~4.05.0~7.08.0~10.0
Maximum use temperature10001300400400
Thermal expansion coefficient10-6/℃8.443.310.3

G5G10 G16G20 G28 G40
ClassⅠLiquid oxygen pump,Active shaft bearingThe key parts of aerospace equipment
ClassⅡVaccum equipment,high speed instrument,mechanical devices,high performance and the most advanced contacting spherical propellerMotor,medium-low precision star bearingTesting bearing ball,separating bearing ball
ClassⅢSport,entertrainment,food processingMechanical devices


Advantages:


1. High Strength over a wide temperature range.
2. High Fracture toughness.
3. High Hardness.
4. Outstanding Wear Resistance ,both impingement and frictional modes.
5. Good Thermal Shock Resistance.

Application:


composite bearings, mechanical seals, chemical pumps, nozzles, automotive parts, heatSwitch parts, vacuum equipment, etc. and in a variety of harsh environments.


More pictures:


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