Zys Custom Size 0.8mm-31.75mm Silicon Nitride/Silicon Carbide/Alumina/Zirconia Ceramic Ball for Precision Rolling Bearing
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Product Highlights
- High Temperature Resistance: Si3N4 material offers excellent performance in high temperature environments.
- Corrosion Resistance: Superior resistance to corrosion ensures long-lasting durability in harsh conditions.
- High Precision Grade G5: Manufactured to G5 precision grade for superior accuracy and performance.
- Low Friction & Low Density: Features low friction, low temperature rise, and low density for high-speed applications.
- Multiple Material Options: Available in Silicon Nitride, Silicon Carbide, Alumina, and Zirconia ceramic materials.
- Wide Size Range: Nominal diameter available from 0.8mm to 31.75mm for various bearing needs.
- Advanced Manufacturing Process: Produced using spray-drying, cold isotatic pressing, and GPS-HIP combined sintering.
- ISO Certified Quality: Products meet ISO certification standards for reliability and quality assurance.
Product Attributes
- Customization
- Available
- Customized
- Non-Customized
- Certification
- ISO
- Model NO.
- 31.75mm
- Standard Parts
- Yes
- Universal
- Yes
- Type
- Bearing Ball
- Material
- Ceramic
- Hardness
- 58-65 HRC Bearing Ball
- Shape
- Polish Round Bearing Steel Ball
- Grade
- G10-G1000 Chrome Steel Ball
- Application
- Solid Bicycle, Motor, Machinery, Tools
- Product Name
- High-Carbon Stainless Chrome Steel Ball
- Structure
- Solid Chrome Steel Ball
- Size Range
- 0.5mm-180mm Chrome Steel Ball
- Transport Package
- Cases and Pallets or as Customer's Requirment
- Specification
- high quality
- Trademark
- ZYS
- Origin
- Luoyang, Henan, China
- Production Capacity
- 400000/Month
Product Images of Zys Custom Size 0.8mm-31.75mm Silicon Nitride/Silicon Carbide/Alumina/Zirconia Ceramic Ball for Precision Rolling Bearing
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Product Description
ZYS Custom Size 0.8mm-31.75mm Silicon Nitride/Silicon Carbide/Alumina/Zirconia Ceramic Ball for Precision Rolling Bearing
Si3N4 is a new kind of bearing material with several good features, it possesses high temperature resistance, corrosion resistance, insulation, non-magnetism, high strength, low density and other features. In the application of bearing, it possesses low friction, low temperature rise, high rigidity, low centrifugal force and other features. It can implement high speed, high precision, high temperature, high rigidity, corrosion resistance and other good features.
The high precision and high performance silicon nitride bearing ball is manufactured by spray-drying process, near-net-shape, cold isotatic pressing, GPS-HIP combined sintering, compounded abrasive lapping process effectively. The precision grade of it is G5, the materials class is I.
ZYS Si3N4 ceramic ball material grades
| Class Item |
Materials class | |||
| I | II | III | ||
| Property | Bending strengthσ3.40(Mpa) | 900 | 800 | 600 |
| Crushing load ratio(%) | 35 | 35 | 30 | |
| Hardness(HV10) | 1580 | 1480 | 1380 | |
| Fracture toughness(Mpa.m1/2) | 6.0 | 5.0 | 5.0 | |
| The limit does of fiber structure | Pore size(μm) | 10 | 10 | 25 |
| Porosity(%) | 0.02 | 0.06 | 0.06 | |
| Crystal phase(μm) | 10 | 10 | 25 | |
| The second ceramic phase(μm) | 25 | 25 | 25 | |
| The maximum of inclusion of transverse section every Square centimeter |
Range 200(μm) | 0 | 0 | 1 |
| Range 100~200(μm) | 0 | 1 | 2 | |
| Range 50~100(μm) | 1 | 2 | 4 | |
| Range 20~50(μm) | 4 | 8 | 16 | |
Examples of Si3N4 ceramic ball's common applications
| G3 | G5 | G10 G16 | G20 G28 G40 | |
| Class I | High speed power equipment Space mechanism Aircraft instrument |
Liquid oxygen pump Active shaft bearing |
The key parts of aerospace equipment | |
| Class II | Molecular turbo-pump High precision star bearing |
Vacuum equipment, high speed instrument, mechanical devices, high performance and the most advanced contacting spherical propeller | Motor, medium-low precision star bearing | Testing bearing ball, separating bearing ball |
| Class III | Sport, entertainment, food processing | Mechanical devices |
ZYS Si3N4 ceramic ball specifications
| The nominal diameter of bearing ball | The nominal diameter of bearing ball | The nominal diameter of bearing ball | |||
| mm | in | mm | in | mm | in |
| 1/32 | 5 | 8.731 | 11/32 | ||
| 0.8 | 5.5 | 9.525 | 3/8 | ||
| 1 | 5.556 | 7/32 | 11.112 | 7/16 | |
| 1.588 | 1/16 | 5.953 | 15/64 | 12.303 | 31/64 |
| 2 | 6 | 12.7 | 1/2 | ||
| 2.381 | 3/32 | 6.35 | 1/4 | 13.494 | 17/32 |
| 2.5 | 6.5 | 14.288 | 9/16 | ||
| 3 | 6.747 | 17/64 | 15.081 | 19/32 | |
| 3.969 | 5/32 | 7 | 15.875 | 5/8 | |
| 4 | 7.144 | 9/32 | 19.05 | 3/4 | |
| 4.5 | 7.5 | 25.4 | 1 | ||
| 4.762 | 3/16 | 7.938 | 5/16 | 31.75 | 1 1/4 |
Note: The special specification can be manufactured after negotiating
ZYS Ceramic ball workshop:
ZYS Glory
Top 200 most promising companies of China in Forbes
Top 500 in China Machinery Industry
Excellent Enterprise with China Well-know Trademark
High-performance Bearings Laboratory
State Quality Supervision and Testing Center for Bearing
ISO/TC4 China Secretariat
The Research Center for High-speed Precision Bearing Engineering in Machinery Industry
ZYS bearing products
......
We would like to and ready to do business with any company from all over the world. If you are interested in any of ZYS products, please don't hesitate to contact with us, we would like to give you ZYS best quality service any day any time !
Address: No.1 Jilin Road, Luoyang City, Henan, Province, China.
Zip Code:471039
Website:chinazys.en.made-in-china.comchinazys.en.made-in-china.com
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI189297". Items marked "" are certified.
Company Profile
Luoyang Bearing Research Institute Co., Ltd. Is a high-tech enterprise specializing in the development of "High-end, precise, advanced, unique, Non-standard" bearing products for the key units in various fields of national economic construction. Its predecessor, Luoyang Bearing Research Institute, was established in 1958. It is the only state-level comprehensive research institute in China's bearing industry. In 1999, it entered China National Machinery Industry Group Co., Ltd. And transformed into a science and technology enterprise. ZYS focuses on developing high-performance bearing products for key units of national economic construction. We perform batch production of various high-rank bearing products and components with inner diameter of 0.6mm to outer diameter of 6.8m. We are mainly engaged in the research, development, production and sales of precision bearing, special bearing, high-speed machine tool spindle, bearing special equipment, bearing testing instruments, bearing testing machine and bearing special materials, which are widely used in the fields of aerospace, machine tools, wind power generation, mine metallurgy, petrochemical, medical equipment, automobiles and rail transit, construction machinery, intelligent manufacturing services, etc.
We have total assets of 2.06 billion RMB, own one research and development center, three industrial bases and cover an area of more than 47 hectares. We have advanced bearing manufacturing equipments and world first-class testing equipments and have solid strength in manufacturing, measuring and testing of bearing and related components with high precision and high reliability. We have more than 380 technical staff of bearing related disciplines, thus we maintain a leading position in the aspects of bearing design, basic theoretical research, lubrication technology, metallic and non-metallic materials, testing and industry standards.
The following Science and Technology institutions fall under the responsibility of ZYS:
China National Technical Committee for Rolling Bearing Standardization.
China Secretariat of ISO/TC4(Technical Committee for Rolling Bearings).
Technical Committee of China Bearing Industry Association.
China National Quality Supervision and Testing Center for Bearings.
China National Accreditation Laboratory for Bearings.
China Bearing Industry Professional Skill Appraisal Centre.
China National Research Center for High-Speed Precision Bearings in Machinery Industry.
China National Laboratory for the Bearings of Tunnel Boring Machines.
China National Patent Exchange Center.
China Doctoral Scientific Research Centre for Bearings.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- No. 1 Jilin Road, Luoyang, Henan, China
-
Plant Area
- 60000 square meters
-
Number of Employees
- 708
-
Registered Capital
- 120,000,000 RMB
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
Our Production Capability & Technical Expertise
-
Main Products
- Bearings, Spindles, Precision Bearing Instruments, Bearing Testing Machines, Bearing Manufacturing Machines
-
Production Machines
- Outside Diameter Machine, Grinding Machine, Automatic Connection Equipment, Superfinishing Machine, Lathe
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 26 people
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 1993-11-24
- Export Year
- 1995-09-02
-
Main Markets
- Europe
-
Number of Foreign Trading Staff
- 10
-
Overseas Agent/Branch
- No
FAQ
- What materials are available for these ceramic balls?
- We offer Silicon Nitride (Si3N4), Silicon Carbide, Alumina, and Zirconia ceramic materials.
- What is the precision grade of the balls?
- The precision grade is G5, ensuring high accuracy for precision rolling bearings.
- What is the size range of the ceramic balls?
- The nominal diameter ranges from 0.8mm to 31.75mm, with special specifications available upon negotiation.
- What are the key features of Silicon Nitride balls?
- They possess high temperature resistance, corrosion resistance, insulation, non-magnetism, high strength, and low density.
- What is the lead time for production?
- The average lead time is one month for both peak and off-peak seasons.
- Do you offer OEM or ODM services?
- Yes, we provide both OEM and ODM services for our bearing products.
- What certifications do your products have?
- Our products are ISO certified and manufactured in a facility recognized as an Excellent Enterprise.
- What are the common applications for these balls?
- They are used in high-speed power equipment, aerospace, aircraft instruments, and high-precision machinery.
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