Home > Products > Ceramic balls > Valve ball, mini valve ball
Valve ball, mini valve ball
- 10000000 Piece / Pieces per Month
- Qingdao port
- T/T
- High Quality Bearing Balls 18mm 19mm 20mm Chrome Steel Ball
- 8*16*5MM Deep Groove Ball Bearing S688ZZ 688ZZ Bearing Stainless Steel Ball Bearing
- High Quality Bearing 35mm Stainless Steel Ball
- Steel balls diameter 1/8\" 5/32\" 3/16\" 7/32\" 1/4\" tricycle bearing
- Corrosion Resistance 35mm stainless steel ball price list
- G100 Anti-rust #304 stainless steel balls 35mm solid steel ball
Product Details
Place of Origin: | Shandong, China | Brand Name: | sinoma | Model Number: | Silicon nitride ball |
Material: | Ceramic |
Product Description
silicon nitride bearing ball, ceramic valve ball
1. Product detail:
1.Manufacture silicon nitride balls from 1995;
2.Silicon nitride ball powder import form Europe;
3.Competitive price and satisfaction services;
4.Plenty stocks.
2. Grade of silicon nitride balls:
Grade | Gauge | Ball subgauge | Ball diameter variation | Ball lot diameter variation | Deviation from spherical form | Surface roughness |
G5 | ±5 | ±0.4 | 0.13 | 0.25 | 0.13 | 0.014 |
G10 | ±10 | ±0.4 | 0.25 | 0.5 | 0.25 | 0.020 |
G16 | ±10 | ±0.8 | 0.4 | 0.8 | 0.4 | 0.025 |
G20 | ±10 | ±0.8 | 0.5 | 1 | 0.5 | 0.032 |
G24 | ±12 | ±0.8 | 0.6 | 1.2 | 0.6 | 0.040 |
G28 | ±12 | ±0.8 | 0.7 | 1.4 | 0.7 | 0.050 |
G40 | ±16 | ±1.6 | 1 | 2 | 1 | 0.080 |
G60 | ±16 | ±2.4 | 1.5 | 3 | 1.2 | 0.1 |
G100 | ±40 | ±4 | 2.5 | 5 | 2.5 | 0.125 |
G200 | ±60 | ±6 | 5 | 10 | 5 | 0.150 |
3. Silicon Nitride(Si3N4)Ceramic Properties:
Density g/cm3 | Relative density % | Elastic modulus GPa | Compression strength ratio(25℃)% | Hardness(HV)GPa |
3.260.02 | >99.5 | 300~320 | 40~50 | 16 - 20 |
Fracture toughness /MPa•m1/2 | Bending trength MPa | Poisson's ratio | Linear expansion coefficient 10-6K-1 | Webuller modulus |
6.0~9.0 | 600~1000 | 0.25 | 3.1~3.3 | 12~15 |
Thermal conductivity W•(m•K)-1 | Specific resistance ratio | Corrosion resistance | Size stability | Magnetic |
15~20 | 1018 | Excellent | Excellent | None |
4. Application:
It is widely used in aerospace, mechanical industry, chemical industry and petroleum industry. Specified for use in such high-technology industries such as hybrid bearings, aerospace and defense.
5. R&D TEAM
1.We have professional R&D Dept. and advanced facilities;
2.We have the R&D team of over 50 people and over 100% of them have tertiary education background;
3.Products are developed by the most creative professionals, and with world level advanced technical facilities that are qualified to achieve professional test.
6. Every step quality control
1.Raw material checking when suppliers deliver to our factory to ensure no quality problem at the very beginning;
2.Instrument and equipment checking every time before use.
3.Size checking, roundness checking, crushing load test etc. by special measuring tool.
7. Customer & Fair
We have been to a lot fairs and the latest fair is 2015 HANNOVER MESSE Germany.
8. Comapny
Our factory was founded in 1963, Beijing Sinoma Synthetic Crystals Co, LTD.Is a hitech state enterprise,
belongs to the China National Materials Group Co., Ltd. An excellent technical team headed by the state
level experts has built up, which provides a reliable guarantee for the continuous and rapid technological
development.
9. Contact
Please contact us for more detail and correct products!
Whatsapp: 86+13153371540
Email: tina(a)
Contact Us
- Beijing Sinoma Synthetic Crystals Co., Ltd.
- Contact nameHaibin Li
- Phone86-10-65492826-8288
- AddressNo. 1, Hongsongyuan
Bearing | Ceramic balls | ceramic rollers | New Products |
Silicon nitride parts |
- G20 high precision 4.763mm 1mm 6/11 1.588mm bearing steel ball for valve
- Carbon steel ball inch 1/32 1/16 1/8 5/32 3/16 1/4 5/16 steel ball
- 1.5-20mm Solid Steel Ball Stainless Steel Small Ball Special for Machine Parts
- Solid Steel Ball 20/25/30/32/35mm Steel Ball for Large Diameter Ball Bearing
- Smooth Solid Ball Bearing Steel Ball 6.35-12mm Complete Model
- Hot sale factory high precision chrome steel ball
- Hot sale G10 chrome steel ball for bearing
- Original factory high precision chrome steel ball
- G10 High quality Chrome steel ball 1/1.2/1.3/1.5/1.588mm
- Tungsten carbide balls for sales
- Various sizes tungsten steel bearing balls cemented tungsten carbide balls
- magnetic ball bearings,Stainless steel balls , cheap ball bearings
- Stainless Steel Ball Bearing S6200ZZ S6200 S6200-2RS Deep Groove Ball Bearing
- JINGHONG 4.7mm Bearing Steel Ball Stainless Steel
- High Quality High Polished G1000 Grade 20.637mm 13/16 Inch Carbon Steel Ball With ISO
- Low Price Hot Sale G1000 Grade 1.5mm-10mm Stainless Steel Balls 440 304 316 Material For Massager Use
- Factory Price High Quality 0.3mm AISI 420 440 Stainless Steel Ball For Medical Equipment
- China manufacturer wholesale 24mm 25mm 26mm drilled carbon steel ball with m8 tapped hole
- Factory directly OME Best quality best sell 30mm 31.75mm 32mm 34mm 201 stainless steel ball
- High quality Silicon Nitride Ceramic Balls 1.000 mm manufacturer from China for Roller skates
- Customized Cold Upsetting Forging Various Sizes of High Hardness Chromium Steel Grinding Ball
- Factory Supplier Precision Precious Stone Jewel Ruby Ball Bearing Nozzles
- Factory Whloesale Loose Gemstone Ruby Holed Bearing Micro Hole
- Factory Certified w/ ISO9001/ISO14001 Precision Ruby Jewel Bearing Ruby Micro Hole
Popular Searches
Recommended Products
- Manufacturer css 176M Ring Slewing
- 0.45um Double-opened Titanium Powder Porous Filter Pipe
- Black star-shaped sprocket, plastic gear, star-shaped gear, silent chain sprocket
- double flange rubber lined swing check valve for chemical medium
- rubber fully lined swing check valve
- Silver Graphite Brush for Scanning High Quality Silver Graphite Brushes
- Treadmill Carbon Brushes High Performance Electric Brush for Treadmill Motor
- Custom Service High Precision Steel CNC Machining Metal Parts for Optical Instruments
- Custom Parts 4/5axis CNC Laser Cutting and CNC Machining Robots Spare Automotive Parts
- OEM Precision Stainless Steel Motor Shaft CNC Milling Lathe Machinery Spare Turning Machining Parts
- Customized High Precision CNC Turning Milling Metal Aluminum Alloy Brass Optical Parts
- Customized High Precision CNC Turning Milling Metal Aluminum Alloy Brass Optical Parts
Find Similar Products By Category
- Mechanical Parts & Fabrication Services > Bearing Accessories > Bearing Balls
- Buy on GoldSupplier.com
- How to Buy
- Browse by Catagories
- Browse by Hot Regoins
- Private Sourcing Events
- Sell on GoldSupplier.com
- How to Sell
- Post Products
- Manage Products
- Manage Groups
- Services
- Latest Sourcing Requests
- Product Update
- Companies of Today
- GoldSupplier.com Mobile Site
- B2B Articles
- About
- About Us
- Link to Us
- Contact Us
- Sitemap
- Please Enter your Email Address
- Please enter the content for your inquiry.
We will find the most reliable suppliers for you according to your description.
Send Now-
Haibin Li
Welcome to my shop! Glad to serve you!Please send your question!
Your message has exceeded the limit.
Your message has exceeded the limit.
-
-
Your inquiry content must be between 20 to 5000 characters.Send Now.
-
Please input the mailbox.
-