Al2O3 Aluminum Oxide Sleeve Bushings Tube Low Coefficient Of Thermal Expansion Alumina Ceramic Bushing
Alumina Ceramic Bushing is a very hard, dense material of exceptional strength. Alumina Ceramic Bushing exhibits resistance to both high temperature and corrosion. Electrical properties of Aluminum Oxide ceramic Bushing include high volume resistivity as well as low loss characteristics at high frequencies.
High Hardness
Low Coefficient of Thermal Expansion
Excellent Electrical Insulator
Mechanically Stable at High Temperature
Good Thermal Shock Resistance
High density, non-porous and vacuum tight
Resists Abrasive Wear and Chemical Attack
Product Description
Advantages of Ceramic Products:
1. Refractory.
2. Self Lubricating
3. Long Service Life.
4. Good Polished Surface.
5. Environmental and Healthy.
6. Superior Mechanical Strength.
7. High Corrosion and Wear Resistance.
8. Good Insulation Performance Precision.
9. High Temperature and Pressure Resistance.
10. High Purity Zirconia and Alumina Ceramic Material.
Properties Sheet:
| Properties | Units | 95 Alumina | Alumina AL2O3 | ZrO2 | Silicone Carbide | Silicone Nitride |
| Density | g/cm3 | 3.65 | 3.95 | 5.95-6.0 | 3.12 | 3.23 |
| Water absorption | | 0 | 0 | 0 | 0 | 0 |
| Coefficientof thermal expansion | 10-16/k | 7.9 | 7.9-8.5 | 10.5 | 3 | 3.2 |
| Modulus of elasticity young`s mod | GPa | 280 | 280-340 | 210 | 440 | 300 |
| poission`s ratio | / | 0.21 | 0.21-0.22 | 0.3 | 0.17 | 0.26 |
| HV hardness hv | MPa | 1400 | 1650 | 1300-1365 | 2800 | 1500 |
| Flexural strength(room temperature) | MPa | 280 | 310 | 950 | 390 | 720 |
| Flexural strength(700℃) | MPa | 220 | 230 | 210 | 380 | 450 |
| compressive strength(room temperature) | MPa | 2000 | 2200 | 2000 | 1800 | 2300 |
| Fracture toughness | MPa*m1/2 | 3.8 | 4.2 | 10 | 3.9 | 6.2 |
| Heat conductivity(room temperature) | W/m*k | 18-25 | 26-30 | 2-2.2 | 120 | 25 |
| Electrical resistivity(room temperature) | Ω*mm2/m | >1015 | >1016 | >1015 | >103 | >1013 |
| Max use temperature | ℃ | 1500 | 1750 | 1050 | 1550 | 1050 |
| Resistance to acid alkaline | / | high | high | high | high | high |
| Dielectric constant | / | 9 | 9.6 | 29 | 9.66-10.03 | / |
Detailed Images
Company Introduction:
We ( Dongguan Mingrui Ceramic Technology Co., Ltd ) are a professional manufacturer specialized
in R&D, manufacturing and selling customized all kinds of high precision zirconia and alumina ceramic parts, ceramic thread tube . Our main products include ceramic rod , ceramic tube, ceramic plunger, ceramic valve, ceramic plate, ceramic shaft and bearing , ceramic nozzle etc , which are mainly used in industrial fields of Machinery, Petrochemical oil and gas, Valves, Automotive, Food Processing, Fluid Handling, Process Control, Thermal Processing, Aerospace, Defense, Eletronic and Electrical, Textile, Mechanical, Engineering, Mineral Processing, etc.
We have a full service include mold design and development , ceramic forming , precision machining
and precision detection technology. We have achieved great successes in particular requirements
which is based on cooperating with Tsinghua University and getting rich experience by our professional technical engineer teams . Our factory have an unique technical called mirror polishing which improve
our products more smooth , bright than other competitors.
Delivery:
Custom OEM will be shipped within 15 days after determining the parameters
The samples will be shipped within 3 days
Quick Delivery Via Fedex,DHL,UPS,TNT Etc.
Support customer to designate shipping company
For more informations (the price,delivery time,moq etc)about the ceramic plates, please contact us or email:admin@cerampart.com
CEO: Admin deng
Dongguan Mingrui Ceramic Tech. Co. Ltd.
Add: No.21 Chuangxing Rd., 2nd Industrial Zone of Shangsha,
Chang'an town, Dongguan city, Guangdong, China 523867
Email: admin@cerampart.com
FAQ
1. Monthly Capacity: 50,000-60,000 pcs;
2. Material: OEM or as per your suggestion;
3. Lead time: about 7-20 days, pls confirm the quantities required;
4. Incoterm: FOB, CFR, CIF;
5. Delivery Cost: It is determinated by the destination port;
6. Payment Term: PayPal; T/T; L/C.
7. Shipment: by sea, by air, by courier, by post, etc.
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Al2O3 Advanced Technical Ceramics Aluminum Oxide Sleeve Bushings Images
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