-
Alumina Ceramic Components
-
Ceramic Housing
-
Metallized Alumina Ceramics
-
Custom Ceramic Parts
-
Alumina Ceramic Insulator
-
Alumina Ceramic Rings
-
Pressure Sensor Ceramic
-
Advanced Technical Ceramics
-
Advanced Engineering Ceramics
-
Fuse Ceramic
-
Ceramic Connector Blocks
-
Electronic Ceramic Components
-
Magnetron Ceramic
-
Zirconia Ceramic Parts
-
Alumina Ceramic Rods
-
Mr.FarnReply very fast and easy to talk!
-
Mr.JacksonGood service and nice to talk.
HVDC Contactor 95% Al2O3 Alumina Ceramic Parts For Hybrid Vehicles
Contact me for free samples and coupons.
Whatsapp:0086 18588475571
Wechat: 0086 18588475571
Skype: sales10@aixton.com
If you have any concern, we provide 24-hour online help.
xChemical Ingredients | Al2O3 | Max. Use Temp. | 1650℃ |
---|---|---|---|
Bulk Density | 3.6g/cm3-3.9g/cm3 | Water Absorption | 0% |
ROHS Hardness | ≥85 | Flexural Strength | 358(52) - 550 Mpa(psix10^3) |
Compressive Strength | 2068(300) - 2600(377) Mpa(psix10^3) | Coefficient Of Thermal Expansion | 7.6 - 8.2 / 1X10^-6/℃ |
Coefficient Of Thermal Conductivity | 16-30.4 / W/m.K | Thermal Shock Resistance | 250℃ |
Dielectricity Constant | 9-9.7 / 1MHz.25℃ | Dielectric Strength | 8.3(210) - 8.7(220) / Ac-kV/mm(ac V/mil) |
Volume Resistivity | >10^13 Ohm-cm | ||
High Light | HVDC Contactor Al2O3 Ceramic Parts,Hybrid Vehicles Al2O3 Ceramic Parts,Electric Heating 95% Alumina Ceramic Parts |
95% Alumina Oxide Ceramics HVDC Contactor Alumina Ceramic Parts For Hybrid Vehicles
1. Description:
DC contactors are designed for switching DC current, DC circuit insolation and circuit protection. High-voltage DC contactors can be widely used in electric vehicles, hybrid vehicles, fuel cell vehicles, DC charging station, photovoltaic / wind energy generation systems, cloud server power, battery charging and discharging systems, UPS, AGVs, golf carts, Medical equipment, construction equipment and construction machinery, floor heating systems, DC voltage power control and mechanical equipment.
2. Feature Advantages:
1) High hardness and high density
2) Low thermal conductivity
3) Chemical inertness
4) Good wear resistance
5) High Fracture toughness
6) Widely apply for automotive ceramic sensor , ceramic heater ,electric heating
3. Material Features / Properties:
Color | White or Ivory | White or Ivory | White or Ivory | |
Density | g/cm 3 | 3.82 | 3.9 | 3.92 |
Hardness | HRA | 83 | 85 | 85 |
Flexural Strength | Mpa (psi*10 3 ) | 375 | 386 | 381 |
4. Technical Parameters:
Technical Parameters of Ceramics | ||||||||
Items | Test Conditions | Unit or Symbol | 99% AL2O3 | 95% AL2O3 | 90% AL2O3 | Zirconia | Steatite | Silicon Carbide |
Volume Density | -- | g/cm3 | ≥3.70 | ≥3.62 | ≥3.40 | ≥5.90 | ≥2.60 | ≥3.08 |
Tightness | -- | Pa·m³/s | ≤1.0×10-11 | ≤1.0×10-11 | ≤1.0×10-11 | - | - | - |
Liquid Permeability | -- | -- | Pass | Pass | Pass | Pass | - | |
Flexural Strength | - | MPa | ≥300 | ≥280 | ≥230 | ≥1100 | ≥120 | ≥400 |
Elastic Modulus | - | GPa | - | ≥280 | ≥250 | ≥220 | - | 400 |
Poisson Ratio | - | - | - | 0.20~0.25 | 0.20~0.25 | - | - | - |
Thermal Shock Resistance | 800℃( Room Temperature) Cycle: 10 times | Pass | Pass | Pass | - | - | - | |
Coefficient of Linear Expansion | 20℃~100℃ | ×10-6 K-1 | - | - | - | ≤8 | - | |
20℃~500℃ | ×10-6 K-1 | 6.5~7.5 | 6.5~7.5 | 6.5~7.5 | 6.5~11.2 | - | - | |
20℃~800℃ | ×10-6 K-1 | 6.5~8.0 | 6.5~8.0 | 6.3~7.3 | - | 4 | ||
20℃~1200℃ | ×10-6 K-1 | - | 7.0~8.5 | - | - | - | - | |
Coefficient of Thermal Conductivity | 20℃ | W/(m·k) | - | - | - | - | - | 90~110 |
1000℃ | ||||||||
Dielectric Constant | 1MHz 20℃ | - | 9.0~10.5 | 9.0~10 | 9.0~10 | - | ≤7.5 | - |
1MHz 50℃ | - | - | 9.0~10 | - | - | - | - | |
10GHz 20℃ | - | 9.0~10.5 | 9.0~10 | 9.0~10 | - | - | - | |
Volume Resistivity | 100℃ | Ω·cm | ≥1.0×1013 | ≥1.0×1013 | ≥1.0×1013 | - | ≥1.0×1012 | - |
300℃ | ≥1.0×1013 | ≥1.0×1010 | ≥1.0×1013 | - | - | - | ||
500℃ | ≥1.0×109 | ≥1.0×108 | -- | - | - | - | ||
Disruptive Strength | D.C | kV/mm | ≥17 | ≥15 | ≥15 | - | ≥20 | - |
Chemical Durability | 1:9HCl | mg/c㎡ | ≤0.7 | ≤7.0 | - | - | - | - |
10%NaOH | mg/c㎡ | ≤0.1 | ≤0.2 | - | -- | - | - | |
Grain Size | - | μm | - | 3~12 | - | - | - | - |
5. Process Flows:
Formulating --- Granulating --- Forming --- Sintering --- Grinding --- Inspecting --- Packing
6. Application Fields:
New energy vehicles, charging piles, solar power generation, energy storage and power storage system, electric vehicle power system and so on.
7. Production Facilities: Prilling Tower , Forming Machine , High Temperature Sintering Kiln
8. Detection Devices:
Electric Performance Tester , Film Thickness Analyzer , Granulometer , Helium Mass Spectrometer Leak Detector , Universal Pull Force Meter
9. Order Flow Steps as belows: Inquiry ---Quotation --- Place an order --- Production --- Delivery
10. Our advantages: Quality Assurance ; Price Competitive ; Factory Supply Directly ; Good Service
11. Shipping and Package:
12. Our aimed market:
Notes:Above information only for reference and please contact with us for more details freely when you have any inquiry!