Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3

Place of Origin Hunan,China
Brand Name Antaeus
Certification /
Model Number AD-K030
Minimum Order Quantity Negotiation
Price Negotiation
Packaging Details Inner vacuum packaging, outside carton.
Delivery Time 15-45 days
Payment Terms T/T or Negotiation
Supply Ability Full Supply

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Product Details
Chemical 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
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Relay Housing Al2O3 Ceramic Insulator

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Aluminum Oxide Ceramic Insulator 3.6g/Cm3

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HRA85 Alumina Ceramic Insulator

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Product Description

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3

 

1. Description:

Advanced high preceision metallized ceramic relay housing with nickel coating and material is 95% or 96% alumina powder. It is easily

brazing with kovar and copper components directly and has a outstanding hermetic sealing with hydrogen gas filling after brazing.

 

2. Feature Advantages:

1) High elasticity modulus

2) High compressive strength.

3) Anti corrosion

4) Abrasion resistance

5) High hardness and high density

6) Low thermal conductivity

 

3. Material Features / Properties:

Composite (wt %) 99% 99.5% 99.8%
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

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 0

 

6. Application Fields:

New energy vehicles, charging piles, solar power generation, energy storage and power storage system, electric vehicle power system and so on.

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 1

 

7. Production Facilities: Prilling Tower , Forming Machine , High Temperature Sintering Kiln

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 2

 

8. Detection Devices:

Electric Performance Tester , Film Thickness Analyzer , Granulometer , Helium Mass Spectrometer Leak Detector , Universal Pull Force Meter

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 3

9. Order Flow Steps as belows: Inquiry ---Quotation --- Place an order --- Production --- Delivery

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 4

 

 

10. Our advantages: Quality Assurance ; Price Competitive ; Factory Supply Directly ; Good Service

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 5

11Shipping and Package:

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 6

12. Our aimed market:

Relay Housing Al2O3 Aluminum Oxide Ceramic Insulator 3.6g/Cm3-3.9g/Cm3 7

 

Notes:Above information only for reference and please contact with us for more details freely when you have any inquiry!

 

 

Loudi Antaeus Electronic Ceramic Co.,Ltd

Factory address:Loudi Economy and Technological Development Zone,Hunan,China.

Contact person:Alice Deng

Tel:+8615073852630 (wechat)

Mail: alice@andidz.com

Skype: alicedeng0629