95% Alumina Based Ceramics Case

Place of Origin Hunan,China
Brand Name Antaeus
Certification /
Model Number AD-A012
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

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.

x
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
High Light

95 Percent Alumina Based Ceramics

,

Relay alumina based ceramics

,

95 Percent metal to ceramic brazing

Leave a Message
Product Description

Alumina ceramic components / relay ceramic assemblies / ceramic - metal brazed contactor / metallized  brazed ceramic parts for relay contactor

 

1. Description:

Antaeus has worked with numerous companies to help develop critical components that are used in the aerospace industry. Based off of the customer’s print we help them create specialized components, to tight tolerances, that fit in the packages they supply. Our engineering team along with our manufacturing capabilities allow us to provide custom components, from one-offs to hundreds of thousands of parts, which are used in specialized assemblies in the aerospace industry.

The components we manufacture are used in a variety of aerospace applications such as: Satellites ; Missile Guidance / Detonation Systems ; Instrument / Control Systems ; Engine & Exhaust Systems ; Thermal Barriers.
 

2. Feature Advantages:

1) Good advanced ceramic materials

2) High welding sealing performance

3) High hardness and high density

4) Low thermal conductivity

5) Chemical inertness

6) Good wear resistance

 

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

95% Alumina Based Ceramics Case 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.

95% Alumina Based Ceramics Case 1

 

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

95% Alumina Based Ceramics Case 2

 

8. Detection Devices:

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

95% Alumina Based Ceramics Case 3

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

95% Alumina Based Ceramics Case 4

 

 

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

95% Alumina Based Ceramics Case 5

11Shipping and Package:

95% Alumina Based Ceramics Case 6

12. Our aimed market:

95% Alumina Based Ceramics Case 7

 

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