Machinable Aluminum Oxide Rod

Place of Origin Hunan,China
Brand Name Antaeus
Certification /
Model Number AD-B005
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
Product Name Alumina Ceramic Rods / Aluminum Oxide Insulation Rods For Battery AL2O3 Content 90% - 99%
Tensile 30 Kpsi - 32 Kpsi Flexural 55 Kpsi - 60 Kpsi
Compressive 300 Kpsi - 330 Kpsi Density 3.7 G/cc - 3.92 G/cc
Hardness 13.8 HV, Gpa - 18 HV, Gpa Thermal Conductivity 25 W/(m K) - 32 W/(m K)
C.O.T.E 75 In / In°C (x10^7) - 78 In / In°C (x10^7) Working Temperature 1500 °C - 1750 °C
Dielectric Constant 9.5 - 9.8 Volume Resistivity >10^14 Ohm-cm
Dielectric Strength 16 KV/mm - 20 KV/mm
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AL2O3 Aluminum Oxide Rod

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Machinable Aluminum Oxide Rod

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AL2O3 machinable ceramic rod

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Product Description

Alumina Ceramic Rods / Aluminum Oxide Insulation Rods for Battery

 

1. Description:

Alumina, or aluminum oxide Al2O3, with a molecular weight of 102, is the major source of aluminium in nature. Al2O3 has very high melting point, which is 2,072 °C and it is extremely hard. Alumina ceramic is the most common technical ceramic material and relatively traditional material. High purity aluminum oxide ceramics as a fine ceramic material is widely used in a lot of industries. This material has superb performances in electrical insulation, high thermal conductivity, high chemical resistance, good wear resistance and low thermal expansion.

Feature Advantages:

1) High hardness and high density

2) Low thermal conductivity

3) Chemical inertness

4) Good wear resistance

5) Lower medium spoilage

6) Stiffness texture

 

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 --- Printing --- Nickel Plating --- Assembing --- Brazing --- Inspecting --- Packing

Machinable Aluminum Oxide Rod 0

 

6. Application Fields:

Widely apply for new energy vehicles, charging piles, solar power generation, energy storage and power storage system, electric vehicle power system and so on.

Machinable Aluminum Oxide Rod 1

 

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

Machinable Aluminum Oxide Rod 2

 

8. Detection Devices:

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

Machinable Aluminum Oxide Rod 3

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

Machinable Aluminum Oxide Rod 4

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

Machinable Aluminum Oxide Rod 5

11.Shipping and Package:

Machinable Aluminum Oxide Rod 6

12. Our aimed market :

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