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Hunan Yuanhong New Materials Co.,Ltd
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Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic

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Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic

Brand Name : YH

Model Number : Yh

Certification : ISO，CE，ROHS

Place of Origin : CHINA

MOQ : 10

Price : Negotiated

Payment Terms : L/C,D/A,D/P,T/T,Western Union

Supply Ability : 10000pcs per month

Delivery Time : 10-30days

Packaging Details : by caront or wooden case

Applications : Electrical insulators, cutting tools, wear parts, biomedical implants

Dielectric Loss : 0.0002

Flexural Strength : 300 to 400 MPa

Color : White to off-white

Temperature Resistance : Up to 1600°C

Manufacturing Method : Dry Pressing or Isostatic Pressing

Surface Finish : Polished

Maximum Use Temperature : 1600°C

Tensile Strength : 200 MPa

Density : 3.8 to 3.95 g/cm³

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Manufacturer's Al2O3 Ceramic Electrical Alumina CNC Machining Service Industrial Ceramic

Electric Alumina Ceramic
Alumina (Al₂O₃) Electronic Ceramics: Powering the Core of High-Tech Electronics
Alumina (Al₂O₃) ceramic components are high-performance electronic ceramics crafted from ultra-pure aluminum oxide. Boasting exceptional hardness, superior thermal stability, outstanding chemical resistance, and unparalleled electrical insulation, these precision-engineered parts are the backbone of modern electronic systems.
In semiconductor manufacturing, they serve as reliable substrates and insulators that withstand extreme temperatures and corrosive environments. For medical electronics, their biocompatibility and electrical inertness ensure safe, stable operation of diagnostic and therapeutic devices. In industrial electronics, they enable high-voltage applications where traditional materials would fail. When your electronic devices demand uncompromising performance and durability, alumina electronic ceramics deliver.

Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial CeramicAl2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic

Application
Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic
Mechanical Properties
Properties
Unit
95%Al2O3
99%Al2O3
99.5%Al2O3
Colour
--
White
Yellow
Yellow
Density
g/cm³
3.7
3.85
3.9
Hardness
GPa
13.7
15.2
15.7
Compressive Strength
MPa
2000
2160
2350
Flexural Strength
MPa
280
310
350
Fracture Toughness
MPa・m1/2
3~4
3~4
4.5
Modulus of Elasticity
GPa
320
360
370
Poissons Ratio
--
0.23
0.23
0.23
Thermal Properties
Properties
Unit
95%Al2O3
99%Al2O3
99.5%Al2O3
Maximum Use Temperature
℃(No load)
1650
1650
1650
Thermal Conductivity @ 20°C
W/(m・K)
24
29
32
Thermal Expansion a at 20–400°C
1 x 10-6/°C
7~8
7~8
7~8
Specific Heat
J/(kg・K)
780
790
780
Thermal Shock Resistance
℃(Put in water)
200
200
200
Electrical Properties
Properties
Unit
95%Al2O3
99%Al2O3
99.5%Al2O3
Dielectric Constant
1MHz
9.4
9.9
9.9
Dielectric Strength
V/m
15 x 10 6
15 x 10 6
15 x 10 6
Dielectric Loss
1MHz
4 x 10 -4
4 x 10 -4
4 x 10 -4
Volume Resistivity @ 25°C
Ω・cm
>10 14
>10 14
>10 14
Volume Resistivity @ 500°C
Ω・cm
>10 8
>10 8
>10 10
Various Types of Alumina Ceramic Sealing Ring
We Can Do OEM and 0BM According to Your Drawing and Requirements.
Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic

Features of alumina ceramic

* Relatively low density;
* Extremely high operating temperature;
* Very high hardness and compressive strength;
* Excellent electrical insulation properties;
* Corrosion and wear resistance;
* Biologically inert, food compatibility.

Alumina Ceramic Properties

The following only lists the performance parameters of the three most common aluminum oxide ceramics.
Normally, alumina ceramics are composed of these types
Packing
Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic
Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic
Al2O3 Electrical Alumina Ceramic CNC Machining Service Industrial Ceramic
FAQ
Q1. Do you provide product samples?
Yes, we provide samples subject to availability. A nominal sample fee may apply in some cases, and shipping costs are borne by the customer.
Q2. What are your accepted payment methods?
We accept T/T (bank transfer) in advance, Western Union, Alipay, and PayPal.
Q3. What is your typical delivery lead time?
Lead times vary depending on product requirements, including material selection, dimensions, and specific manufacturing processes.
Q4. Do you perform quality inspection before shipment?
Yes, we conduct 100% inspection of all goods prior to delivery to ensure they meet specified standards.
Q5. What other ceramic materials do you offer?
We supply a range of advanced ceramic materials, including Alumina, Zirconia, Aluminum Nitride,Boron Nitride, Silicon Nitride, Machinable Glass Ceramic, and related specialized ceramic

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