MachineU > China Products > Chemicals
95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size
95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size
Specifications
Brand Name :
YH
Certification :
ISO,CE,ROHS
Place of Origin :
CHINA
MOQ :
10
Price :
Negotiated price
Payment Terms :
L/C,T/T,Western Union
Supply Ability :
10-20000
Delivery Time :
30days
Packaging Details :
By carton or wooden case
Applications :
Electrical insulators, cutting tools, wear parts, biomedical implants
Chemical Composition :
Al2O3 (Aluminum Oxide)
Volume Resistivity :
10^14 Ω·cm
Type :
Metallized ceramic
Corrosion Resistance :
High resistance to chemical attack
Dielectric Strength :
10 to 15 kV/mm
Shape :
Customizable (e.g. rods, tubes, plates)
Purity :
Typically 85% to 99.9%
Flexural Strength :
300 to 400 MPa
Properties :
Electric Insulation
Density :
3.8 to 3.95 g/cm³
Description

95% Alumina Ceramic Vacuum-Sealed Ceramic-to-Metal Assembly

Metallized ceramic bushings are the unsung heroes of reliable ceramic-metal connections – boasting excellent insulation and strong metallurgical bonding.

✅ Excellent insulation properties for high-performance applications

✅ Precise metallization process for perfect ceramic-metal combination

✅ Full range of standard sizes + custom shapes/sizes to meet your unique needs

Metallized Alumina Ceramic
Alumina (Al₂O₃) ceramic parts represent advanced engineering components manufactured from high-purity aluminum oxide. With
exceptional hardness, thermal stability, chemical resistance, and electrical insulation properties, these precision components
serve critical functions across semiconductor, medical, industrial, and high-tech applications where traditional materials fail to
perform.

95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size

Application

Applications:

Feed-through insulators

Power switches

Insulating discs

Traveling wave tubes

Insulator rings and cylinders

Vacuum interrupters

Headers

Windows

High-power receptacles

Power grid tubes

Precipitator products

X-ray tubes

Joining types:

Ceramic + Mo/Mn Metallized + plating Ni

Ceramic + Mo/Mn Metallized + plating Ag

Ceramic + Mo/Mn Metallized + plating Au

Ceramic + printing Ag

* Special types are available according to customer's drawings or samples.
95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size
Specifications
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 Metallized Alumina Ceramic
We Can Do OEM and 0BM According to Your Drawing and Requirements.
95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size

Ceramic-to-Metal brazing components are widely used in electrical engineering due to their good performance

for high-vacuum, high-voltage and high-pressure applications. We manufacture a large range of metalized

ceramic components with the latest technologies in order to meet the needs of our clients. Our metallizing

processes could be customized according to clients’ requirements.

Material :

· Insulator-Glazed Ceramic 95% or 99% Al2O3 (white or pink)

· Feedthrugh – Nickel, Kovar, Copper

· Weld Sheath/Flange-Nickel, Kovar, 304 Stainless Steel

Features:

· Feedthroughs are custom made to specifications that determined by the electrical, temperature, and environmental condition requirements.

· Standard parts are available

Characteristics

· High Abrasion Resistance

· High Mechanical Strength

· Pressures over 10,000 PSI

· High Temperature Usage

· Low Dielectric Loss

· Mass Spectrometer Leak Tested

· High Chemical Stability

Typical Applications:

· Aerospace

· Defense Industries

· Aviation

· Industrial Application

· Nuclear Equipment

Packing
95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size

95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size

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
Send your message to this supplier
Send Now

95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size

Ask Latest Price
Product Detail
Brand Name :
YH
Certification :
ISO,CE,ROHS
Place of Origin :
CHINA
MOQ :
10
Price :
Negotiated price
Payment Terms :
L/C,T/T,Western Union
Contact Supplier
95% Alumina Ceramic To Metal Assemblies Alumina Ceramic Parts Custom Size

Hunan Yuanhong New Materials Co.,Ltd

Verified Supplier
1 Years
hunan, changsha
Since 2016
Business Type :
Manufacturer
Main Products :
Alumina Ceramic Disc, Alumina Ceramic Tube, Zirconia Ceramic Bead
Total Annual :
10000000-30000000
Employee Number :
80~100
Certification Level :
Verified Supplier
Discover similar products
View More

Find Similar Products By Category:

Supplier Homepage Products Metallized Ceramics
MachineU China Products Chemicals
Contact Supplier
Submit Requirement