China Ceramic Alumina Tube manufacturer

Direct Bond Copper DBC Ceramic Substrate , Aluminum Nitride Substrate

Product Details:
Place of Origin: Hunan, China
Brand Name: OEM
Certification: RoHS, REACH, ISO
Model Number: Customized
Payment & Shipping Terms:
Minimum Order Quantity: 50 Piece/Pieces
Price: Negotiable
Packaging Details: Inner package: EPE, bubble foam; Outer package: Exported carton
Supply Ability: 2000 Piece/Pieces per Day

Detail Information

Product Name: DBC Ceramic Substrate Material: Alumina
Type: Insulating Ceramics Purity Of Raw Material: 96% Alumina
Color: White, Pink Optional Metallization: Mo/Mn, W Optional
Type Of Plating: Nickle, Silver, Gold, Copper Plating Size: Customized
Item: Ceramic Substrate With Metallization Certificate: ISO9001:2008, SGS
Feature: High Bonding Strength And Insulation Usage: Electrical Circuit Board
Port: Shenzhen
High Light:

alumina wafer


aln ceramic substrate

Product Description

Direct Bond Copper  Alumina Metallized Ceramic DBC Substrate For Power Electronics

Why choose us?

1. Support custom made metalized ceramic substrates, whatever, it's prototyping project, or cost down.

2. With over 15 years of OEM, ODM manufacturing experience.

3. With in-house comprehensive production equipment from forming to the secondary process.

4. Competitive price with low-level MOQ request.

5. Free samples availability for stocked alumina metalized ceramic substrate.

Product Description


1. Conventional thickness: 0.5mm, 0.635mm and 1mm

2. Customized thickness, different width, and length are available.

3. Color: White, pink optional

4. OEM, ODM are welcomed. 

Prime features :

1. Excellent thermal cycle properties

2. High thermal conductivity

3. High-density, high electrical insulation, low electricity loss,

4. Good anti-corrosion properties

5. Small dielectric constant

6. High mechanical strength. 


widely used in thick film circuits large-scale integrated circuits, hybrid IC, semiconductor packages, chip resistors, networks resistor, focusing potentiometer, power modules, power hybrid circuits and other related fields of electronic industry                 


Material Data. Sheet


 Items Unit









SiC TiO2 Si3N4
Color   White Ivory Ivory White Black Black Gray
Density g/cm3 ≥3.60 ≥3.80 ≥3.85 ≥6.0 ≥3.21 ≥4.00 3.22
Water absorption % 0 0 0 0 0 0 0
Hardness HV 1500 1700 1700 1300 2500 800  
Flexural strength Mpa ≥320 ≥338 ≥379 1200 550 158 650
Compressive strength Mpa ≥2000 ≥2240 ≥2240 1990 3306 --- 2200
Max. service temperature
1550 1600 1675 850 1600 1000 1200
Thermal conductivity W/(m.K) 24 29 30 2.5 150 5 25
Ω.cm > 10^14 > 10^14 > 10^14 > 10^11 10^5 10^12 > 10^14
Insulation strength kV/mm 18 18 19 17 --- 3.93 16
Dielectric constant - 9.5 9.5 9.7 29 --- 95 8.2

Packaging & Shipping

 Direct Bond Copper DBC Ceramic Substrate , Aluminum Nitride Substrate 0Direct Bond Copper DBC Ceramic Substrate , Aluminum Nitride Substrate 1

Company Profile

Direct Bond Copper DBC Ceramic Substrate , Aluminum Nitride Substrate 2 



 Q1. Is it available to provide customize products?

A: We always support custom-made metalized ceramic substrate as per different dimensions, design and metallization and plating. 

Q2. When can I get the price?

A: We regularly quote within 24 hours after we get your inquiry. If you are in urgent need of getting the price, please call us or tell us in your email so that we will proceed with your inquiry as a priority. 

Q3. How long can I expect to get the sample?
A: After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 4 weeks. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account.

Q4. How long does the whole procedure being worked out?
A: After you place an order, the manufacturing time is about 25 working days.

Q5. How to ensure quality?

A: The dimension out of any batch will be carried out sampling inspection per International AQL standard. A 100% cosmetic inspection will be done. 

Q6. Are you a factory or trading company?
A: We are a professional manufacturer. We are warmly welcome clients from worldwide to visit our factory and cooperate with us.

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