DBC Ceramic Substrate

DBC Ceramic Substrate 1.Good insulation 2.Lower medium spoilage 3.Used in all electric products 4.ISO certified supplier

Alumina Thin film metallized ceramic substrate

high quality al2o3 metallized ceramic substrate

DBC Ceramic  Substrate

thick film alumina ceramic substrate

metallized alumina ceramic substrate

Innovacera provides electronic ceramic substrate including Al2O3 (Alumina substrate) and AlN (Aluminum Nitride substrate). These ceramic substrate have good mechanical strength and abrasion resistance, high thermal conductivity , very stable in high temperature and corrosive chemical and excellent electrical insulation.

Substrates made from Alumina Ceramics

Alumina ceramic is kind of structural ceramics, with insulation resistance, voltage resistance, high strength, good thermal conductivity, dielectric loss, stable electrical performance characteristics. Used in electronic ceramic substrates, ceramic electrical insulation, vacuum devices, devices porcelain, spark plugs and other products. We can make the part by hot injection pressing, dry pressing, isostatic pressing and extrusion productive technology etc.

Overview of Main Physical Properties:

1.Good electrical insulation

2.High mechanical strength

3.Excellent wear resistance

4.Excellent corrosion resistance

5.Low dielectric constant

Overview of Main Applications:

1. High Power LED ceramic substrate

2. Microwave (Wireless Communication & Radar)

3. Semiconductor Process Equipment

4. Solar Cell

5. Hybrid Electric Vehicles

6. Flip chip/eutectic substrate

7. Sensor ceramic substrate

 

Different Kinds of Substrates: 

We can provide various kind of metallizations as below:

1.Thin Film Ceramic SubstrateThis product is widely used in circuit substrates for optical storage, optical communication, RF application, LED and various other uses.

2.Thick Film Ceramic Substrate

This product is widely used in circuit substrates for optical storage, optical communication, RF application, LED and various other uses.

Difference between thin & thick film patterns
Thin Film Patterns	Thick Film Patterns
Better pattern accuracyof +/-1%	Normal Pattern accuracyof +/-10%
Higher surface roughness of <0.3um	Poor surface roughness of 1~3um
Goodsurface adhesion in both Al2O3 and AlN	Good surface adhesion in Al2O3 but poor adhesion in AlN
Good alignment accuracy	Poor alignment accuracy
Higher materialstability (Cu layer)	Normal materialstability (Ag and glass mixture)

Conductivity Comparison of Various Materials
Materials	Conductivity(W/mK)
FR4	0.2
Al2O3	17-27
Aluminium Nitride(AlN)	160-230
Gold	315
Silver	425
Copper	398

 

 

Material Specifications&Properties

We can supply the products according to customer's drawings, samples and performance requirements.  

Material	Unit	Al2O3-997	Al2O3-993	Al2O3-850
Items
Al2O3	%	99.7	99.3	85
Density	g/cm3	3.95	3.88	3.2
Water Absorption	%	0	0.01	0.2
Flexural Strength	Mpa	450	350	200
20°C Leakage rate	Torr/L.sec	<10-11	<10-11	<10-11
High Temperature Curve	mm	1700°C  0.2mm is allowed	1600°C  0.2mm is allowed	1400°C  0.2mm is allowed
High Temperature Bonding		1700°CNot	1700°CNot	1700°CNot
20~1000°C Coefficient of Linear Thermal Expansion	mm.10-6/°C.m	8.6	8.2	8.2
Thermal Conductivity	W/m.K	25	25	10
Breakdown Voltage	KV/mm	20	20	15
20°C DC Volume Resistivity	Ohm/cm	1014	1014	1014
High Temperature Volume Resistivity	1000°C MΩ	≥0.08	≥0.08	≥0.08
	1300°C MΩ	≥0.02	≥0.02	≥0.02
1550°C Thermal Shock	—	Did not crack in 6 times cycle at 1550°C	Did not crack  in 6 times cycle  at 1550°C	Did not crack  in 3 times cycle  at 1300°C
Limit of Application	°C	1900	1800	1400
Max Manufacturing Length for Tube	mm	1600	1600	1600

Overall Production Process:

Factory Tour:

Quality Control/Assurance Standard:

We are ISO certified: ISO9001:2008    ISO14001:2004    OHSAS18001:1999

The constant goal of Innovacera is a superior level of quality and sevice at competitive prices. Particular attention is given to the production of individual customer parts for both large and small runs. We implement a very sophisticated Quality Control process which we have our own customers certify. All parts that pass through our facility are visually and dimensionally inspected as well as calibrated. Our engineering staff is available for counsel and recommendations that will satisfy your ceramic requirements.

Superior quality of products with reliance is our prime consideration.

Feel free to contact us if you need any other assistance about our products.

We care and provide what you want!

DBC Ceramic Substrate