4 mm Thickness High Purity 99% Alumina Al2O3 Ceramic Substrate for Electrical Equipment

• Customization: Available
• Application: Industrial Ceramic
• Material: Al2O3, Alumina Ceramic
• Model NO.: HKCD02
• Thickness: 4 mm
• Size: Customized
• Surface Finish: Polished
• Surface Roughness: Ra0.2-0.8um
• Density: 3.6-3.9g/cm3
• Alumina Content: 95%, 99%, 99.5%, 99.7%
• Working Temperature: 1400-1650 Degree
• Tolerance: +-0.2mm
• Feature: High Mechanical Strength
• MOQ: 10
• Delivery Time: Within 15 Days
• Shipping: Air Express
• Key Word: Alumina Ceramic Board
• Key Word 2: Aluminum Oxide Ceramic Sheet
• Purity: 99%
• Type: Ceramic Plates
• Transport Package: Carton
• Specification: customized
• Trademark: HB
• Origin: China
• Production Capacity: 100000

Product Description

Product Description

4 mm Thickness high purity 99% Alumina Al2O3 Ceramic Substrate for electrical equipment

This alumina aluminum oxide ceramic substrate has the characteristics of high melting point,high hardness and excellent wear resistance.And the hardness of ceramic patch is second only to the hardness of diamond,and the surface is smooth and frictionless.

material	99% alumina
Size	Customized
Color	Ivory
Surface roughness	Ra0.2-0.8um
Tolerance	±0.2mm
Application	It is widely used in Protective lining plate, refactory heating plate.

 

More details

 

Feature of alumina ceramic substrate
1. Extreme high temperature stability under reducing, inert and high vacuum condition under high temperature up to 1700C. 

2. Extreme wear and abrasion resistance. 

3. Chemical corrosion resistance under high temperature. 

4. High dielectric properties.

 

Application of alumina ceramic substrate
Alumina sheet is mainly used in large power equipment, IC MOS tube, IGBT chip heat conducting insulation, high frequency power supply, communication, mechanical equipment, strong current, high voltage, high temperature and other thermal heat insulation parts need products.

 

Material data sheet

 

Alumina content	Unit	95%	99%
Density	g/cm3	3.6	3.8
Water absorption	%	<0.4	<0.2
Firing temperature	°C	1600	1800
Hardness	HRA	70	80
Coefficientoflinearexpansion	*10-6/°C	5.5	5.3
Dielectric constant		9	10.5
Volume resistivity	Ω·cm		1013
Breakdownvoltage	KV/mm	14	15
Breaking strength	Mpa	250	300

 

About us

 

Based on quartz and ceramics, after more than 20 years development, Highborn Group has grown up to a modern enterprise in research, manufacture, processing and sales. We are mainly supplying quartz glass, cuvette, precise ceramics, porous ceramics,thick film resistor, ozone generator, metal fiber felt and we have been offering our products and services to our clients from more than 109 countries or regions.

We have 30 professional sales team, the team has rich sales experience,10 peoples have more than 10 years experience,8 peoples have more than five years experience. Full team vitality, strong cohesion, good division of labor and cooperation, strong sense of responsibility, to ensure the efficient operation of the business.

Certifications

 

Highborn Group is paying great attention to the product quality and technology research all the time. We have passed ROHS, CE,MSDS tests and also the ISO9001 authentication. We have 8 registered trademark and 25 patents. Also in 2020, we won the title of China High-tech Enterprise and Jiangsu Private Science and Technology Enterprises.

 

 

Packaging & Shipping

 

Packing Details	We will packing by plastic/ polybay and bubble bags first , and then into the foam box,finally into the wooden cases/ carton/pallet or customized package.Every package can be offered with English installation instruction.
Delivery Details	We can deliver by any courier, eg, TNT, UPS, FedEx, EMS etc.We can also by air, sea etc.We can choose the way according to the requirements of customers to ensure the most safe, efficient and convenient transportation.

Service

 

FAQ

 

1:What products and service can you offer us?

Answer: With the development more than 20 years, now we have 6 business division and we are supplying Quartz Glass (Tube, Rod, Plate and customized parts), optical glass and cuvette, and also various precise ceramics, porous ceramics and refractory ceramics. We have the full processing line for ceramic thick film resistors, far infrared ceramic glass heating panel, quartz tube/ceramic plate ozone generator and porous metal fiber felt. For all the products, we can design and customize according to the clients' demand.

 

2: Before mass order, can you offer samples? How will you charge for them?
Answer: We are willing to offer samples to lower your purchasing risk. Generally, if from inventory, we can deliver out within 3 days, however if need processing, we can deliver out within 15 days. For some difficult items, the delivery time will be decided by its grade of difficulty. For some low value items, we can offer free sample, however we would like you to afford the freight cost. For customized products, we need to charge the developing cost.

 

3: What test report or certificate can you offer? What achievements have you made in research and development?

Answer: Till the end of 2021, we have passed many ROHS, CE, MSDS tests and also the ISO9001 authentication. We have 8 registered trademark and 25 patents. Also we won the title of China High-tech Enterprise and Jiangsu Private Science and Technology Enterprises.

 

4: Do you have any agent in our area? Can you export your products directly?

Answer: Till the end of 2021, we haven't authorized any company or person as our regional agent. From 2008, we have the export qualification and professional export team, and till the end of 2021, we have exporting our products to more than 109 countries and regions, and our clients can contact us and purchase our products or service directly.

 

5: If the quality can not meet the requirement or any loss during the freight, how should we do?
Answer: We have strict QC test and professional QC team. We are always offering qualified products. If anything goes wrong, the quality can not meet requirement on the contract, we will reproduce the qualified products or refund the payment. We have the professional packing team and will pack the product in safe package for long distance delivery. If any loss during the freight, we hope you can assistant us to claim from the logistics company and we will arrange the replacement accordingly.