Large Size 95% Al2O3 Alumina Ceramic Insulating Ring Wear Resistance Aluminum Oxide Gasket for Equipment

• Application: Industrial Ceramic
• Purity: 95%
• Type: Ceramic Rings
• Density: 3.9g/cm3
• Flexural Strength: Standard or Customized
• Sample: The Free Samples Can Be Supplied If There Are Sto
• Model NO.: HKCD04
• Certificate: RoHS
• Color: White, Ivory
• Dimension: Standard or Customized
• Electrical Insulation: Good
• Occasion: Petroleum Chemical Industry, Metallurgy
• Package: Professional Package or According to Requirements
• Breaking Strength: 250-300
• Dielectric Constant: 9-10.5
• Key Word: Alumina Ceramic Ring
• Key Word 2: Aluminum Oxide Ceramic Ring
• Material: Alumina Ceramic
• Transport Package: Wooden Boxes
• Specification: standard or customized
• Trademark: HB
• Origin: China
• Production Capacity: 5000

Product Description

 

Product Description

Large size 95% Al2O3 Alumina Ceramic Insulating Ring wear resistance aluminum oxide gasket for equipment

Alumina material is widely used in electronics, electrical equipment, instrument and apparatus, household appliances, electric vacuum device, communication equipment, temperature control switch, high-grade ceramic valve, faucet move sliding-vane, and other industries for precision components use and in the media with grinding and polishing.

Alumina ceramic ring
Size: According to your drawing
Density: 3.6-3.9g/cm3
Shape: According to your drawing
Alumina content : 95% ,99% ,99.5% ,99.7%
Working temperature : 1400-1650 degree

Feature of alumina ceramic ring


1.High Mechanical Strength

2.Good Electrical Insulation

3.High hardness

4.Excellent thermal stability

5.Good chemical stability and resistance

6.Resistance to wear and corrosive

 

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.