Ceramic Seal Face Wholesale

Home / Product / Industrial ceramics / Ceramic Seal Face
Ceramic Seal Face

Ceramic Seal Face

Alumina Ceramic is the widely used technical ceramic materials. It has high wear resistance, high mechanical strength, high temperature resistance, good thermal shock resistance, excellent electrical insulation. It is usually used for electrical insulators, wear resistant parts, ceramic parts for high temperature furnace etc. Alumina Ceramic can be made by different purities like 95%, 96%, 99%, 99.5%, 99.7% etc, their properties will have little difference accordingly. Leap industry provide different purity Ceramic what can be fit for the different requirement application area.
+86-0574-87023552 Contact Us

Technical Parameters

Operating Limits

Units

Alumina Ceramics

Alumina Ceramics

Alumina Content

wt%

≥ 99

≥ 95

Volume Density

g /cm3

3.85

3.70

Hardness  (HRA)

HRA ≥

88

86

Compressive Strength

MPa ≥

400

300

Maximum Temperature

℃ 

1500

1500

Air Tight Test

 

Pass

Pass

Thermal Shock Test

 

Pass

Pass

Coefficient Of Heat Expansion

×10-6/℃

8.2

7.5

Dielectric Constant

εr20℃, 1MHz

9.2

9.0

Dielectric Loss

tanδ×10-4, 1MHz

2

3

Volume Resistivity

Ω·cm 20℃

1014

1013

Puncture Strength

KV/mm , DC≥

20

20

Acid-resistance

mg/cm2 ≤

0.7

7.0

Alkali-resistant

mg/cm2 ≤

0.1

0.2

Abrasion Resistance

g/cm2 ≤

0.1

0.2

Compressive Strength

M Pa ≥

2800

2500

Flexural Strength

M Pa ≥

350

200

Elastic Modulus

G Pa

350

300

Poisson's Ratio

 

0.22

0.20

Thermal Conductivity

W/m·K( 20℃)

25

20

Visit our factory

Ningbo Leap seals Industry Co.,Ltd

As a professional wholesale Ceramic Seal Face suppliers and OEM/ODM Ceramic Seal Face company, Established in 2003, Ningbo Leap Seals Industry Co., Ltd is manufacturer and exporter of mechanical seals and sealing block which is made of  silicon carbide, tungsten carbide, stainless steel ,ceramic and so on. our Ceramic Seal Face of Leap industry are widely used in various industry fields, except for complete set of mechanical seals and their replaceable accessories, we also welcome your customized tungsten carbide, silicon carbide, ceramic products, and stainless steel such as ring, sleeve, oil seat, and all kinds of irregular or complex products.

we do not only provide you many kinds of the common style mechanical seals, but also help you to design, develop, study and produce the Ceramic Seal Face which you wanted.

We have built perfect quality management system according to ISO9001:2015. Through years of endeavors, the company has already become a leading OEM/ODM Ceramic Seal Face suppliers. It is well known for its determination to be a world-class enterprise. It is famous for its customization flexibilities, competitive prices and rigorous quality control practices. Ningbo Leap industry want to accelerate co-development with clients from all over the world and create our glorious future together.

Related Products

Contact Us

If you are interested in our customized sealing rings, please contact us！

Contact Us