• Alumina ceramic parts
  • Alumina ceramic parts
  • Alumina ceramic parts

Alumina ceramic parts

  • Yunxing
  • China
  • Depending on product size and quantity
  • 3000-5000/month
1. High Hardness and Wear Resistance: Alumina ceramic parts possess exceptional hardness, making them highly resistant to wear and abrasion. This makes them ideal for applications in harsh environments where durability is essential. 2. High Temperature Resistance: Alumina ceramics parts can withstand extremely high temperatures, often exceeding 1500°C, without degrading. This property allows them to function effectively in high-temperature industrial processes, including furnaces and kilns. 3. Corrosion and Chemical Resistance: Alumina ceramics parts exhibits excellent resistance to most acids, alkalis, and other corrosive substances. This makes it suitable for use in chemically aggressive environments where other materials may deteriorate. 4. Electrical Insulation: Alumina ceramics parts are excellent electrical insulators, with high dielectric strength. They are widely used in electronic components, electrical insulation systems, and high-voltage applications. 5. High Mechanical Strength: Alumina ceramics parts has a high strength-to-weight ratio, offering structural stability even under significant mechanical stress. This makes it useful in mechanical and structural components that require both strength and lightweight properties. 6. Biocompatibility: Alumina ceramics parts is chemically inert and biocompatible, making it an excellent material for medical implants and devices used in biological environments.

Alumina Ceramic Parts


Alumina Ceramic

Advantages of Alumina Ceramic Parts

1. High Hardness and Wear Resistance: Alumina ceramic parts possess exceptional hardness, making them highly resistant to wear and abrasion. This makes them ideal for applications in harsh environments where durability is essential.

2. High Temperature Resistance: Alumina ceramics parts can withstand extremely high temperatures, often exceeding 1500°C, without degrading. This property allows them to function effectively in high-temperature industrial processes, including furnaces and kilns.

3. Corrosion and Chemical Resistance: Alumina ceramics parts exhibits excellent resistance to most acids, alkalis, and other corrosive substances. This makes it suitable for use in chemically aggressive environments where other materials may deteriorate.

4. Electrical Insulation: Alumina ceramics parts are excellent electrical insulators, with high dielectric strength. They are widely used in electronic components, electrical insulation systems, and high-voltage applications.

5. High Mechanical Strength: Alumina ceramics parts has a high strength-to-weight ratio, offering structural stability even under significant mechanical stress. This makes it useful in mechanical and structural components that require both strength and lightweight properties.

6. Biocompatibility: Alumina ceramics parts is chemically inert and biocompatible, making it an excellent material for medical implants and devices used in biological environments.


Applications of Alumina Ceramic Parts

1. Electrical and Electronic Components: Alumina ceramic parts are used in insulators, circuit boards, and substrates for semiconductors due to their excellent electrical insulation properties and high thermal conductivity.

2. Mechanical Seals and Bearings: The hardness and wear resistance of alumina ceramics parts make them ideal for manufacturing mechanical seals, bearings, and valve components used in heavy machinery and high-wear environments.

3. Furnace and Kiln Components: Alumina ceramic parts are widely used in high-temperature applications such as furnace linings, kiln furniture, and thermocouple protection tubes, where resistance to thermal shock and high heat is required.

4. Medical Devices: Due to its biocompatibility, alumina ceramics parts are used in prosthetics, dental implants, and surgical instruments that must remain stable and non-reactive within the human body.

5. Chemical Processing Equipment: The chemical resistance of alumina ceramics parts makes it suitable for use in chemical processing industries, particularly in applications where equipment is exposed to corrosive substances.

6. Automotive and Aerospace Components: Alumina ceramics parts are utilized in high-performance automotive and aerospace applications, including engine parts, sensors, and fuel injection components, due to their ability to withstand high temperatures and harsh conditions.


Performance index 

Alumina ceramic performance index  (Notice of Correct in Leakeage Rate)

NO.

Property

Unit

Alumina

1

Al2O3

%

>99.3

2

SiO2

%

3

Density

g/cm3

3.88

4

Water absorption

%

0.01

5

Compressive strength

MPa

2300

6

20℃ leakage rates

TorrL/sec

>10-11=1.33322×10-12Pam3/sec

7

Twisting in high temperature

mm

0.2 allowed in 1600℃

8

Bonding in high temperature


not bonded in 1600℃

9

20—1000℃ coefficient of thermal expansion

mm.10-6/℃.m

8.2

10

Thermal conductivity

W/m.k

25

11

Electric insulation strength

KV/mm

20

12

20℃direct current

insulation resistance

Ohm/cm

1014

13

High-temperature

insulation resistance

1000℃ MΩ

≥0.08

1300℃ MΩ

≥0.02

14

Thermal shock resistance


4 times not cracked in 1550℃

15

Maximum working temperature

1800

16

Hardness

Mohs

9

17

Flexural strength

Mpa

350

Composition table

NAMECONTENT(%)
Al2O399-99.3(99.5)
SiO20.3-0.5
CaO+MgO0.2-0.3
K2O+Na2O0.2-0.35
Fe2O3<0.1
OTHER<0.05

Our factory

Jinzhou Yunxing Industrial Ceramics Co., Ltd. was established in 2000, mainly producing various types of tubular ceramic products and various industrial parts with alumina content above 99.3%. The factory covers an area of 4000 square meters.
The company's main products are: alumina ceramic tubes, alumina ceramic crucibles, alumina ceramic rods, alumina ceramic boats, alumina ceramic plates, alumina ceramic parts, etc.

The company currently has 3 1800 ° C high-temperature furnaces and 2 1400 ° C low-temperature kilns independently designed and manufactured. The molding process is mainly based on grouting molding, and has other molding process equipment such as extrusion and hot die casting.
The company has 105 employees, including one senior ceramic engineer, three engineers, six overseas sales staff, and four professional after-sales staff.

Alumina

FAQ

Q1. What is the difference between ceramic and alumina?

A1. Ceramics are non-metallic, inorganic materials that are typically composed of a combination of metallic and non-metallic elements. Alumina is a type of ceramic oxide, specifically an oxide of aluminum. It is widely used in various applications due to its excellent mechanical, thermal, and electrical properties.


Q2. What is alumina ceramic parts used for?

A2. Because of their excellent chemical stability, alumina ceramics are used widely in acid-resistant pump impellers, pump bodies, acid-carrying pipe linings and valves. Aluminum oxide ceramics are used in the manufacture of textile wear parts and knives. This is due to their extreme hardness and wear resistance.


Q3. Is alumina ceramic parts hard?

A3. Alumina is a very hard ceramic that is excellent at resisting abrasion and is ideal for wear-resistant inserts or products.

Alumina ceramic parts

Certificate

Alumina Ceramic Alumina

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Alumina ceramic parts

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