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Alumina Ceramic Screw - High Quality Insulation And High Temperature Resistance

fine ceramics

Alumina Ceramic Screw - High Quality Insulation And High Temperature Resistance

Item Number : KM-C011

Price varies based on specs and customizations


Material
Aluminum Zirconium Oxide
Specification
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Application   

Alumina ceramic screws are made of high-purity alumina or silicon carbide. Known for its high hardness and strength. Withstands continuous use at temperatures up to 1,500°C. Has excellent heat resistance, chemical resistance and electrical insulation. Ceramic components can withstand extreme temperatures without significant deformation or loss of mechanical properties. They are electrically insulating and lightweight compared to metal parts.

  • Aerospace: Used for insulation, anti-interference, light weight and high temperature resistance on electronic equipment.
  • Electronics: provide insulation, anti-interference, lightweight and other properties for electronic equipment.
  • Medical equipment: non-magnetic, environmental protection, insulation, anti-interference, enhanced safety.
  • Petrochemical industry: high temperature resistance, chemical resistance, corrosion resistance, prolonging the service life of equipment.
  • Communication: insulation, non-magnetic, improve the safety of communication equipment.
  • Shipbuilding: resistant to acid, alkali and corrosion, prolonging the service life of equipment.

Other applications include:

  • Precision shafts in high wear environments.
  • Roller and ball bearings enhance performance.
  • Abrasion-resistant lining to protect equipment.
  • Semiconductor parts with high temperature resistance, electrical insulation and corrosion resistance.
  • Mechanical parts have advantages over traditional materials.
  • High temperature and high pressure electrical insulator.
  • Wire and wire conduit with insulation and temperature resistance.
  • Mechanical seals effectively seal and prevent leaks.
  • Professional applications in aerospace, automotive, electronics, semiconductor manufacturing, chemical processing and high temperature equipment.

Detail & Parts

High-quality alumina ceramic screws detail 1High-quality alumina ceramic screws detail 2High-quality alumina ceramic screws detail 3High-quality alumina ceramic screws detail 4High-quality alumina ceramic screws detail 5High-quality alumina ceramic screws detail 6High-quality alumina ceramic screws detail 7

Technical specifications

Measurement unit: L*K*Smm K:head thickness; L:thread length; S:the length of the opposite side; D:Thread Diameter/Specification.

M16 External hexagon 100*9.2*24.2 7.*9.2*24.2 40*9.2*24.2
M14 External hexagon 80*10*22 50*7.6*21.9 40*9.9*21
M12 External hexagon 75*8.1*18.8 50*10.3*18.3 25*10.3*18.4 15*10*21.2
Inner hexagon 50*10.5*17.2 35/25*10.4*17.1 15*12.2*18.1 14*12.2*18
M10 External hexagon 70*7*16.8 35*6.6*16.6
Inner hexagon 50*9*14.8 35*9.1*14.8
M8 Inner hexagon 70*5.6*14 50*4.5*11.7 35*5.3*12.9 25*5.3*12.9
Inner hexagon 50*7.6*12.3 35*7.9*12.3
Flat head inner hexagon 30*-*13.8
"+"Type 20*-*14.2
M6 External hexagon 55*5.2*9.7 40*4.3*9.6
Inner hexagon 40*5.8*9.8 25*5.9*10 15*5.9*10
"+"Type 40*-*12
Outer hexagon "__" type 25*3.9*9.8
Round head "__"type with hole 20*4.8*10
Inner hexagon 15*-*9.8
M5 External hexagon 25*3.5*8 20/15*3.6*8 10/12*3.6*7.6 5*3.6*8
Inner hexagon 35*4.7*7.8 25/20*4.9*8.1 15/12*4.9*8.1 10/5*4.9*8.1
Round head "+"type with hole 25*-*8.6 20*-*8.5 12*-*8.5
Round head Inner hexagon 25*2.*9.3 12*2.8*8.6
Round head "__" type 10*3.4*7.9
"+"Type 10*-*8.9
Round head "__" type with hole 6/15*3*10
M4 External hexagon 20*3.2*6.8 15*3.3*6.8 10*3.2*6.8
Inner hexagon 25*4*7 20*4.1*6.9 15*4.1*6.8 10*3.2*6.8
Inner hexagon 25*-*8.5
"+" Type 12*-*8.4
Round head "__" type 8*2.9*7 5*2.1*9.3
Round head "+"type with hole 3*4.5*8.9
M3.5 "+"  Type 9*-*5.3
M3 External hexagon 10*3*5.5 30*3*5.4
Inner hexagon 30*3*5.4 20/25*3*5.4 15/10*3*5.4 8*3*5.4
"+" Type 15*-*5.2 6*-*5.6
Round head "+"type 6.5*2.7*5.5
M2.5 "+" Type 9*-*4.5 6*-*3.9
M2 Flat head  "__" type half teeth 22*1.4*3.8
Inner hexagon 14*1.9*3.8
Flat head  "__" type 10*1.4*3.8
"+"thread 8*1.6*3.5
 Round head "+" type 8*1.5*3.5
External hexagon 6*1.6*3.8
"+" Type 6*-*4.2

The produce we show are available in different sizes and custom sizes are available on request.

Advantages

  • Good insulation performance, high temperature resistance.
  • high strength.
  • High hardness and wear resistance.
  • Low to moderate corrosion.
  • Low corrosion, high temperature resistance.
  • Excellent electrical insulation.
  • Chemical stability and corrosion resistance.
  • Meet diverse technical requirements.

FAQ

What are the main applications of fine ceramics?

Fine ceramics are used in various applications including tableware, cookware, wall tiles, and sanitaryware. They are also used in structural ceramics like bricks and roof tiles, refractories such as furnace and kiln insulation, metal crucibles, and in advanced technical ceramics for high-temperature applications.

What are engineering ceramics?

Engineering ceramics are advanced ceramic materials designed for specific mechanical, thermal, electrical, and chemical properties. They are used in applications requiring high performance under extreme conditions.

What are advanced ceramics?

Advanced ceramics are specialized ceramic materials with enhanced properties such as high strength, high temperature resistance, and excellent electrical conductivity. They are used in various industries due to their unique characteristics.

What are the main types of fine ceramics?

The main types of fine ceramics include alumina (Al2O3), zirconia, boron nitride (BN), silicon carbide (SiC), and silicon nitride (SiN). Each type has unique properties suitable for different applications.

What are the common applications of alumina crucibles?

Alumina crucibles have diverse applications in industries such as metallurgy, ceramics, chemistry, and materials research. They are commonly used for high-temperature processes, including melting, calcination, and sintering of metals, alloys, and ceramics. Alumina crucibles are also utilized in the production of catalysts, glass, and advanced materials. In laboratories, they are used for sample preparation, heating, and chemical reactions. Additionally, alumina crucibles find applications in thermal analysis techniques such as differential scanning calorimetry (DSC) and thermogravimetric analysis (TGA).

What are the main types of engineering ceramics?

The main types of engineering ceramics include alumina (Al₂O₃), zirconia (ZrO₂), silicon carbide (SiC), silicon nitride (Si₃N₄), and boron nitride (BN). Each type has unique properties tailored for different applications.

What are the main types of advanced ceramics?

The main types of advanced ceramics include alumina (Al₂O₃), zirconia (ZrO₂), silicon carbide (SiC), silicon nitride (Si₃N₄), aluminum nitride (AlN), and boron nitride (BN). Each type has specific properties suitable for different applications.

What is the principle behind fine ceramics?

Fine ceramics are made through a process involving high-temperature sintering of raw materials to form dense, strong, and durable materials. The specific properties of each type of ceramic are determined by the chemical composition and microstructure achieved during the sintering process.

What are the advantages of using alumina crucibles?

Alumina crucibles offer several advantages in high-temperature applications. Firstly, they have excellent thermal shock resistance, allowing them to withstand rapid heating and cooling without cracking. Alumina crucibles also have high chemical resistance, making them suitable for use with acids, bases, and other corrosive materials. They have low electrical conductivity, which is beneficial for preventing electrical interference in certain applications. Alumina crucibles are also inert and do not react with most substances, ensuring the purity of the materials being processed. Additionally, they have a long lifespan and can withstand repeated use at high temperatures.

What are the applications of engineering ceramics?

Engineering ceramics are used in various industries such as aerospace, automotive, electronics, and metallurgy. Applications include wear-resistant parts, high-temperature components, electrical insulators, and heat sinks.

What are the applications of advanced ceramics?

Advanced ceramics are used in various fields such as aerospace, automotive, electronics, medical devices, and industrial machinery. They are valued for their high performance in extreme environments, including high temperatures and corrosive conditions.

What are the advantages of using fine ceramics?

Fine ceramics offer several advantages including high temperature resistance, excellent electrical insulation, high hardness, wear resistance, chemical resistance, and low thermal expansion. These properties make them ideal for use in extreme environments and for specialized applications.

How should alumina crucibles be handled and maintained?

Proper handling and maintenance of alumina crucibles are crucial to ensure their longevity and optimal performance. When handling, it is important to avoid dropping or impacting the crucibles to prevent cracking or damage. They should be stored in a clean and dry environment to avoid contamination. Regular cleaning of the crucibles is necessary to remove any residual materials or impurities. This can be done using a soft brush, mild detergent, or solvents suitable for alumina. It is recommended to preheat the crucibles before use, especially when subjected to rapid temperature changes, to prevent thermal shock. Crucibles should be inspected for cracks, erosion, or other damage, and if any issues are found, they should be replaced to maintain the quality of the materials being processed. Following the manufacturer's guidelines for maintenance and handling is essential.

How do engineering ceramics differ from traditional ceramics?

Engineering ceramics are designed for specific high-performance applications, offering superior mechanical strength, thermal resistance, and chemical stability. Traditional ceramics are more commonly used for decorative and household purposes.

How are advanced ceramics manufactured?

Advanced ceramics are typically manufactured through processes like sintering, hot pressing, or isostatic pressing. These methods ensure the formation of a dense, uniform structure with desired mechanical and thermal properties.

What are the advantages of using alumina ceramics?

Alumina ceramics are known for their high hardness, wear resistance, and excellent electrical insulation. They also have good thermal conductivity and chemical stability, making them suitable for high-temperature applications.

What are the advantages of using advanced ceramics?

The advantages of advanced ceramics include high hardness, wear resistance, excellent thermal and electrical insulation, high temperature resistance, and chemical stability. These properties make them ideal for demanding applications.

Why are zirconia ceramics preferred in certain applications?

Zirconia ceramics are preferred for their high strength, toughness, and thermal shock resistance. They are often used in applications requiring durability and reliability under high stress and temperature conditions.

What is the difference between alumina and zirconia ceramics?

Alumina ceramics are known for their good electrical conductivity, mechanical strength, and high temperature resistance. Zirconia ceramics, on the other hand, are valued for their high strength, high toughness, and excellent wear resistance.

What makes silicon carbide ceramics suitable for high-temperature applications?

Silicon carbide ceramics have excellent thermal conductivity and high-temperature stability, making them ideal for applications in furnaces, heat exchangers, and other high-temperature environments.

Why are silicon carbide ceramics used in high-temperature applications?

Silicon carbide (SiC) ceramics are used in high-temperature applications due to their high-strength, low-density, and excellent resistance to high temperatures. They are also resistant to chemical corrosion, making them suitable for harsh environments.

How are boron nitride ceramics used in electronics?

Boron nitride ceramics are used in electronics for their excellent electrical insulation and thermal conductivity. They help in dissipating heat from electronic components, preventing overheating and improving performance.

What makes boron nitride ceramics unique?

Boron nitride (BN) ceramics are unique due to their high melting point, high hardness, high thermal conductivity, and high electrical resistivity. Their crystal structure is similar to graphene and harder than diamond, making them suitable for high-performance applications.

What is the manufacturing process of engineering ceramics?

Engineering ceramics are typically manufactured through processes like sintering, hot pressing, or chemical vapor deposition. These processes ensure the formation of dense, strong, and durable ceramic materials.

How do advanced ceramics contribute to energy efficiency?

Advanced ceramics contribute to energy efficiency by providing materials that can withstand high temperatures and corrosive environments in energy production and conversion processes. They help in reducing energy losses and improving the overall efficiency of systems.

Can engineering ceramics be customized for specific applications?

Yes, engineering ceramics can be customized to meet specific application requirements. This includes tailoring their shape, size, and material composition to achieve desired mechanical, thermal, or electrical properties.
View more faqs for this product

4.9

out of

5

I am impressed by their extreme wear and abrasion resistance, making them perfect for high-temperature applications.

Nelson Nelson

4.8

out of

5

I'm pleased with the low corrosion and high-temperature resistance, ensuring long-lasting performance.

Curtis Mitchell

4.7

out of

5

The delivery was incredibly fast! I received my order within just a few days, which is very impressive.

Manuel Lima

4.9

out of

5

These alumina ceramic screws are worth every penny! They are incredibly durable and have exceeded my expectations.

Liam Wilson

4.6

out of

5

The quality of these screws is top-notch, and they have significantly improved the performance of my equipment.

Isabella Garcia

4.8

out of

5

I'm amazed by the technological advancements in these screws. They are truly innovative and have solved many challenges I faced with traditional screws.

Ethan Carter

4.7

out of

5

The Alumina Ceramic Screws are a lifesaver for my high-temperature applications. They are reliable and have never failed me.

Sophia Rodriguez

4.9

out of

5

I'm blown away by the durability of these screws. I've been using them for months now, and they still look brand new.

Jackson Kim

4.6

out of

5

I highly recommend these screws for anyone working with high temperatures. They are a game-changer!

Harper Johnson

4.8

out of

5

The alumina ceramic screws arrived in perfect condition and were exactly as described. Very satisfied with the purchase.

Oliver Chen

4.7

out of

5

The screws are incredibly versatile and have found applications in various projects. Highly impressed with their adaptability.

Amelia White

4.9

out of

5

I've been using these Alumina Ceramic Screws for a while now, and they continue to perform exceptionally well. Highly recommended!

Lucas Brown

4.6

out of

5

The screws are easy to install and maintain, saving me valuable time and effort. I'm very pleased with this product.

Charlotte Davies

4.8

out of

5

I'm thrilled with the Alumina Ceramic Screws. They offer superior performance and have greatly enhanced the efficiency of my operations.

Benjamin Smith

PDF - Alumina Ceramic Screw - High Quality Insulation And High Temperature Resistance

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Catalog of Fine Ceramics

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Catalog of Fine Ceramics

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Catalog of Alumina Crucible

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Catalog of Engineering Ceramics

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Catalog of Advanced Ceramics

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