vespel 21

Vespel 21 Solutions for Enhanced Durability | Singapore

Welcome to our comprehensive guide on Vespel 21, the high-performance plastic trusted for over 50 years to excel in demanding applications. Known for its durability and reliability, Vespel 21, also referred to as polyimide, offers a unique combination of properties that make it ideal for applications requiring low wear and long life in harsh environments.

With outstanding heat resistance, lubricity, dimensional stability, chemical resistance, and creep resistance, Vespel 21 has become a go-to material in industries such as aerospace, semiconductor processing, automotive manufacturing, and energy production. It can operate continuously from cryogenic temperatures up to 288°C, with excursions reaching 482°C, allowing it to thrive in extreme conditions.

What sets Vespel 21 apart is its excellent temperature, mechanical, and PV properties. Despite its remarkable properties, this material is lighter weight than standard metals and other engineering polymers, making it a cost-effective choice for numerous applications. Vespel 21 is available in various grades, each equipped with different specifications and machining guidelines to meet the specific requirements of your projects.

Whether you’re looking to enhance the performance of bearings, bushings, seals, or wear components, Vespel 21 is the solution you need. Its low wear, high strength, dimensional stability, chemical resistance, and thermal properties make it an ideal fit for a wide range of applications in various industries.

Vespel 21 Applications

Vespel 21, with its exceptional properties, finds application in a diverse range of industries. Its unique combination of low wear, high strength, excellent dimensional stability, chemical resistance, and thermal properties make it a preferred choice for various applications. Whether it’s in the aerospace, semiconductor, automotive, or energy industry, Vespel 21 delivers reliable performance in demanding environments.

Here are some key applications where Vespel 21 showcases its remarkable capabilities:

  • Bearings
  • Bushings
  • Insulators
  • Seals
  • Thrust washers
  • Wear rings
  • Wear pads
  • Wear strips
  • Tube clamps
  • Thermoplastic injection-molded parts
  • Assembled parts
  • Composite parts
  • Test sockets
  • Wafer guides
  • Glass handling technology
  • Wear components in centrifugal pumps, hydrocarbon, chemical, and water service pumps

Additionally, Vespel 21 proves its worth in critical applications such as:

  • Aerospace engines
  • Semiconductor manufacturing
  • Powertrain and thermal systems
  • Small electric motors and actuators
  • Automotive hydrogen systems

Vespel 21’s versatility and reliability make it an invaluable material for a wide range of applications. Its exceptional performance in these fields is a testament to its superior properties and durability.

Vespel 21 Applications

Industry Application
Aerospace Engines
Semiconductor Manufacturing
Automotive Powertrain and thermal systems
Automotive Hydrogen systems
Vespel 21 properties Chemical resistance, dimensional stability, low wear, thermal resistance

Vespel 21 Properties and Specifications

Vespel 21 is renowned for its exceptional physical and mechanical properties, making it well-suited for demanding applications. The material offers a wide range of benefits that contribute to its durability and reliability in various industries.

Key Properties of Vespel 21:

  • High Compressive Strength
  • Low Coefficient of Friction
  • Excellent Abrasion and Corrosion Resistance
  • Exceptional Dimensional Stability
  • Low Creep and Out-gassing
  • Lightweight yet Handles High Loads
  • Excellent Chemical, Electrical, Wear, and Thermal Resistance

Vespel 21 is engineered with high strength, stiffness, and dimensional stability, making it an ideal choice for applications that require resistance to hard vacuum, radiation, oxygen compatibility, cryogenic conditions, and exposure to flame. The material’s versatility is further enhanced by its ease of machining to very close tolerances, allowing for precise customization.

The specifications of Vespel 21 can be found in the data sheet provided by the manufacturer.

Add a table that showcases the properties and specifications of Vespel 21 in a visually engaging manner. Change the properties and specifications according to the available information:

Property Specification
Compressive Strength XX MPa
Coefficient of Friction XX
Abrasion Resistance Excellent
Corrosion Resistance Excellent
Dimensional Stability XX ppm/°C
Creep Resistance Low
Out-gassing Low
Weight XX g/cm³
Chemical Resistance Excellent
Electrical Resistance XX Ω-cm
Thermal Resistance XX °C

Vespel 21 Machining Guide

When machining Vespel 21, following specific guidelines is crucial to achieve optimal results. The machining guide provided by the manufacturer should be consulted for detailed instructions on cutting speeds, feed rates, tool selection, coolant requirements, and surface finishes. Vespel 21 can be machined using standard metalworking techniques, enabling the achievement of very close tolerances. To ensure dimensional accuracy and prevent excessive heat buildup, it is recommended to use sharp tools and maintain proper cooling during the machining process. It is important to note that the machining techniques for Vespel 21 may vary depending on the specific application, making it advisable to consult with the manufacturer or an expert to ensure the implementation of the best machining practices.

Machining Guidelines for Vespel 21

Cutting Speeds Feed Rates Tool Selection Coolant Requirements Surface Finishes
High cutting speeds are recommended for Vespel 21 to prevent chip buildup, achieve better surface finish, and minimize tool wear. Optimal feed rates ensure efficient material removal without imposing excessive stress on the tool. Selecting the appropriate cutting tools, such as single-point carbide tools or diamond tools, ensures precise machining and minimizes the risk of material damage. Coolants, such as air or water-based coolants, may be used during the machining process to dissipate heat and optimize performance. Proper surface finishes can be achieved by using sharp tools, controlling feed rates, and applying suitable finishing techniques such as polishing or buffing.

vespel 21 machining guide

Vespel 21 Thermal Properties

Vespel 21, a high-performance plastic, boasts exceptional thermal properties that allow it to withstand a wide range of temperatures. Its ability to operate continuously from cryogenic temperatures to 288°C, with short-term excursions up to 482°C, makes it well-suited for applications in extreme conditions. Additionally, Vespel 21 exhibits low thermal expansion, ensuring dimensional stability even at high temperatures. Its low conductivity makes it particularly useful in applications where heat insulation is required.

vespel 21 thermal properties

These thermal properties make Vespel 21 an ideal choice for high-temperature applications across various industries. Its ability to maintain dimensional stability and provide heat insulation contribute to its durability and reliability in harsh environments. Whether it’s aerospace, semiconductor manufacturing, or automotive hydrogen systems, Vespel 21’s thermal properties ensure optimal performance in demanding industrial applications.

Vespel 21 Chemical Resistance

One of the key advantages of Vespel 21 is its excellent chemical resistance. It is resistant to a wide range of chemicals, including acids, bases, solvents, and fuels. Vespel 21 does not dissolve in any solvents below 200°C, making it suitable for applications that require resistance to harsh chemical environments.

The material is also compatible with hydrocarbon, chemical, and water services, making it a reliable choice for pumps and other fluid handling systems. Vespel 21’s chemical resistance ensures durability and longevity in challenging industrial applications.

vespel 21 chemical resistance

Chemical Resistance Chart

Chemical Compatibility
Acids Excellent
Bases Excellent
Solvents Excellent
Fuels Excellent

Vespel 21 Price and Availability

The price of Vespel 21 can vary depending on the grade, size, and quantity required. It is advisable to request a quote from suppliers or manufacturers to get accurate pricing information. Vespel 21 is available in stock shapes such as sheets, rods, and tubes, as well as custom machined parts. It is important to consider lead times and production capabilities when evaluating the availability of Vespel 21 for specific projects. Suppliers and manufacturers may have different offerings, so it is recommended to contact them directly for pricing and availability inquiries.

Conclusion

Vespel 21 offers a range of solutions for enhanced durability in demanding industrial applications in Singapore. With its exceptional properties, such as high temperature resistance, low wear, chemical resistance, and dimensional stability, Vespel 21 is a reliable choice for various industries. Trustworthy for over 50 years, this material continues to outperform other engineering materials in the most severe conditions.

With Vespel 21’s availability in different grades, shapes, and sizes, it can provide tailored solutions to meet specific requirements. Whether you need bearings, bushings, seals, or wear components, Vespel 21 can handle it all.

Contact our suppliers or manufacturers for more information on how Vespel 21 can benefit your applications. Discover the unparalleled durability and performance that Vespel 21 solutions bring to your industrial needs in Singapore.

FAQ

What is Vespel 21?

Vespel 21, also known as polyimide, is a high-performance plastic renowned for its exceptional properties and durability in harsh environments.

What are the applications of Vespel 21?

Vespel 21 is widely used in various industries, including aerospace, semiconductor processing, automotive manufacturing, and energy production. It is commonly employed in bearings, bushings, insulators, seals, wear components, and more.

What are the properties and specifications of Vespel 21?

Vespel 21 possesses properties such as heat resistance, lubricity, dimensional stability, chemical resistance, and creep resistance. It can operate continuously from cryogenic temperatures to 288°C, making it ideal for demanding applications. Detailed specifications can be found in the material’s data sheet.

What is the machining guide for Vespel 21?

To ensure optimal results when machining Vespel 21, it is important to follow the manufacturer’s guidelines. These guidelines include cutting speeds, feed rates, tool selection, coolant requirements, and surface finishes. Close tolerances can be achieved using standard metalworking techniques.

What are the thermal properties of Vespel 21?

Vespel 21 can withstand a wide range of temperatures, operating continuously from cryogenic temperatures to 288°C, with short-term excursions up to 482°C. It exhibits low thermal expansion and offers low conductivity, making it suitable for high-temperature applications where heat insulation is required.

How does Vespel 21 resist chemicals?

Vespel 21 is resistant to a wide range of chemicals, including acids, bases, solvents, and fuels. It does not dissolve in solvents below 200°C, making it suitable for applications requiring resistance to harsh chemical environments.

What is the price and availability of Vespel 21?

The price of Vespel 21 can vary depending on factors such as grade, size, and quantity. It is recommended to request a quote from suppliers or manufacturers for accurate pricing information. Vespel 21 is available in stock shapes and can also be custom machined.

What are Vespel 21 solutions for enhanced durability in Singapore?

Vespel 21 offers a range of solutions for enhanced durability in demanding industrial applications in Singapore. Its exceptional properties make it a reliable choice in various industries. Contact suppliers or manufacturers for more information on how Vespel 21 can benefit your applications.

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