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Invar
CNC Machining Services

Material
Lead Time
5 – 22 Days
Cost

$$$

Machined Invar Description

Machined Invar is a nickel-iron alloy known for its strong thermal stability and precise dimensions. At Prototek, we use advanced CNC machining to make complex Invar parts accurately and consistently. We can create high-precision components for aerospace, scientific tools, or special industrial needs. Our skills in Invar machining ensure that your project meets the highest standards. You can count on our team for excellent quality and reliable performance.

Key Characteristics

Characteristics may vary depending on the grade/alloy.

  • Corrosion Resistance
  • Dimensional Stability
  • High Strength
  • Low Thermal Expansion
  • Magnetic at Temperatures Below Curie Point

Applications

  • Aerostructure Molds
  • Bimetal Thermostats
  • Clocks
  • Electronic Devices
  • Engine Valves
  • Measuring Devices
  • Seismic Creep Gauges 

Industries Utilizing Machined Invar

  • Aerospace & Defense
  • Automotive
  • Electronics
  • Optics
  • Sciences & Medical
Why should you choose machined Invar for your project?

Machined Invar is an excellent choice for your project because of its unique properties. This nickel-iron alloy has a very low thermal expansion rate, so it doesn’t change size much with temperature changes. Its stability and precision make it perfect for applications with tight tolerances, like optical instruments, scientific equipment, aerospace parts, and specialized manufacturing tools. With Prototek’s skill in precision machining, you can trust that your Invar parts will be made to high standards, ensuring your project’s success.

Finishes for machined Invar

Invar is a nickel-iron alloy that remains stable at different temperatures. To perform at its best, Invar needs specific finishing techniques. Prototek Digital Manufacturing focuses on precision machining to produce high-quality Invar parts with various finishes. We offer options like mirror polishing and detailed surface texturing based on your needs. Whether you need Invar parts for cryogenic applications, precision instruments, or aerospace projects, you can trust Prototek to deliver outstanding performance and appealing looks. Check out our finishing capabilities, and let us help you turn your Invar designs into reality.

Invar FAQs

What is Invar?

Invar is a nickel-iron alloy with a very low coefficient of thermal expansion. This means it does not change size much with temperature changes. Because of this, Invar is great for applications where precise measurements are crucial, like scientific instruments, precision machinery, and aerospace parts. Its strong thermal stability and ability to resist corrosion make it worthwhile for manufacturing.

What are the standard finishes for machined Invar?

Invar is a nickel-iron alloy known for its excellent thermal stability. At Prototek, we offer various finishing options to meet your needs. These include electroplating, anodizing, and different coatings to improve the surface of your machined Invar parts. Our skilled team will help you choose the best finish for optimal performance and appearance of your Invar components.

Advantages of machining Invar.

Machining Invar, a nickel-iron alloy, offers several benefits. It offers great thermal stability and a low rate of expansion with temperature changes, making it perfect for applications needing precise measurement, like optical and scientific instruments. Additionally, Invar is strong yet lightweight and resistant to corrosion, making it a top choice for parts in aerospace and defense.

Disadvantages of machining Invar.

Machining Invar, an iron-nickel alloy, can be challenging. Its low thermal expansion means it can warp and distort during machining. Invar is also harsh and abrasive, which can wear out tools quickly. Leading to more frequent tool changes and maintenance.

Invar Machining Alloys

Please contact us to inquire about our available grades and alloys. If you need something specific, we will do our best to meet your project’s needs.

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