Kovar Wire Manufacturer, Supplier, and Stockists in India

Kovar wire is a nickel-cobalt iron alloy that is widely utilized in industrial manufacturing due to its unique properties and versatility. Its primary application lies in the production of electronic devices, particularly in the fabrication of packages for semiconductors and other sensitive components. Kovar's thermal expansion coefficient closely matches that of various glass and ceramics, making it an ideal choice for hermetic sealing. This compatibility ensures that Kovar wire is an essential material in the electronics industry, where reliability and performance are paramount.

The properties of Kovar wire are particularly noteworthy. It exhibits excellent mechanical strength, high corrosion resistance, and outstanding thermal stability, which are critical in high-temperature applications. It maintains its structural integrity under extreme conditions, making it suitable for use in environments that experience significant thermal cycling. Additionally, Kovar wire is well-known for its low magnetic permeability, which is beneficial in applications where magnetic interference must be minimized, such as in precision instruments and sensors.

One of the primary advantages of Kovar wire is its ability to be easily formed and machined into various shapes, allowing manufacturers to create customized components tailored to specific applications. Its weldability and solderability further enhance its appeal in the manufacturing process, facilitating the assembly of complex electronic devices. Moreover, Kovar's resistance to oxidation and chemical corrosion ensures longevity and reliability in harsh environments, thereby reducing maintenance costs and enhancing the overall lifespan of products.

In summary, Kovar wire stands out as a premium material in industrial manufacturing due to its exceptional properties and broad range of applications. From electronics to aerospace, its reliability and performance make it a preferred choice for engineers and manufacturers alike. As industries continue to demand high-performance materials, Kovar wire is poised to remain a critical component in the development of advanced technologies.

Specification Table

Specification	Kovar Wire
Material Grade	Kovar Wire
Standards	ASTM B163, ASME SB165
Form	Wire
Size Range	0.1 mm - 5 mm
Wall Thickness	0.5 mm – 2 mm
Length	Single Random
Density	8.4 g/cm³
Tensile Strength	690 MPa
Yield Strength (0.2% Offset)	450 MPa
Elongation	25%
Hardness	Rockwell B85
Melting Point	1350°C
Corrosion Resistance	Excellent in marine & chemical environments
Applications	Electronics, Aerospace, Automotive
Exported To	USA, Germany, Japan, South Korea

Chemical Properties Table

Chemical Element	Kovar Wire
Nickel (Ni)	29%
Chromium (Cr)	17%
Iron (Fe)	54%
Manganese (Mn)	1%
Carbon (C)	0.02%
Silicon (Si)	0.5%
Other elements	Cobalt (Co) 17%, Sulfur (S) 0.01%

Mechanical Properties Table

Mechanical Property	Kovar Wire
Tensile Strength (MPa)	690
Yield Strength (0.2% Offset, MPa)	450
Elongation (%)	25
Hardness (Rockwell)	B85
Modulus of Elasticity (GPa)	210
Poisson's Ratio	0.29
Shear Modulus (GPa)	80
Density (g/cm³)	8.4
Reduction of Area (%)	50
Ultimate Tensile Strength (MPa)	750

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