Capitol Coil Inc.

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Schaumburg, IL

Capitol Coil Inc. is a leading manufacturer of high-quality springs, providing innovative solutions for a wide range of industries. With a rich history spanning over four decades, Capitol Coil has established itself as a trusted partner for clients seeking reliable and precision-engineered spring products.

Capitol Coil specializes in the design, production, and distribution of a diverse range of springs, catering to various applications and industries. Their extensive product catalog includes compression springs, flat springs, extensions springs, and torsion springs. These springs are widely used in automotive, aerospace, industrial equipment, and consumer electronics applications.

Capitol Coil manufactures precision wire forms tailored to meet specific customer requirements. These wire forms are used in a variety of applications, such as automotive seating, medical devices, and electrical components. Capitol Coil has a team of experienced engineers who collaborate closely with clients to understand their unique needs and design custom solutions. They utilize advanced software and simulation tools to ensure optimal performance and efficiency.

To ensure the highest level of quality and performance, Capitol Coil offers prototyping and testing services. They have state-of-the-art testing equipment and facilities to evaluate the durability, strength, and functionality of springs, providing valuable feedback for product optimization. They also offer custom packaging, heat treating, bar coding, CNC coiling, and grinding.

Capitol Coil Inc. stands as a trusted leader in the spring manufacturing industry, offering a wide range of high-quality springs and custom solutions. With their commitment to innovation, precision engineering, and customer satisfaction, Capitol Coil continues to forge strong partnerships with clients across various industries, enabling them to meet their unique spring requirements with confidence.

Spring Power Pages

Coil Springs

Coil Springs

A coil spring is an elastic element made of metal or heavy plastic in the form of curls or ringlets of round wire or cord that is wrapped around a cylinder. The winding of a coil spring can be loose or tight in a helical shape depending on the application for which it is made...

Compression Springs

Compression Springs

Coil springs called compression springs can store mechanical energy when they are compressed. These open-coiled, helical springs provide resistance to compressive loading. When these springs are...

Extension Springs

Extension Springs

Extension springs are helical wound springs that are so closely coiled together to create initial tension in the coils. This initial tension creates resistance against the force applied to its ends for extension. The initial tension helps determine how closely and...

Metal Springs

Metal Springs

Springs are a flexible machine element that store mechanical energy when subjected to tensile, compressive, bending, or torsional forces. When the spring is deflected, it stores energy and at the same time exerts an opposing force...

Torsion Springs

Torsion Springs

A torsion spring is a mechanical device that stores and releases rotational energy. Each end of the torsion spring is connected to a mechanical component. As the spring is rotated around its axis on one end, the winding of the spring is tightened and stores potential energy...

Wire Forming

Wire Forming

Wire forming is a method for applying force to change the contour of wire by bending, swaging, piercing, chamfering, shearing, or other techniques. The various techniques for wire forming can produce any type of shape, form, or configuration...

Contract Manufacturing

Contract Manufacturing Animation

Contract manufacturing is a business model where a company hires a manufacturer to produce its products or components. It is an outsourcing method for producing products by taking advantage of the resources and expertise of an...

Metal Mesh

Metal Mesh

The phrase "wire mesh" describes two- or three-dimensional structures constructed of two or more metallic wires connected by various techniques. In a wide range of settings, wire mesh products are...

Wire Racks

Wire Racks

A wire rack is a level wire form utilized to stock and exhibit a number of products, usually retail. The bottom surface on which such goods are stored is made of several latticed or interlaced metal strands...

Metal Forming Services

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