125 Years of Engineering Solutions

Arnold: Innovating industry since 1895

Engineering Solutions Together

High performance magnets, assemblies and thin metals for demanding markets

Engineering Solutions Together

Trusted partner for defense and government projects.

Engineering Solutions Together

Materials for medical devices that save lives

Engineering Solutions Together

Technologies that protect the environment

Permanent Magnets & Assemblies

We fabricate and custom-produce a comprehensive line of permanent magnets specific to design requirements in a number of vertical markets, including: aerospace & defense, medical devices, motorsports and automotive.
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Precision Thin Metals

For many applications, there are performance, weight and efficiency advantages to using Precision Thin Metals. We produce thin and ultra-thin gauge metal strip and foil products in a variety of materials, rolled to two microns thin.
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We manufacture the highest-quality flexible magnetic sheets, strips, tape, and extrusions. Printable, flexible-magnet products are ideal for signage, displays, advertising and commercial printing.
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We work with you to design systems that will perform to your specifications. Our engineers focus on total system performance and often make design optimization recommendations to achieve higher performance and to improve manufacturability. From permanent magnets to complex magnetic assemblies and thin metals, our advanced materials, world-class manufacturing capabilities and diversified engineering talent provide you with comprehensive solutions for your application.

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Arnold is a US-based corporation, with several ITAR locations complying with DFAR throughout our supply chain. We leverage global resources, bringing vital materials and technologies to our customers in the Aerospace & Defense sector. Our non-traditional vendor status makes working with Arnold a win-win, meeting requirements while receiving world-class services and products.

About Us


Find what you need in our extensive library. We’ve published resources at every informational-need level, whether you need a quick calculation confirmed, you’re assembling an RFQ or you’re in the midst of an engineering block in your R&D.

Arnold’s global magnet manufacturing locations have the personnel, skills, tools, machinery and materials to produce precision magnetic systems to print, or custom design. Our vertically integrated processes streamline your project schedule.

Featured Publication

Recoma Stab: Temperature Compensated Rare Earth Magnets

The reversible magnetization changes in standard SmCo magnets are already quite low, which makes SmCo the material of choice in measuring systems such as electronic balances. In cases where even lower temperature changes are required, the family of Recoma Stab materials are available.

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Latest Blog

Statement Re: DFARS Compliant Neo

  In light of the NDAA enforcement that took effect Jan 1, 2020, Arnold is pleased to announce we are establishing a material supply chain with a compliant rare earth permanent magnet manufacturer to prevent disruption to our Aerospace & Defense customers. NDAA Compliant Neodymium Magnet Material Arnold is now able to supply NdFeB that […]

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