Arnold Magnetic Technologies
"Engineering solutions together"
Rochester, New York permanent-magnet manufacturer founded 1895; supplies RECOMA samarium cobalt and neodymium magnets, motors, and thin metal foils.
Arnold Magnetic Technologies is a manufacturer of permanent magnets, magnetic assemblies, electric motors, and precision thin metal foils headquartered in Rochester, New York. Founded in 1895 by electrical engineer Bion J. Arnold, the company operates as a subsidiary of Compass Diversified (NYSE: CODI).
Arnold's product lines include RECOMA samarium cobalt magnets such as the RECOMA 35E grade introduced in 2016, neodymium iron boron magnets, Alnico magnets, injection-molded magnets, Flexmag flexible magnetic sheet and strip, Arnon silicon steel laminations, and Wraptite carbon-fiber banding for high-speed rotor assemblies. These components go into electric motors, generators, actuators, and sensors for robotics, aerospace, defense, electric-vehicle, and industrial automation applications, and the company engineers rotor assemblies to customer specifications for high-speed, high-efficiency motor systems. Arnold's history traces to an 1898 patent for a magnetic clutch and includes wartime production of Alnico magnets for tank and fuze applications.
The company operates manufacturing facilities across the United States, the United Kingdom, Switzerland, China, and Thailand, and maintains ITAR-registered sites for aerospace and defense customers. In 2025 it marked its 130th anniversary with facility expansions in Woodstock, Illinois, and Thailand.
Primary type & automation activities this supplier delivers:
RECOMA Samarium Cobalt Magnets
High-temperature, power-dense samarium cobalt permanent magnets for motors, actuators and sensors.
High Speed High Efficiency Rotor Assemblies
Precision rotor assemblies with Wraptite carbon-fiber encapsulation for high-speed motors and generators.
Contact Arnold Magnetic Technologies
WEBSITE
https://www.arnoldmagnetics.com/PHONE
18005939127HEADQUARTERS
United States
Company Facts
Founded
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Primary Role
Component Supplier
Company Size
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Primary Region
North America
Annual Sales
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Funding Stage
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Funding Total
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Certifications & Memberships
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Robotics Automation AI
Chinese Academy of Sciences' Automation Institute Cuts Humanoid Robot Development Time to Two Weeks
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Robotics Automation AI
UBTECH Partners with FAW-Volkswagen to Enhance Humanoid Robots for Factory Logistics
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Robotics Automation AI
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Robotics Automation AI
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Robotics Automation AI
UBTECH and FAW-Volkswagen Collaborate on Humanoid Robots for Factory Logistics
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AI and Robotics
US Department of War Proposes $1.5 Billion Loan for Wolfspeed's Semiconductor Expansion
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Military
EOS Defense Systems USA Develops Slinger Counter-Drone System with 4D Radar Technology
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Military
Schneider Electric to Acquire PTC for $22.6 Billion to Enhance Industrial AI Capabilities
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Aerospace Artificial Intelligence Artificial Intelligence / Cognition Controllers Defense / Security Design / Development
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Pittsburgh Regional Alliance Convenes Nine CMU-Rooted Robotics Firms at Automate 2026
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CONSTRUCTION ROBOTICS | BUSINESS MODELS & INVESTMENT LANDSCAPE
Construction robotics attracted $4.4 billion in built environment tech funding through Q3 2025. SoftBank acquired ABB Robotics for $5.375 billion. RaaS is displacing capex models. AI-native platforms command 39x revenue multiples. This is where money meets machines.
