About Precision Thin Metals

The Precision Thin Metals (PTM) division of Arnold Magnetic Technologies provides its customers with rolled thin and ultra-thin magnetic and non-magnetic specialty alloys which are used in high-efficiency motors, generators, batteries and emerging technologies that require lighter, smaller and more efficient system designs. Arnold’s PTM division serves customers in Aerospace & Defense, Oil & Gas, Energy, Battery, Motor/Transformer, Automotive, and Industrial markets.

Our range of ultra-thin magnetic and non- magnetic materials  include

The Precision Thin Metals division is ISO 9001, AS9100 and Nadcap certified. Many of its alloys are DFARS compliant and meet ITAR regulations. Our silicon steel materials meet IEC 60404-8-8 specifications.

Download the Precision Thin Metals Capabilities datasheet.

Our goal is to work closely with our customers to provide or co-develop engineered solutions for your most demanding applications. At PTM, our manufacturing processes allow us to control the properties of a wide range of materials to meet your required specifications. Contact the PTM team for help choosing the best material for your design.

PTM Location & Sales Contact

Manufacturing Location

Precision Thin Metals Division
300 N. West Street
Marengo, IL 60152 USA

Toll Free: 800-545-4578

800-545-4578 FREE


North America Sales
International Sales
(+41) (0) 56 464 21 00(+41) (0) 56 464 21 00

You may also contact PTM via the web.

To explore employment opportunities at Arnold Magnetic Technologies and/ or the Precision Thin Metals division, please visit our corporate careers page.