Ohtama Co., LTD. – Specializing in permalloy, magnetic shielding, magnetic field measurement, heat treatment and magnetic field cancellation.

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Sales of materials produced by Ohtama

Ohtama sells heat treated permalloy sheets. We supply these sheets in sizes according to the customer’s request, so please contact our sales team and let us know your requirements.

Material Annealed permalloy (PC Grade : JIS C 2531)
Size 640mm X 900mm X 1.0mm

List of prices (including tax)

* This list is currently under preparation.


Product sizes tailored to your needs.

We will process and heat treat permalloy (PC Grade : JIS C 2531)s to your desired size, with a thickness from 0.1 mm to 3 mm.

* Delivery dates for products are negotiable.