- Material grade (S240, S280, S300, ...) or magnetic properties, such as (BH)max, Br, coercivity iHc and bHc...
- Sizes, shapes (block, disc, cylinder, ring, segment...), and tolerances (send drawings if possible),
- Magnetization direction (thinck, axial ...),
- Maximium working temperarture (250°C or 350°C),
- Quantity (Annual quantity, lot size samples quantity...),
- Other requirements (target prices, packing method, delivery time...)
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