Required Specifications:
Material: Sm2Co17 (Samarium Cobalt 2:17 series) – High Temperature Grade (minimum 300 °C continuous)
Dimensions: 50 mm × 20 mm × 10 mm (± tolerance) — similar size options can also be suggested
Shape: Rectangular block (please confirm if available in custom size)
Operating Temperature: Continuous 300 °C or higher without significant magnetic loss
