uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23.5 x 40.5 x 14.7mm sold2026 Short-term temperature: 572 ℉ (

Short-term temperature: 572 ℉ ( about 300℃) Size: Length 108ft x Width 50mm x Thickness 0

Durable aluminum oxide grain for longer disc life and higher removal rates

aluminum or plastic

The sufficient quantity can easily meet your various needs

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uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23.5 x 40.5 x 14.7mm sold2026 Short-term temperature: 572 ℉ (uxcell Toroid Core, Ferrite Chokes Ring Iron Powder Inductor Ferrite Rings, Black 5pcs, 23. 5 x 40. 5 x 14. 7mm This is a ferrite ring, not a magnet. It has no magnetism. Iron powder core is generally stored near signals of place. It has the characteristics of isolating eddy current, low permeability and restraining interference. Used widely in power transformers, current transducers, instrument transformers, inductors, chokes, ballasts, voltage