Magnets Ring Ferrite, Dimension: 20x 5  mm, inner dia 6mm (Black) now available at sciencestore.pk

• Size: outer diameter: 32mm inner diameter: 18mm thickness/height: 6mm
• material: ferrite / ceramic
• color: dark grey / black properties:
• ferrite magnets can be used at high temperatures up to 250 degrees c resistance to demagnetization increases when heated resistance to demagnetization falls when used in negative temperature below – 40 degrees c
• Ferrite / ceramic magnets are widely used in school projects, households, toys, electronic equipment, loudspeakers, motors & generators, etc.
• We also used these magnates in Anti gravity pencil Handmade Simple DC Motor Experiment Kit
• Price 30/pcs