For a magnet that’s strong and reliable while remaining budget-friendly, choose two-pole untapped ceramic pot magnets from BuyMagnets.com. We offer multiple size and strength options to choose from, so you can be confident you will find the best magnet to suit your needs. These ceramic pot magnets offer high coercive force and the ability to resist demagnetization that can occur as a result of outside factors such as heat, vibration, and electrical fields. These ceramic cup magnets are permanently embedded in epoxy plastic and suitable for use at temperatures up to 180 °F.