Eriez says that the magnets effectively help prevent costly downtime from machinery damage, protect against spark-caused fires and explosions and safeguard against product contamination. The ProGrade Plate Magnets are available in ceramic, rare earth and Xtreme® rare earth magnet strengths, enabling professionals in diverse industries to choose the ideal level of protection for their specific application. Ceramic powered separators are ideal for removing medium to large tramp metal such as bolts, nuts and hand tools. Rare earth powered separators are designed to remove small ferrous contaminants such as pins, staples and clips. Separators powered by Xtreme Rare Earth magnet material are best at removing weakly magnetic fine ferrous contamination.Eriez ProGrade Plate Magnets feature all stainless steel construction and incorporate the company’s exclusive ‘pinge’ style hinges for easy cleaning. Sizes range from 6 to 24 inches in width.