The neodymium rod（cylinder) magnets 5x5mm are plated with teflon, Teflon coating is known as industrial class coating. It looks in dark grey color. The grade range of Teflon coated neodymium cylinder (rod) magnets varies from N35 to N52.
Corrosion resistance: neodymium magnets 5x5mm plated with Teflon has a corrosion resistance advantage.
Friction resistance: neodymium magnets 5x5mm with Teflon coating has the advantage of friction resistance.
Heat resistance: Like other Teflon-coated neodymium magnets series, the neodymium magnets 5x5mm with PTFE coating also have heat resistant coating.
+/- 0.05 mm
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