Liberon Iron PasteLiberon Iron Paste is a black graphite paste producing a silver black look to decorative cast and wrought ironwork in the home. It is especially suited for ornamental ironwork, cast iron grates, surrounds and fire irons. Performance Ideal for use when renovating cast iron fireplaces and surrounds Suitable for use on wrought iron Reduces the possibility of rusting Does not flake off Bakes itself onto the surface Can be buffed to a high shine How to use