What is a primer

<p>The primer coat is used between the material the panel is made from and the layers of paint that will follow&period; In some cases there can also be filler underneath to make sure the panel is perfectly flat and smooth before starting to paint&period;<&sol;p>&NewLine;<h2>Why use a primer<&sol;h2>&NewLine;<p>The colored coat can not be applied on a bare metal panel&comma; the paint would have trouble adhering to the metal and might flake after a short period of time&period; The primer forms a layer between the panel and the paintwork&period; The primer will form a strong bond with the panel&comma; but will also make it easy for the colored coat to adhere to&period; The primer coat forms a layer of protection but can also be used as a type of &&num;8220&semi;emulsifier&&num;8221&semi; between the panel and the paintwork&period; The primer coat on itself will protect the metal against the elements and prevents oxidation&period;<&sol;p>&NewLine;<h2>What is a primer<&sol;h2>&NewLine;<p>The primer coat is the first coat applied to a panel&period; Although it was mostly used to form a supporting layer between the panel and the paintwork&comma; it is often also applied to plastic panels in order to maintain an overall paint thickness&period; The primer coat is mostly white or grey in color&comma; but can be colored if needed&period; The colored coat or uni-coat is applied on top of the primer coat&period; The primer can be applied on top of bare metal&comma; plastic and even body filler&period;<&sol;p>&NewLine;