The PlastiKote Aluminium Primer Spray provides base adhesion on any aluminium surface such as bike frames and model aircraft etc. It gives an even layer of base colour and increases the adhesion of the topcoat. Drying time: touch dry in 10-20 minutes, thoroughly dry in 30-40 minutes.Coverage: approximately 2.23 msup2; (Coverage varies by colour and application).Suitable for use on aluminium.