The INFINITE series is truly in a league of their own. From the moment you open the box you will immediately be aware that these are a solid downlight made from only the best materials. The next thing you will notice when you touch the fitting is it's smooth and flawless body colouring. These fittings Aluminium frame baked coatings provide a one-time hard, tough finish that is stronger and corrosion-resistant. These glossy paints or varnishes are sprayed or painted on aluminium or steel. The finish is heated, or baked, at temperatures that reach at least 150 degrees in order for the oil or synthetic resin to bind and develop.hose powder coated models.