Highlights of the RED LINE OMEGA III Tribocharging Powder Coating Machine The 3rd generation tribocharging powder coating machine. this machine is ideally suited for applications requiring tribocharging and using tribocharging powders. The OMEGA III comes as a ready to use machine with its own 10-kg (22-lb) capacity powder hopper, high-performance powder feeder and standard controls on the panel. The OMEGA III spray gun is also available as a top-mounted gravity feed cup-gun for very short production runs.