To ensure all wear and corrosion are properly removed from the blade fillet area, PPI machinists will re-cut the blade fillet and cold roll the fillet to enhance the blade's strength. PPI is the only independent overhaul facility to be certified by the FAA, United States Navy, and the United States Air Force to accomplish the cold roll procedure.
Flame Spraying
To recondition the internal bore of propeller control assemblies, PPI utilizes the process of Flame Spraying. Through Flame Spraying, a technician rebuilds the bore walls by bonding new material to the surface, renewing the worn areas. The internal bore is then re-machined to original specifications. PPI is the only facility in the world providing the Flame Spraying process, saving customers significant cost.
Sleeve Set Babbit Repair
The sleeve set babbit repair process offers PPI customers the ability to repair rather than replace this critical component. PPI is highly unique in offering this cost savings process.
Composite Propellers
Nickel Sheath
The leading edge of today's composite propellers are susceptible to damage from foreign object debris during ground operations. If damaged, this critical component needs to be repaired and/or replaced. PPI technicians are highly trained specialists in the repair of this critical composite blade component.
Delamination
Delamination is an unavoidable aspect of today's lightweight composite propellers. Proper repair is essential to returning propeller blades into operation that are safe and reliable. The composite technicians at PPI are experts in finding and repairing delamination in sophisticated composite propeller blades.
Heater Repair
Maintaining anti-ice accumulation capability on propeller blades is critical to maintaining maximum power and thrust. PPI maintains expert repair and installation technicians for this important propeller function.
