Pratt & Whitney Rocketdyne Technical Consulting
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  Precision Fluorescent Penetrant (PT)
 
Typical fluorescent penetrant indication
Typical fluorescent penetrant indication

Pratt & Whitney Rocketdyne precision fluorescent penetrant techniques are proven and capable. Our unique process uses a custom manufactured ultrahigh sensitivity level 4+ post emulsifiable fluorescent penetrant to detect flaws normally not seen with standard penetrant methods. The process actually incorporates the penetrant, optimized processing, high magnification viewing, digital imaging and highly trained inspectors. Pratt & Whitney Rocketdyne (PWR) designed this process for engineering evaluations of focused areas of interest where detection of even the smallest flaw is desired. PWR employs highly skilled and certified penetrant inspectors that have demonstrated to probability of detection lengths of less than 0.032” at 90/95 POD. These unique, world-class processes can be used for fluorescent penetrant inspection of Aluminum and Titanium, as well Steel, Titanium, and Nickel-based alloys. See our Fluorescent Penetrant Inspection white paper on this process.

  • Inspectors are qualified to Manned Space Flight Fracture Control
  • Inspectors are tested for Probability of Detection Capabilities
  • Inspectors are trained in the handling of critical surfaces
  • Inspectors are certified in unique acid etch removal verification
  • Process Probability of Detection at 90/95 is rated at .060”
  • Individual inspectors as low as .032” POD at 90/95
  • Level III expertise for technique development
  • Level III expertise for inspector certification
  • Level III expertise for system qualification/capability
Precision Fluorescent Penetrant Inspection Techniques
 
Penetrants
water washable, solvent removable fluorescent, fluorescent
Emulsifiers
hydrophilic & lipophilic
Cleaners
etches, enchants, solvents
Materials
Ceramics, Plastics, Sand Castings, Die and Permanent Mold Castings, Investment Castings, Forgings, Rolled Products, Extrusions, Welds, Powder Metal Products (High Density) Nickel Based Alloys.
  Due to the detailed nature of our processes, wide field production inspections are not recommended. Non-machined or cast surfaces are also not suitable for these processes.