Dry Powder Developer 

ZP-4B is a free flowing, white, fluffy powder used as a high sensitivity dry powder developer for penetrant inspection. It is supplied ready to use and forms a thin film on parts which enables it to enhance indications of ultra-fine discontinuities.

  • Even, thin developer coverage
  • Enhances visibility of ultra-fine discontinuities
  • Pratt & Whitney approved

Ordering Information 

1 Kg: 055C022

Product Properties 

NDT Type: Fluorescent Penetrant Testing, Visible Penetrant Testing

Penetrant Type: Type 1, Type 2

Developer Form: Form a


Ideal Application: Cracks, Porosity, Seams

Defect Examples: Castings, Critical components, Turbine components


Standards: AMS 2644, ASME BPVC, ASTM E1417/E1417M, ASTM E165/E165M-18, ISO 3452-2, MIL-STD-2132, Pratt & Whitney PMC 4356, Rolls Royce RRP 58003 (CSS 232), SAFRAN Pr 5000/In 5000

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  • Brand: Magnaflux
  • Product Code: 055C022, 055C023
  • Availability: In Stock

Tags: ZP4B, 055C022, 055C023, Developer, Magnaflux