PICO Penetrant / Developer / Remover


PICO Color Check™


♦ Solvent Removable Type
This is the most easily applicable and the most widely used Method.
With this method, surface defects in articles made of almost all materials can be detected rapid and exactly with clear indications.
The penetrants are sold in portable kits.
In addition, Pico color checks are made of specially for vessels and parts of nuclear power plant.
They have high sensitivity and proper chemical characteristics suitable for tesing the parts used in nuclear power industries.
(meets nuclear specifications for chlorine,Flourine and sulfur)


♦ Advantages
1. Not decays any tested materials
2. Rapid and exact detection of fine surface defects not observable with eye
3. Reserving indications on the surface as long as not cleaning
4. Easily usable even by a beginner owing to the aerosol products
5. Economical to small quantity and at the field site.


♦ Applications
  • Castings : Pinholes, wrinkles, shrinkage, etc.
  • Forgings : Overlapping, cracks, wrinkles,etc.
  • Weldings : Improper welding, Cracks, etc.
  • Metallic materials : Fatigue cracks, grinding cracks, etc.
  • Through-Leak : tanks, Pipes etc.
  • Cemented carbide cutting tool : Cracks, lack of bond, miscellaneous Flaws, etc.
  • Non metallic material : Ceramics, glass, etc.




Solvent Removable Penetrant

Most widely used, general purpose solvent removable penetrant. Good for rough surfaces and large parts.

P2 Aerosol 450㎖/can
P2 Bulk 1ℓ
P2 Pail 19ℓ

※ Aerosol Type case of 6-450㎖/can


General purpose developer

D4 Aerosol 450㎖/can
D4 Bulk 1ℓ
D4 Pail 19ℓ

※ Aerosol Type case of 6-450㎖/can


The recommended, general purpose cleaner/remover.
Non-Chlorinated. Flammable. Meets major requirements for major specifications.

R1-3 Aerosol 450㎖/can
R1-3 Bulk 1ℓ
R1-3 Pail 19ℓ

※ Aerosol Type case of 6-450㎖/can



The Use of PICO Color Check



  • Preclean inspection area.
  • Spray on Cleaner/Remover.
  • Wipe off wint cloth.

  • Apply Penetrant.
  • Allow short penetration period.

  • Spray cleaner/Remover on wiping towel and wipe surface clean

  • Spray on to thin, uniform film of developer

  • Inspect. Defects will show as bright red Lines in white developer background.

  • Clean the penetrant and developer using the cleaner/Remover on inspection area.



Pico-ray PT


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