Johnson & Allen are are industry leader in Dye Penetrant Inspection (DPI). They offer a comprehensive range of DPI Consumables including penetrants, developers, and cleaners, tailored for industries such as Aerospace, Power Generation, Manufacturing, and more. At Mason Technology, we are committed to delivering superior solutions for Non-Destructive Testing (NDT) through providing DPI consumables.
Red Dye Penetrants
JAP
- Red dye penetrant used for detecting surface-breaking defects in non-porous materials.
- Ideal for general-purpose inspection in various industries.
- Provides clear, visible indications of defects under normal lighting conditions.
JAP W/W
- Water-washable red dye penetrant.
- Easily removable with water, simplifying the cleaning process.
- Suitable for situations where water-based removal is preferred.
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Developers
JAD
- Non-aqueous wet developer.
- Draws out penetrant from defects to create visible indications.
- Used after applying penetrant to enhance defect visibility.
JAD 2
- Dry powder developer.
- Absorbs penetrant from defects and provides a contrasting background.
- Ideal for use in dry conditions or where a non-liquid developer is preferred.
Penetrant Removers
JAC 2
- Penetrant cleaner.
- Removes excess penetrant from the surface before applying the developer.
- Ensures a clean surface for accurate inspection results.
JAC 3
- Penetrant cleaner.
- Similar to JAC 2, used for cleaning surfaces before developer application.
- Provides thorough cleaning to ensure defect visibility.
Fluorescent Dye Penetrants
NEON W/W
- Water-washable fluorescent dye penetrant.
- Provides high visibility under UV light for detecting fine cracks.
- Ideal for inspections requiring high sensitivity and visibility.