
NDT Chemicals
Dubl-Chek RC-50 Post-Emulsifiable Fluorescent Penetrant, Level 2
SKU: RC-50
Brand: Sherwin
Pricing on request
Specifications
| Part Number | RC-50 |
|---|---|
| Material | Fluorescent penetrant, post-emulsifiable (Type 1) |
| Compliance | SAE AMS 2644 (QPL) Type 1, Method B & D, Level 2; MIL-I-25135 Rev C, D & E; ASME BPVC Section V |
Description
RC-50 is a medium-sensitivity (Level 2) fluorescent penetrant that is not water-washable on its own; excess is removed with a lipophilic (Method B) or hydrophilic (Method D) emulsifier. It meets low sulfur and low halogen requirements and fluoresces yellow-green. Sherwin cites superior heat resistance and a flash point of 230°F (110°C).
The manufacturer describes it for castings, extrusions and similar parts, including aluminium and magnesium, used by aerospace, airframe, turbine engine and missile manufacturers, with ER-83A or ER-85 emulsifiers.
Angad Aviation supplies this product with full traceability and documentation — request a quote for current pricing, pack sizes and lead time.
- Manufacturer: Sherwin Inc.
- Part No.: RC-50
- Classification: AMS 2644 Type 1, Method B & D, Level 2
- Colour / fluorescence: Green / yellow-green
- Viscosity: 5.15
- Flash point: 230°F (110°C)
- Emulsifiers: ER-83A (hydrophilic), ER-85 (lipophilic)
- Typical pack sizes: 1 gal and 5 gal can; 55 gal drum
Frequently asked
Is RC-50 water-washable?
No. RC-50 is a non-water-washable, post-emulsifiable penetrant. The manufacturer lists it for Method B with ER-85 lipophilic emulsifier and Method D with ER-83A hydrophilic emulsifier.
What sensitivity level is RC-50?
RC-50 is a Level 2 (medium sensitivity) Type 1 fluorescent penetrant, which the manufacturer lists against SAE AMS 2644 and its QPL for Methods B and D.
Can I get the technical and safety data sheets?
Yes. Ask for the current manufacturer technical data sheet and safety data sheet when you request a quote.
How do I order RC-50?
Request a quote with the part number, quantity and delivery country. Angad Aviation confirms availability, pack size and delivery terms. Every order ships with full traceability and documentation.










