NDT Chemicals
Dubl-Chek HM-704 Fluorescent Penetrant, Water-Washable, Level 4
SKU: HM-704
Brand: Sherwin
Pricing on request
Specifications
| Part Number | HM-704 |
|---|---|
| Material | Fluorescent penetrant, water-washable, surfactant-based (Type 1) |
| Compliance | SAE AMS 2644 (QPL) Type 1, Method A, Level 4; MIL-I-25135 Rev D & E; ASME BPVC Section V |
Description
HM-704 is an ultra-high sensitivity (Level 4) water-washable fluorescent penetrant, Type 1, Method A, built on a surfactant base. Sherwin specifies it for inspecting smooth surfaces where the finest indications matter. It meets low sulfur and low halogen requirements, fluoresces yellow-green, and has a flash point of 230°F (110°C).
The manufacturer describes it for smooth-surface inspection on materials including aluminium and magnesium, and lists turbine engine components, including turbine blades, among its Level 4 applications.
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.: HM-704
- Classification: AMS 2644 Type 1, Method A, Level 4
- Base: Surfactant-based
- Viscosity: 26 cSt at 100°F
- Water tolerance: 26.7%
- Flash point: 230°F (110°C)
- Typical pack sizes: 1 gal and 5 gal can; 55 gal drum
Frequently asked
What sensitivity level is HM-704?
HM-704 is a Level 4 (ultra-high sensitivity) Type 1 fluorescent penetrant for Method A water-washable processing, listed by the manufacturer against SAE AMS 2644 and its QPL.
What parts is HM-704 intended for?
The manufacturer specifies HM-704 for inspecting smooth surfaces, including aluminium and magnesium, and lists turbine engine components such as turbine blades among the uses for its Level 4 penetrants.
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 HM-704?
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.
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