Description
Sherwin HM 440 penetrant is a level 2, Method A water-washable fluorescent penetrant for inspecting castings, extrusions and similar parts. HM-440 is a versatile, general-purpose penetrant for various materials, including aluminium and magnesium. Complies with low sulfur and low halogen requirements.
Product Overview
Sherwin HM-440 penetrant is a medium-sensitivity, water-washable fluorescent penetrant renowned for its exceptional performance in flaw detection. Developed with a focus on environmental responsibility and safety, this penetrant is in a league of its own.
What makes the Sherwin HM-440 special?
- Bio-Degradable: Sherwin HM-440 penetrant is an eco-conscious choice. It does not contain petroleum distillates like kerosene or light oils, making it more likely to be accepted by sewage treatment facilities.
- Outstanding Surface Compatibility: This penetrant outperforms conventional alternatives on challenging surfaces, including conversion coat surfaces and anodized surfaces.
- Military and AMS Approved: HM-440 is approved under MIL-I-25135 and AMS-2644, meeting Revision D requirements without modification. It’s a trusted choice for military and aerospace applications.
- High Flash Point: Developed with safety in mind, HM-440 boasts a high flash point, reducing fire hazards and ensuring a safer work environment.
What are the advantages of using the Sherwin HM-440?
- Reliable on Rough Surfaces: HM-440 provides reliable performance even on rough and coated surfaces, making it versatile for various industrial applications.
- Clean and Odorless: With a relatively odourless formulation and a vapor-free atmosphere, working with HM-440 is a more pleasant experience.
- Low Toxicity: Recognized as a low-toxicity product by health authorities, HM-440 prioritizes worker safety.
- Excellent Electrostatic Spray Capability: It offers excellent electrostatic spray capability, ensuring efficient and thorough coverage.
- Petroleum Distillate-Free: Unlike some penetrants, HM-440 does not contain petroleum distillates, reducing environmental impact.
- Free Rinsing: HM-440 is free-rinsing, leaving minimal background, even on challenging surfaces.
- Use Without Developers: In cases where specifications permit, HM-440 can be used without developers, streamlining your inspection process.
Specifications and Certifications
Sherwin HM-440 penetrant meets all military and applicable commercial specifications. When you choose HM-440 from NDT Consultants, you receive full conformance certification documentation, ensuring compliance with MIL-STD-6866, ASTM E-1417, and other relevant standards.
If you’re searching for a dependable, eco-friendly fluorescent penetrant for flaw detection, Sherwin HM-440 is your solution. NDT Consultants is your trusted source for this high-quality product.
Purchase Sherwin HM-440 Penetrant Today – add it to your basket now
Choose Sherwin HM-440 for precision, reliability, and environmental responsibility. Make your flaw detection process more efficient and safer with Sherwin HM-440 from NDT Consultants.
Order now and experience the difference. Your satisfaction is our guarantee.

