Echo Ultrasonics ECHO 4 HT Ultrasonic Couplant Fluid (ECHO-4-HT)

• Broad operating range -70 °F to 450°F (-56°C to 230°C)
• Water soluble: easier to remove than most fluid ultrasonic couplants by wet or dry wiping or water wash.
• No “oil slick” when used where couplant may drip into a body of water.
• Low toxicity
• Compatible with a broad range of materials including most metals, plastics and composites
• Good Surface wetting due to low surface tension and solvent properties.
• Slow Drying at ambient temperatures
• Contains no glycerin which can interfere with subsequent penetrant inspection.
• Environment and operator friendly – no formaldehydes, nitrates, nitrites or glycol ethers.
• Minimal residue
• Removal: Wipe with wet or dry paper or cloth rag or water wash.

Product Data Sheet

Safety Data Sheet