Low and High Temperature

Echo 4 HT ultrasonic couplant for smooth surfaces with an operating range of -70°F to 450°F (-56°C to 230°C).

Echo 8 HT™ is a suite of high-temperature, slow drying ultrasonic couplant fluids. Use from -50°F to 800°F.

SpectrumGlide is a medium viscosity, high-temperature ultrasonic coupling fluid. Operating Temperature: -50˚ to 730˚F.