Echo 8 ZH is intended for ultrasonic coupling where elevated temperature, surface roughness or long coupling time frames present coupling difficulties. It maintains its paste like viscosity throughout its effective operating range for extended time periods.
Short term (minutes to 1 hour): -45˚ to 750˚F (-42˚ to 400˚C)
Long term monitoring (sensors): -45˚ to 400˚F (-42˚ to 200˚C)
Auto-ignition Temperature: 800˚F (425˚C) Viscosity: Thick paste; 4,000,000 cps Brookfield LV#5, @ 0.3 rpm
Halogens: Less than 100 ppm
Sulfur: Less than 50 ppm
Density: 2.2 gm/cm3
Export Classification: HS Code 902490; Schedule B: 90249000080