MR 757 Ultrasonic Testing Coupling Powder

NON-Toxic, Biodegradable, Environmentally Safe

High Viscosity: 55g / 1 L

Low Viscosity: 25g/L

MR757 is a cost-effective couplant powder/Gel that can be mixed with water for a ready-to-use coupling gel providing strong, continuous, even film that adheres very well to vertical and overhead surfaces and is compatible with all metals and surfaces. 

•   Acoustically exact on vertical, horizontal and, overhead surfaces
•   Self and quick de-aeration
•   Excellent coupling properties on smooth to rough surfaces
•   Excellent consistency of gel up to 70 C. Best-in-class corrosion protection
•   Blue tracer dye for homogenous mixing
• pH 8

VISCOSITY

- LOW 25g/L

- MEDIUM 35g/L

- HIGH 55g/L

- VERY HIGH 65g/L

Recommendation: Mixing Ratio 19:1 for overhead applications (Water/MR 757)