Magnaflux® Sonotech® Ultragel II, High Performance Ultrasonic Couplant, Transparent gel

Ultragel® II is an industry-leading, high-performance, ultrasonic couplant for flaw detection and sizing, thickness gauging, flow metering and acoustic emission testing. Ultragel II is widely recognized as the industry’s most dependable and popular ultrasonic couplant. This general-purpose medium viscosity gel is known for its outstanding performance, excellent corrosion protection, thixotropic properties and comprehensive range of specifications and approvals. Ultragel II is Pratt & Whitney approved and meets nuclear grade specifications for halogen and sulfur levels.

FEATURES
• Fills in depressions in rough surfaces
• Provides good transducer lubrication
• Increased acoustic impedance reduces
• surface noise
• Thixotropic gel
• Great surface wetting
• Nuclear grade
• Hydrogen embrittlement testing

BENEFITS
• Aerospace Specifications Compliance
• Outstanding performance for a diverse
• range of applications, including vertical and overhead surfaces
• Slow drying time for extended inspection time or long-term coupling
• High corrosion protection to safeguard parts

APPLICATION
• Ideal Application: Acoustic emission testing, Aerospace inspections, Aircraft wheel maintenance, Composites, Flaw detection, Flaw sizing, Flow metering, Nuclear inspections, Rough surfaces, Thickness gauging, Turbine blades, Vertical or overhead surfaces, Weld inspection

SPECIFICATIONS
• Appearance: Transparent gel
• Color: Bright blue
• Comparative Viscosity: 5
• Silicone: No
• Glycerin: Yes
• Propylene Glycol: Yes
• Halogens: < 50 ppm
• Sulfur: < 50 ppm
• Water Soluble: Yes
• Usage Temperature: ‡ -10 to 210°F / -23 to 99°C
• Storage Temperature: 50 to 86°F / 10 to 30°C

TECHNICAL INFORMATION
• API
• ASTM F519
• ASME
• AWS
• ASTM F945
• ASTM F945 or PWA 36604, MCL E-205 Type II
• Pratt & Whitney PMC 4384