Click image to enlarge

Ultragel II

High Performance Ultrasonic Couplant

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.

Benefits

Clings well to vertical and overhead surfaces
Fills in depressions in rough surfaces
Highest corrosion protection
Slow drying for longer inspection time
Provides good transducer lubrication
Increased acoustic impedance reduces surface noise

Wide range of specifications and approvals
Thixotropic gel
Great surface wetting
Nuclear grade
Aerospace approvals
Hydrogen embrittlement testing

Ordering Information

3.78 L25-901

18.9 L25-905

Product Properties

NDT TypeUltrasonic Testing

CompatibilityMost composites and metals

Applications

Ideal ApplicationAcoustic 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

Compliance

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