Ultrasonic Testing Couplant

NDT technicians trust Magnaflux to supply couplant for ultrasonic testing that enhance sound transmission from the transducer to the test part to produce reliable non-destructive inspection results in flaw detection, thickness gauging, flow metering and acoustic emission testing.

General Purpose Couplants

Ultragel II

Industry-leading, high-performance ultrasonic couplant for flaw detection and sizing, thickness gauging, flow metering and acoustic emission testing

Soundsafe

High-performance, general-purpose ultrasonic couplant for flaw detection and sizing, thickness gauging, flow metering and acoustic emission testing

Echogel

An economical couplant for flaw detection, sizing and thickness gauging where salt cake or metal corrosion salts are present

Sonotrace

General-purpose, glycerin-free ultrasonic couplant for flaw detection and thickness gauging applications, available in two viscosities

Soundclear

High-value, general-purpose, medium-thick gel ultrasonic couplant for flaw detection, flaw sizing and thickness gauging applications

UT-X Powder

Cost-effective couplant powder for flaw detection and thickness gaging applications with ferrous corrosion inhibition.

Sonoglide FE

Very high-performance couplant with extra corrosion protection for ferrous, operating temperature range is -60 to 250°F / -51 to 121°C

Sonoglide UP

Ultra-pure, very high-performance couplant is compatible with titanium, aluminum, copper, stainless steel, plastics, magnesium alloys and most composites

High Temperature Couplants

Sono 600

Multi-purpose couplant with a wide temperature range for flaw detection, thickness gauging and acoustic emission testing from 0 to 700°F / -18 to 371°C
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Sono 1100

High-temperature couplant for thickness gauging ultrasonic inspections reaching from 700 to 775°F / 371 to 413°C

Sono 900

A thick, gritty, stay-in-place couplant paste for high temperature thickness gauging and corrosion testing from 600 to 680°F / 316 to 360°C
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Pyrogel

A wide temperature range couplant for thickness gauging, flow metering, acoustic emissions testing and flaw detection/sizing at -50 to 805°F / -45 to 429°C

Sono 950

High-temperature couplant for thickness gauging applications ranging from 600 to 780°F / 316 to 404°C
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Specialty Couplants

High Z

A high acoustic impedance couplants to reduce surface noise and improve coupling performance on curved, rough, pitted and corroded surfaces

Shear Gel

Shear-wave couplant to provide coupling for shear waves generated by normal incidence (zero degrees) shear wave transducers