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Sonatest CD Twin Compression Transducers

Sonatest CD Twin Compression Transducers

Brand: Sonatest Ltd.

The CD series comprises twin compression transducers engineered with dual normal beam compression wave contact configurations for precise thickness inspection and flaw detection. Built with semi-circular and rectangular lead zirconate titanate crystals, these versatile probes deliver reliable signal resolution across specialised industrial applications.

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Stock Code TRANSDU-NCT1121

Key Features & Advantages

  • Dual Normal Beam Design: Configured with separate transmitter and receiver elements to enhance near-surface resolution.

  • Lead Zirconate Titanate Crystals: Employs precision semi-circular and rectangular crystal elements.

  • Medium Dampening: Optimised with medium dampening to maintain a balanced medium bandwidth.

  • Temperature Versatility: Standard models support up to 50°C (120°F), while high-temperature variants (denoted by “HT”) support continuous operation up to 400°C (752°F).

  • Specialised Focus Options: Short focus shoe configurations are available, denoted by “F” in the product title.

Common Applications

  • Inspection of composite materials

  • Thin and general wall thickness measurement

  • Non-destructive testing of plastics

Transducer Models

Product Code Description Frequency (MHz) Crystal Diameter (mm / Inches) Nearfield Length in Steel (mm / Inches)
PCD1-25

1.25MHz TC Twin (composite only)

1.25

25 mm / 0.984″

32.8 mm / 1.291″

CD2-10

2MHz TC Twin

2.0

4 x 8 mm / 0.157 x 0.315″

8.4 mm / 0.331″

CD2-15

2MHz TC Twin

2.0

5 x 13 mm / 0.197 x 0.512″

18.9 mm / 0.744″

CD2-20

2MHz TC Twin

2.0

6 x 17 mm / 0.236 x 0.669″

33.6 mm / 1.323″

CD2-25

2MHz TC Twin

2.0

25 mm / 0.984″

52.4 mm / 2.063″

CD5-10

5MHz TC Twin

5.0

4 x 8 mm / 0.157 x 0.315″

21 mm / 0.827″

CD5-10F

5MHz TC Twin with short focus shoe

5.0

4 x 8 mm / 0.157 x 0.315″

21 mm / 0.827″

CD5-15

5MHz TC Twin

5.0

5 x 13 mm / 0.197 x 0.512″

47.2 mm / 1.858″

CD5-20

5MHz TC Twin

5.0

6 x 17 mm / 0.236 x 0.669″

83.9 mm / 3.303″

CD5-25

5MHz TC Twin

5.0

25 mm / 0.984″

131.1 mm / 5.161″

CD2-20HT

2MHz TC High Temp Twin

2.0

6 x 17 mm / 0.236 x 0.669″

33.6 mm / 1.323″

CD5-10HT

5MHz TC High Temp Twin

5.0

4 x 8 mm / 0.157 x 0.315″

21 mm / 0.827″

CD5-15HT

5MHz TC High Temp Twin

5.0

5 x 13 mm / 0.197 x 0.512″

47.2 mm / 1.858″

CD5-20HT

5MHz TC High Temp Twin

5.0

6 x 17 mm / 0.236 x 0.669″

83.9 mm / 3.303″

Case Dimensions and Details

Crystal Size Width / Diameter (mm / Inches) Height (mm / Inches) Connector Options Position Options

4 x 8 mm / 0.157 x 0.315″

17 mm / 0.669″

41 mm / 1.614″

Z, D, S

Top

5 x 13 mm / 0.197 x 0.512″

22 mm / 0.866″

48 mm / 1.89″

Z, D, S

Top

6 x 17 mm / 0.236 x 0.669″

27 mm / 1.063″

56 mm / 2.205″

Z, D, S

Top

25 mm / 0.984″

35 mm / 1.378″

66 mm / 2.598″

Z, D, S

**Errors and omissions excepted (E&OE)

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