Computed Tomography
 
TomohawkCasting2.GIF (19809 bytes)

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TOMOHAWK CT
Inspection System

 
Product Overview

High quality components demand high quality inspection standards.  Computed Tomography (CT) is a technique by which single slices or a full 3D representation of the object can be viewed.

In contrast to conventional radioscopy, Computerized Tomography provides nondestructive 2D or even 3D views of internal structures or defects without confusing image overlaps.

Computerized tomography gives you the power to locate and define internal defects in components to new levels of precision.  With TOMOHAWK, these high technology systems are cost effective for many industrial applications.

Applications of CT

  • Wall thickness measurements
  • Dimensional checks on complex castings
  • Measuring density variations
  • Internal structure of complex components
  • Design and manufacturing assistance
  • Mapping of defective areas in components

Components & Operation

The complete TOMOHAWK package consists of CT software, preloaded onto a customized PC system, a precision turntable, and controller, and a high resolution monitor.

Tomohawk Diagram

Upgrade to CT

TOMOHAWK is available as a complete customized computed tomography and real-time radiography system.

Or use the upgrade package to enhance your existing real-time radiography equipment with CT.  Any real-time radiography system with standard video output is suitable.

Software

The software is user friendly with a standard Windows interface.   It includes data acquisition, tomographic reconstruction and image display.   All operational details of the inspection are recorded automatically and superimposed on the final image.  Using TOMOHAWK, you can carry out advanced image processing, including frame averaging, edge and contrast enhancement, together with options for image analysis.

Power with Flexibility

TOMOHAWK CT can be used with a huge variety of X-ray sources and detectors.  Benefits of the flexibility are:

  • spatial resolution down to 5 microns (small parts)*
  • object size:  up to 1 m x 1.2 m *
  • scan time:  down to 20 sec.
  • high quality of cross sectional images (up to 50 views during a single rotation)
  • great variety of inspection components
  • in conjunction with dedicated scanning systems applicable for rotating around large, fixed structures
  • data can be stored for future use and processed at any time
  • full 3D representations of a part

* depends on equipment used

 

For 3D CT

Tomohawk Casting ImageAn additional package enables you to collect data over a 360 degree scan and display the object as a 3D CT image.  The dedicated 3D visualization software allows the 3D dataset to be viewed interactively.   Displays of cross sections at orthogonal or oblique angles are possible, providing detailed information on the internal structure of complex components.  This is an example of a 3D data set which was collected during a single 360 degree rotation of an aluminum casting.