OKOndt SNK B-35 L Eddy Current UT Mill Roll System

OKOndt SNK B-35 L Eddy Current UT Mill Roll System

Automated Ultrasonic & Eddy Current System

The SNK B-35 (L) is designed to automatically detect inadmissible internal and external defects of a roll body. Detects defects in the roll body metal such as: reed marks, flux inclusions, cracks, folds, cleavages, etc. The SNK B-35 (L) can be integrated to support all roll-grinding machine systems, regardless of the type or manufacturer. Features an online display of the position of the scanner using the coordinate system of the grinding machine.



  • Testing is performed as a technological stage directly at the machining station after machining and grinding for both newly manufactured and repaired mill rolls, without trans shipment
  • Extends the life of repaired mill rolls according to inspection results
  • Remote online technical assistance service and technical support programs available

Calibration Mode

  • Automatically splits the roll into testing zones
  • Automatically generates AVG-diagrams for each zone, taking into account the attenuation rate
  • Determines the levels of the bottom echo signal drop below the fixation level for each zone
  • Testing results can be viewed in the 3D dimensional display of the mill roll with the spatial location of the defects
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OKOndt SNK B-35 (L) Automated Ultrasonic and Eddy Current Testing System for Mill Rolls UT-OKO-SNKB35L Request Pricing