Grinding disc with defects

  • Safety Flash
  • Published on 27 October 2011
  • Generated on 14 June 2025
  • IMCA SF 11/11
  • 1 minute read

A Member has reported an incident in which a welder discovered a defect in a new grinding disc. 

When grinding, the defect could have resulted in the disc cracking leading to possible serious injury or damage. The defect seemed to be a disc steel inner ring that had melted into the disc during fabrication.

It was noted that safe grinding starts and ends with a visual inspection of the grinding equipment. The welder followed recommended process and identified a defective disc before it was used.

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iron ring melted into the disc

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top side of grinding disc with no marks of defect

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