J-cut tufts

J-cut row

J-cut row

J-cut row

J-Cut Rows (Carpet)

Floor Detective® Claims and Conditions Guide

Summary

J-cut rows are manufacturing-origin tufting conditions that occur when individual tufts are formed with unequal leg lengths during the tufting process. One tuft leg retracts differently than the opposing leg as the needle withdraws and the backing advances, creating a repeatable imbalance within the same stitch structure. The condition commonly produces visible low rows and, in some cases, adjacent high rows aligned in the machine direction. Visibility often increases under directional lighting, after grooming, or as yarn bloom develops over time. Unlike generalized pile height variation or surface damage conditions, J-cut rows originate within the tuft structure itself rather than from broad row elevation differences or mechanical cutting after production. The condition affects appearance only and does not independently reduce tuft bind, backing integrity, durability, or service life. See also High Rows / Low Rows, Top Cuts, and Carpet Problems for broader context.

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