sewing thread breaks and unbalanced stitches when it collects in the tension guides and in the bobbin case. lint, in the formof nep, also collects on the input side of the needle eye causing thread breakage. heat resistance is the ability of the sewing thread to generate little heat due to friction...
sewing thread breaks and unbalanced stitches when it collects in the tension guides and in the bobbin case. lint, in the formof nep, also collects on the input side of the needle eye causing thread breakage. heat resistance is the ability of the sewing thread to generate little heat due to friction...
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