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Cutting the topstitching of a pleated panel
Posted: Sun Mar 29, 2026 3:35 pm
by ValerieJean
When you start with a square pleated panel and cut it to a pattern shape, how do you handle the cut topstitching? I'm concerned it will unravel even after sewing it closed to another piece. I don't see anyone carefully tying off threads at the cut line. Thanks.
Re: Cutting the topstitching of a pleated panel
Posted: Sun Mar 29, 2026 4:05 pm
by BigRig
Good question and always a thought I have too. However work ha never returned with thread unravelling so maybe somebody else has some insight into this @ John.
Re: Cutting the topstitching of a pleated panel
Posted: Sun Mar 29, 2026 6:34 pm
by ValerieJean
I actually sew over it twice, once at the edge to secure the foam, and then with a closing seam to another piece. But that first stitching might get trimmed if the seam allowance is too bulky in a curve (which is why the panel was cut in the first place for a pattern).
I once had to cut topstitching in the field of a panel to install seatbelt grommets. I was so worried it would unravel that I pulled and tied the cut threads. It was probably not necessary but I'll take the peace of mind.
Re: Cutting the topstitching of a pleated panel
Posted: Mon Mar 30, 2026 3:47 am
by BigRig
@ValerieJean, you need to get some crazy glue. If you are nervous about it unravelling a drop on the cut thread will hold it in place.
Re: Cutting the topstitching of a pleated panel
Posted: Mon Mar 30, 2026 5:17 pm
by ValerieJean
Great idea! Thanks.
Re: Cutting the topstitching of a pleated panel
Posted: Mon Mar 30, 2026 9:11 pm
by LLeeT
I have been known to use a bit of super glue and/or thread locker.
Re: Cutting the topstitching of a pleated panel
Posted: Tue Mar 31, 2026 12:45 pm
by Adam12
For pleats or diamonds, like you mentioned, i'll mark it out and sew the perimeter at 1/4inch before cutting. Then my 3/8 construction seam hides it. Never found the need for more than that
Re: Cutting the topstitching of a pleated panel
Posted: Wed Apr 01, 2026 12:14 am
by ValerieJean
All good to know. Thanks!