Most quilters prefer cotton thread when it comes to piecing the term piecing is used more than sewing because the sewist is piecing together their quilt blocks because cotton fibers have a high heat tolerance and is therefore iron safe on high heat.
Best thread for machine piecing quilts.
It s the thread shown in the big cone and is a great neutral for piecing.
40 weight cotton aurifil s thread weight is determined by something called number english or ne.
Under this system the lower the number the thicker the thread.
All cotton threads are readily available and are the best choice for piecing our quilting fabrics.
Inferior cotton threads create a lot of lint especially when machine sewing.
Ne is a measure of linear density and refers to the number of hanks of skein material that weigh 1 pound.
You should be able to use two colours of piecing thread.
A cream or neutral colour and a light grey.
For most piecing good quality cotton or cotton covered polyester is the thread of choice.
Help avoid future wear at the seams by choosing a thread that s no stronger than the fabric.
That means it s best to avoid polyester threads and overly strong cotton threads.
Use the best quality thread you can find.