Sewing Machine for Heavy Fabrics: Start With the Seam Stack, Not the Heavy-Duty Badge
A sewing machine for heavy fabrics should be chosen around the hardest material stack you expect to sew repeatedly, not around a heavy-duty label alone. Fabric type matters, but layer count, compressed bulk, seam intersections, reinforcement, feed behavior, and workload can change the demand far more than a single fabric name suggests. Manufacturer specifications can