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Can the chain double-needle roller car be made of thick material?
the chain-type double-needle roller car is good at making thick materials.

1. It can ensure that the upper and lower layers will not shift when sewing smooth and sticky fabrics under any length of needle pitch within the rated range.

2. It can ensure neat and beautiful stitches, and also improve the speed of sewing products and production efficiency.

3. The feeding mode of the double-needle sewing machine is not limited, and it can also feed synchronously at two or three times, just like the single-needle sewing machine.