A long arm sewing machine as the name suggests is as long as a human arm, giving the sewing worker room to manoeuvre to sew larger and thicker sewn items. For example, sofas, tents, seats, paper tubes and other special sewing materials. A mid-arm has a throat space between 12" -17" and a short arm has less than a 12" throat. For a long arm sewing machine, it has been manufactured in sizes ranging from 18" to 36" inches. A Long arm sewing machine is a sewing machine head with a long throat. The distance between the needle and the back of the sewing harp (the throat) is what characterizes a long arm Machine.
Arm sewing machine is usually used in factories to produce large objects, it is more advantageous in sewing thick materials, large objects, can sew multiple layers of sewing materials and sewing effect is beautiful. It has many advantages, mainly:
1. large sewing range: because of its arm length is extended, so it can sew a large area of products, such as trolley cases, this kind of product sewing need long arm sewing machine.
2. Strong feeding power: the feeding power of this type of sewing machine is generally stronger than the ordinary sewing machine feeding ability, because most of the long arm sewing machine adopts the integrated three synchronous feeding method.
3. Strong eating power: It is better than ordinary sewing machine's ability to eat thickness, and can sew the thickness that ordinary sewing machine can't sew, because its presser foot lifting height is higher than the ordinary sewing machine, so it is also a thick material sewing machine, suitable for sofas, large tents, car seat cushions and other thick material sewing.
4. Beautiful stitch: Its feeding is more stable, less vibration, and the stitch is very beautiful, which is difficult to be achieved by ordinary sewing machines.
If you want get more working space when you sewing, the long arm sewing machine will be the best choice for you.