Which Machines are needed to make Basic Tee Shirts?

Three types of machines are generally used for making Basic Tee (Crew Neck) in mass production. Machines are Lock stitch (Single Needle), Over edge (Over lock) and Flat lock (Flat bed or Cylinder bed). Within the machine types there are various technology levels. A same machine is shared for multiple operations when work content is less than pitch time and machine type is same for both operations.

In the following table a machine requirement plan or layout has been shown for production of 800 Tee shirts in 8 hours shift. Machine types and machine requirement in each operation has been also given in the following table.

Table-1: