The third generation auto flap disc machine is developed specifically for the production of abrasive flap disc and non-woven flap disc. The machine can auto pick the backing, detect backing, auto quantitative gluing, cut & put flaps, shaping and auto pick up finished flap disc, with high degree of automation, remote monitoring and maintenance, uniform flap arrangement, improved efficiency and stable quality. It can produce 6000pcs per 8 hours for a single operator.