automatic winding machine Summarize BSJ-2model winder machine is the main equipment which can wind the wire to the bobbin . specifications Winder bobbins : 2 ... diameter over 0.3mm, we should use two heads winding machine to wind, the speed should be less than 1000RPM. ... Adopting AC-VVVF, the speed can change..This machine possesses automatic protection functions such as, low speed start, ...