Table 1.

Parameters used to fabricate melt electrospun tubes with different winding angles

Case	Translational speed (mm/min)	Effective translational speed (mm/min)	Number of collector rotations/translation	Tangential speed (mm/min)	Resultant vector speed (mm/min)	Effective resultant vector speed (mm/min)	Actual winding angle (°)	Effective winding angle (°)	Measured winding angle (°)
1a	3,500	637	0.306	368	3,519	735	6	30	29.3 ± 2.3
1b	3,500	637	0.531	637	3,557	901	10.3	45	45.4 ± 2.2
1c	3,500	637	0.919	1,103	3,670	1,274	17.5	60	58.3 ± 3.0
2a	6,062	1,102	0.306	637	6,095	1,273	6	30	29.1 ± 2.8
2b	3,500	637	0.531	637	3,557	901	10.3	45	41.1 ± 4.8
2c	2,021	368	0.919	637	2,119	735	17.5	60	59.0 ± 2.8