Selection of YO loop and determination of the quantity of holes
In the use of YO ring binding process, the main consideration is the size of the YO ring and the number of holes.
(1) determine the size and size of the inner diameter of the YO ring
Without hull calendar, the use of YO loop diameter should be cover + text thickness plus 3 ~ 4mm; with Grey Board calendar, the use of YO circle diameter should be cover + text thickness plus 4 ~ 6mm.
The maximum diameter of the conventional YO ring is 25.4mm, which is 1 inches, with the proportion of material suppliers usually expressed in the form of specifications, the upcoming 25.4mm16 sub specifications for 25.4mm YO circle diameter is 16/16, YO and other common ring (3/8) 5/16, 6/16, 7/16, 8/16 (1/2), 9/ 16, 10/16 (5/8), 12/16 (3/4), 14/16 (7/8) etc
Wuhan Maoyang Co.,Ltd
Tel:0086 27 83607915