Binding Thickness for wire binding, using machinery these figures may differ
Diameter | Pitch | Max thickness of bind | Items per box |
Size A4 Pitch 3:1 = 34 loops | |||
3/16″ | 3:1″ | 4,0 mm | 100-250-500 |
1/4″ | 3:1″ | 5,5 mm | 100-250-500 |
5/16″ | 3:1″ | 7,0 mm | 100-250 |
3/8″ | 3:1″ | 8,5 mm | 100-250 |
7/16″ | 3:1″ | 10, 0 mm | 100-250 |
1/2″ | 3:1″ | 11, 5 mm | 100-250 |
9/16″ | 3:1″ | 13,0 mm | 100-250 |
Size A4 Pitch 2:1 = 23 loops | |||
5/8″ | 2:1″ | 15, 0 mm | 50-250 |
3/4″ | 2:1″ | 18,0 mm | 50-250 |
7/8″ | 2:1″ | 20,5 mm | 50-250 |
1″ | 2:1″ | 24,0 mm | 50-250 |
1-1/4″ | 2:1″ | 29, 0 mm | 50-125 |
Size A5 Pitch 3:1 =24 loops | |||
3/16″ | 3:1″ | 4,0 mm | 100-250-500 |
1/4″ | 3:1″ | 5,5 mm | 100-250-500 |
5/16″ | 3:1″ | 7, 0 mm | 100-250 |
3/8″ | 3:1″ | 8,5 mm | 100-250 |
7/16″ | 3:1″ | 10,0 mm | 100-250 |
1/2″ | 3:1″ | 11,5 mm | 100-250 |
9/16″ | 3:1″ | 13, 0 mm | 100-250 |
Size A5 Pitch 2:1 = 16 loops | |||
5/8″ | 2:1″ | 15,0 mm | 250 |
3/4″ | 2:1″ | 18,0 mm | 250 |
7/8″ | 2:1″ | 20,5 mm | 250 |
1″ | 2:1″ | 24,0 mm | 250 |
1-1/4″ | 2:1″ | 29,0 mm | 125 |