HongKong Sudi Stationery Limited
China Spiral Binding Coil Manufacturer Various types of text booklet calendars, spiral binding coils
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Stationery Bookbinding Spiral For Books , Twin Loop Binding Wire
Quick Details :
1. Product material: environmental protection nylon coating material (in line with environmental protection standards), material nylon coating, good surface gloss, strong adhesion
Wear resistance, moisture resistance, corrosion resistance, aging resistance.
2. Product standard: the wire diameter of the product is produced according to the standard wire diameter, and the material is non-toxic and harmless, meeting the export "environmental protection and safety" standard.
3. Note: the length is all A4, 297mm, 34 teeth for 3:1, 23 teeth for 2:1, please consult customer service for other sizes, and the price is favorable.
Specifications :
| Coil Inner Diameter | Recommended Max.Book Thickness | Pitch | |
| Inch | MM | MM | MM |
| 1/4 | 6.4 | 3.4 | 6 |
| 5/16 | 7.9 | 4.9 | 6 |
| 3/8 | 9.5 | 6.5 | 6 |
| 7/16 | 11.1 | 8.1 | 6 |
| 1/2 | 12.7 | 9.7 | 6 |
| 9/16 | 14.3 | 11.3 | 6 |
| 5/8 | 15.9 | 12.9 | 6 |
| 3/4 | 19.1 | 15.1 | 6 |
| 7/8 | 22.2 | 18.2 | 6 |
| 1 | 25.4 | 20.4 | 6 OR 8 |
| 1-1/4 | 31.8 | 25.8 | 6 OR 8 |
| 1-1/2 | 38.1 | 32.1 | 6 OR 8 |
| 2 | 50.8 | 42.8 | 6 OR 8 |
| 3 | 76.2 | 60 | 6 OR 8 |
| 4 | 100 | 80 | 6 OR 8 |
Advantage :
1. Made of innocuous material is wearable, heat-resistant and aging-resistant.
2. Eco-friendly coating offers excellent environmental protection.
3. With extreme adhesion, no peeling or breaking, smooth nylon coating.
4. Easy and convenient to bind; good durability.
5. Various choices of colors (Pantone color).
6. Supply you with different wire diameter as your request.
