HongKong Sudi Stationery Limited
China Spiral Binding Coil Manufacturer Various types of text booklet calendars, spiral binding coils
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3:1 2:1 Nylon Coated Double Loop Wire Metal Spiral O Book Use Binding Rings Wire Double O
Wire O-Bind
Double Ring Binding provides a durable book binding solution. Double Ring Binding or Ring Binding for a high-tech, modern presentation. Books can be opened 360 degrees or completely flat. Twin Loop Double Wire is used with large automatic double loop wire binders. Spools provide the option to have wires of any length for easy tying. Twin Loop is one of the most popular binding methods and offers several unique benefits, including secure, tamper-proof binding and a refined, professional look. Available in different colors, we stock 3:1 and 2:1 pitch double loop bindings that hold 30 to 220 sheets of 20 lb paper.
Twin Loop wire, Wire-O, Wire Binder:
Binding coils are available in sizes from 3/16-inch to 1-3/4-inch diameter.
Standard double wire is available in 2:1 or 3:1 pitches (2 or 3 loops per inch).
Make your book high-end and refined.
It has many different sizes, depending on the thickness of different books.
The color, size and length of the double coil can be customized.
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Applications:
Widely use for stationery items. such as reports,books,surveys,sales presentations, reference materials, training manuals, cookbooks,calendars, notebooks,proposals,summaries etc.
Size reference table:
| Product Size (mm) | Pitch | Binding Thickness (mm) | Recommended Max Number of sheet (80g) |
| 1/4” (6.4mm) | 3:1 | 4.8 | 45 |
| 5/16” (7.9mm) | 6.4 | 60 | |
| 3/8” (9.5mm) | 7.9 | 75 | |
| 7/16” (11.1mm) | 9.5 | 85 | |
| 1/2” (12.7mm) | 11.1 | 100 | |
| 9/16” (14.3mm) | 12.7 | 120 | |
| 5/8” (15.9mm) | 14.3 | 135 | |
| 5/8” (15.9mm) | 2:1 | 14.3 | 135 |
| 3/4” (19.1mm) | 17.5 | 165 | |
| 7/8” (22.2mm) | 20.6 | 180 | |
| 1” (25.4mm) | 23.8 | 200 | |
| 1-1/8” (28.6mm) | 26.5 | 220 | |
| 1-1/4” (31.8mm) | 30 | 240 | |
| 1-3/8” (34.9mm) | 33.5 | 260 | |
| 1-1/2” (38.1mm) | 36 | 280 | |
| 1-5/8”(41.27mm) | 2:1 | 38 | 320 |
| 1-3/4”(44.45mm) | 2:1 | 41 | 340 |
Spacing and Thickness:
Product Detail :
Environmental certificate:
FQA :
Q: ls your company a factory or trading company?
A: Our company has professional factory and our own export company can
export to you directly.
Q: Can you accept OEM?
A: Yes,no problem.We have a professional team having rich experience in plastic
packaging box design and manufacturing.pls give us your artwork or tell us w
hat you like,we can design for you.
Q: How can I get some samples and how long l can get the sample?
A: 1,We are honored to offer you samples and it can be sent out within 2days.New
clients are expected to pay for the courier cost, the samples are free for you, this
courier cost will be deducted from the payment for formal order.
Dear, I am honored that you can come to my website. We are a manufacturer, no middlemen are involved,
the price is very favorable, and the quality is guaranteed. If you are interested in our products, please contact us.
Customize the products you are satisfied with.
luo@sudidg.com
WhatsAPP+86-13925814801
WeChat+86-13925814801