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office & note book YO double wire, double wire o, Twin ring wire
The features of our double loop binding wire o are:
1. Made of top quality nylon -coated steel wire, outside nylon well proportioned, inner steel rigid
2. Full range of diameter from 1/4" to 1-1/2", accurate pitch 2:1" and 3:1"
3. Wide range of color choices, including gold, silver, bronze and variety of metallic colors
4. Pre-cutting service for free
5. Boxes packing or spools packing for your selection
6. Large inventory, fast delivery
7. Widely used in various kinds of book binding and calendar binding
specification:
| Double Wire Size | Pitch | Thickness (mm) | Recommended Max. Approx 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 |


Nylon Coated Metal Double Loop Wire, also known as Twin Loop Wire, Double-O? Wire, Wire-O, and WireBind, is an excellent permanent binding choice that creates lie-flat books, open or closed. Double Loop wire bound books open flat and turn 360 degrees. Create professionally bound presentations right at your desk with a wire binding machine and our stock brand of twin loop wire or GBC WireBind – great for calendars, recipe books, journals, notebooks and more!
We use imported high quality carbon steel ,and select the high quality nylon as the outer materials, In this way we get the high quality coil ,it has nice and shiny look , Strong adhesion, wear and moistureresisting , anti-corrosive, anti-ageing, Tension-resistant ,not easy to distort, has stable quality , low wastage.
Double Loop Wire Binding provides a sophisticated look for documents up to 220 sheets thickness; it is available in a 3:1 or 2:1 pitch and diameters ranging from ?” to 1-1/4”. Standard colors include black, white, red, bronze, silver, navy and blue; other color choices can be special-ordered to match or complement the color of your binding cover.
Our company is equipped with automatic double coil cutting machine, can provide cutting service according to our customers' requirements.
We are looking forward to hearing from the messege from worldwide.


Our factory specilizes in manufacturing high quality book binding materials, such as nylon coated double loop wire, plastic coil, nylon coated metal coil, nylon coated calendar hanger, plastic comb...etc and related book binding machines. Our company has passed ISO9001 international quality system; All of our binding materials passed strict SGS testing and binding machines with CE certificate. They meet the standards of Euro-American markets
We have full sets of advanced automatic production equipments and an experi...
Our factory specilizes in manufacturing high quality book binding materials, such as nylon coated double loop wire, plastic coil, nylon coated metal coil, nylon coated calendar hanger, plastic comb...etc and related book binding machines. Our company has passed ISO9001 international quality system; All of our binding materials passed strict SGS testing and binding machines with CE certificate. They meet the standards of Euro-American markets
We have full sets of advanced automatic production equipments and an experienced production management team. Since 2003, we have developed a professional and integrated system for taking your orders from sample to production, keeping you well-informed at evey stage of the process. Competitive prices, strict quality-control, professional service and prompt delivery are our main principle to work with you.
Warmly welcoem you contact and visit!
Our factory obtained ISO9001 QUALITY SYSTEM CERTIFICATION . All of our binding materials have passed SGS environmental testing and binding machine have passed CE certificatoin .

Our factory specilizes in manufacturing high quality book binding materials, such as nylon coated double loop wire, plastic coil, nylon coated metal coil, nylon coated calendar hanger, plastic comb...etc and related book binding machines. Our company has passed ISO9001 international quality system; All of our binding materials passed strict SGS testing and binding machines with CE certificate. They meet the standards of Euro-American markets
We have full sets of advanced automatic production equipments and an experienced production management team. Since 2003, we have developed a professional and integrated system for taking your orders from sample to production, keeping you well-informed at evey stage of the process. Competitive prices, strict quality-control, professional service and prompt delivery are our main principle to work with you.
Warmly welcoem you contact and visit!


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How To Buy Our All Products?
QUESTION1:When can I get the price?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority.
QUESTION2:How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality.
If you just need a blank sample to check the design and quality, we will provide you sample for free, as long as you afford the express freight.
QUESTION3:How long can I expect to get the sample?
After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 days. You can use your own express account or prepay us if you do not have an account.
QUESTION4:What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order. Generally speaking, production lead time is within 2~4 weeks.
QUESTION5:What is your terms of delivery?
We accept EXW, FOB, CIF, DDU etc. You can choose the one which is the most convenient or cost effective for you.
QUESTION6:Terms of payment?
We accept payment as the following, 30% T/T deposit, 70% balance before delivery. 30% T/T deposit, the balance L/C 100% TT in advance,Western Union/ Paypal for small amount payment.
QUESTION7:Will you deliver the goods as ordered?How can I trust you ?
A: Yes, we will. The core of our company culture is honesty and credit. Hongyuan has been alibaba’s Gold supplier since 2003. If you check with alibaba, you will see that we have never got any complaint from our customers.
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