P3: 1 ~ P5: 1
KYA
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KYA Metal Coil Binding Wire is a nylon-coated metal spiral binding material for documents, notebooks, diaries, calendars, manuals and booklets. The current KYA page identifies this product series with a P3:1–P5:1 pitch range rather than one single coil diameter or wire thickness.
The detailed KYA specification table covers coil sizes from 1/4" to 1-3/8", corresponding to published coil-diameter values from 6.4mm to 35.0mm. Binding-thickness references range from 3.4mm to 29.0mm, while the listed wire thickness varies by coil size from 0.70mm to 1.30mm.
Metal spiral binding allows bound documents to lie flat and pages to rotate around the binding edge. For purchasing, select the coil size according to the actual document thickness and confirm pitch, wire thickness, color and binding-equipment requirements rather than treating every P3:1–P5:1 configuration as the same SKU.

| Specification | Current KYA Page Data |
|---|---|
| Product Type | Metal Coil Binding Wire / Metal Spiral Binding Wire |
| Brand | KYA |
| Model / Pitch Range | P3:1–P5:1 |
| Binding Material | Nylon-Coated Wire |
| Published Size Range | 1/4"–1-3/8" |
| Detailed Table Coil Diameter Range | 6.4–35.0mm |
| Binding Thickness Range | 3.4–29.0mm depending on coil size |
| Wire Thickness in Detailed Table | 0.70–1.30mm depending on coil size |
| Colors Listed on Current Page | Gold, Silver, Bronze and other color options; confirm the required color when ordering |
| Primary Applications | Documents, reports, notebooks, diaries, calendars, instruction manuals and booklets |
Data note: the current page overview describes the size range as 1/4"–1-3/8" and also gives a lower metric value of 5.3mm. The detailed specification table, however, lists 1/4" as 6.4mm. The table value is retained for size selection because it is the explicit size-by-size specification.
Wire-thickness note: the current overview mentions a broader 0.7–1.5mm wire range, while the detailed table for the listed 1/4"–1-3/8" sizes contains values from 0.70mm to 1.30mm. Requirements above 1.30mm should be confirmed separately rather than assigned to one of the listed sizes without supporting data.
Request Metal Coil Binding Wire Pricing
The following table preserves the current KYA size matrix. This is a product-series table: each row represents a different coil size and associated wire thickness rather than multiple simultaneous specifications of one SKU.
| Pitch | Size | Circle Drive / Coil Diameter | Binding Thickness | Num / Carton | Boxes / Carton | Wire Thickness |
|---|---|---|---|---|---|---|
| P3:1–P5:1 | 1/4" | 6.4mm | 3.4mm | 100 | 10 | 0.70mm |
| P3:1–P5:1 | 5/16" | 7.9mm | 4.9mm | 100 | 10 | 0.80mm |
| P3:1–P5:1 | 3/8" | 9.5mm | 6.5mm | 100 | 10 | 0.80mm |
| P3:1–P5:1 | 7/16" | 11.1mm | 8.1mm | 100 | 10 | 0.90mm |
| P3:1–P5:1 | 1/2" | 12.7mm | 9.7mm | 100 | 10 | 0.90mm |
| P3:1–P5:1 | 9/16" | 14.3mm | 11.3mm | 100 | 10 | 1.00mm |
| P3:1–P5:1 | 5/8" | 15.9mm | 12.9mm | 100 | 10 | 1.10mm |
| P3:1–P5:1 | 3/4" | 19.0mm | 15.1mm | 100 | 10 | 1.20mm |
| P3:1–P5:1 | 7/8" | 22.2mm | 18.2mm | 100 | 10 | 1.20mm |
| P3:1–P5:1 | 1" | 25.4mm | 20.4mm | 100 | 10 | 1.20mm |
| P3:1–P5:1 | 1-1/8" | 28.6mm | 22.6mm | 50 | 10 | 1.30mm |
| P3:1–P5:1 | 1-1/4" | 31.8mm | 25.8mm | 50 | 10 | 1.30mm |
| P3:1–P5:1 | 1-3/8" | 35.0mm | 29.0mm | 50 | 10 | 1.30mm |
The KYA table links each coil size to a corresponding binding-thickness reference. For example, the current table lists 1/4" / 6.4mm coil for 3.4mm binding thickness, 1/2" / 12.7mm coil for 9.7mm binding thickness, 1" / 25.4mm coil for 20.4mm binding thickness, and 1-3/8" / 35.0mm coil for 29.0mm binding thickness.
Select the coil from the actual bound-document thickness rather than from page count alone. Paper weight, covers, dividers and inserted materials can change the finished document thickness even when page counts are similar.
The current KYA product model is stated as P3:1–P5:1. Pitch determines the spacing relationship between the spiral and the punched holes, so it must be matched to the punching and binding setup.
Other metal-spiral suppliers may specify pitch in millimeters rather than ratios. Do not convert P3:1–P5:1 into a specific millimeter pitch without confirming the KYA production specification and the customer's binding equipment.
The current KYA page identifies the product as being made from nylon-coated wire. The coating provides the colored exterior surface used on finished notebooks, documents and calendars.
Gold, silver and bronze are specifically listed on the current page, together with additional color options. Where an exact color is required, identify it during the quotation process rather than assuming every color is available for every size, pitch and wire thickness.
| Binding Type | Metal Coil Binding | Wire-O / Double Loop |
|---|---|---|
| Structure | Single continuous spiral | Double-loop wire binding element |
| Page Movement | Designed for continuous page turning around the spiral | Designed to open flat and fold back using double loops |
| Selection | Match coil diameter, pitch and document thickness | Match Wire-O size, pitch and binding equipment |
| Interchangeable? | No. Metal single spiral and double-loop Wire-O use different binding structures and equipment setups. | |
Notebooks and diaries are listed on the current KYA page as primary metal-coil binding applications. Select coil diameter according to the finished book-block thickness.
Calendars are another current KYA application. Calendar construction may also involve hanger or punching requirements that should be considered separately from the spiral coil specification.
Metal spiral binding can be used for reports and other printed documents where lay-flat page handling and continuous page turning are required.
Instruction manuals and booklets are included in the current product-page application list. Binding size should be selected from actual document thickness and the punching pattern used by the finishing equipment.
| Ordering Parameter | What to Confirm |
|---|---|
| Binding Type | Metal single spiral / metal coil binding |
| Pitch | Current KYA model range is P3:1–P5:1; specify the required pitch |
| Coil Size | Select from the current 1/4"–1-3/8" table according to document thickness |
| Document Thickness | Measure the actual bound document and compare it with the KYA binding-thickness table |
| Wire Thickness | Use the size-specific value in the current table; listed values range from 0.70mm to 1.30mm |
| Color | Specify the required color and confirm it for the selected size and pitch |
| Binding Equipment | Provide the punching / binding machine or required hole pattern when equipment matching needs confirmation |
| Quantity | Provide the required product quantity for quotation |
Send Your Binding Wire RequirementsExplore Related Book Binding Wire
Metal coil binding wire is a single continuous metal spiral used through punched holes to bind notebooks, documents, calendars, manuals and other printed materials.
The current KYA product page lists the model as P3:1–P5:1. This represents a pitch range rather than one individual coil diameter.
The current detailed KYA table lists sizes from 1/4" to 1-3/8", with corresponding coil-diameter values from 6.4mm to 35.0mm.
The current page contains conflicting data. Its overview includes 5.3mm, while the detailed specification table identifies the smallest listed size, 1/4", as 6.4mm. This optimized page uses the detailed table value and keeps the conflict documented.
The current KYA table lists binding-thickness references from 3.4mm to 29.0mm, depending on coil size.
The detailed KYA table assigns different wire thicknesses to different coil sizes, ranging from 0.70mm to 1.30mm.
The current overview mentions a broader 0.7–1.5mm wire range, but the detailed 1/4"–1-3/8" specification table only maps sizes to 0.70–1.30mm wire. A 1.4mm or 1.5mm configuration should therefore be confirmed separately rather than assigned to one of the listed rows.
The current table lists 0.70mm wire thickness for the 1/4" / 6.4mm coil.
The current KYA table lists 1.20mm wire thickness for the 1" / 25.4mm coil.
The 1-1/8", 1-1/4" and 1-3/8" rows are currently listed with 1.30mm wire thickness.
The current table associates the 1/2" / 12.7mm coil with a 9.7mm binding-thickness reference.
The 1" / 25.4mm row currently lists a 20.4mm binding thickness.
The largest current table row is 1-3/8" / 35.0mm, with a published 29.0mm binding-thickness reference.
No. This product is a single metal spiral / metal coil. Wire-O uses a double-loop binding structure and requires the corresponding punching and binding setup.
The current KYA page describes spiral-bound documents as able to open flat and rotate pages around the binding edge, which is a core functional characteristic of spiral binding.
The current KYA page specifically mentions gold, silver and bronze together with other color options. Confirm the required color for the selected coil size and pitch when requesting a quotation.
The current KYA page lists documents, reports, notebooks, diaries, calendars, instruction manuals and booklets.
Universal equipment compatibility should not be assumed. The selected coil must match the punching pattern, pitch, coil size, wire thickness and binding process used by the equipment.
Provide the required pitch, coil size, actual document thickness, wire thickness if specified, color, binding-machine or hole-pattern requirements and purchasing quantity.
Ask About Metal Coil Binding Wire
For purchasing, keep the P3:1–P5:1 product series separate from each individual size row. Coil diameter, binding thickness, packing quantity and wire thickness change with size and should not be combined into one universal specification.
When matching an existing binding process, provide the current spiral size or sample specification, pitch, document thickness, punching pattern, required color and equipment reference so the applicable row in the current KYA size matrix can be identified.
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