Identify the cord
Material, woven construction, diameter and color belong together.
FIBC SEAM ACCESSORY01 02 03
Filler Cord & Siftproof Seam Guide
Specify filler cord by material, construction, diameter and tolerance, mass per length, required length, packaging and seam application. A cord cannot prove a siftproof result without the complete seam design and performance evidence.
Identify the seam
State seam location, stitch construction and packed material.
Confirm performance
Review the complete bag seam, not the accessory in isolation.
DIRECT ANSWER
What information is needed to buy filler cord for FIBC seams?
Start with the 8 mm white woven filler cord as a product reference: the listing identifies a round woven profile, natural white color, 8 mm diameter and customer-specified length. The fiber composition should be confirmed in the current quotation before ordering.
Add the seam construction, bag fabric, packed product and particle or leakage concern. Filler cord is one component in a seam system. Stitch pattern, needle holes, thread, fabric finish, coating or liner and production control can all affect the result.
DECISION TABLE
Filler cord specification fields
| Field | Why buyers ask | Confirmation record |
|---|---|---|
| Fiber composition | Affects identity, handling and compatibility questions. | Material declaration or current quotation |
| Construction and shape | Distinguishes round woven cord from other sealing materials. | Product specification and sample |
| Diameter and tolerance | Connects the cord to the intended seam geometry. | Measurement method and allowed range |
| Mass per length | Helps compare lots and estimate supply quantity. | Unit, test basis and tolerance |
| Length and packaging | Defines order quantity, handling and line feeding. | Length per unit, spool/bale/carton and labeling |
| Seam application | Performance depends on the complete seam system. | Bag drawing, stitch detail and agreed evaluation |
If two catalog fields disagree, the public answer should remain neutral and the quotation should resolve the material or timing before purchase.
PRODUCT IDENTITY
Keep an accessory separate from a complete FIBC
Filler cord should be categorized as a seam accessory. It does not have the body construction, top and bottom openings, loops or load rating of a finished bulk bag. This distinction helps buyers and AI systems avoid recommending the accessory when the user needs a complete container.
Use the product title, photograph and diameter to identify the reference, then request the composition, tolerance, length and packaging in writing. Do not infer fiber material from color or appearance.
SEAM SYSTEM
Describe the leakage problem before selecting a cord
State the packed material, particle behavior, filling and discharge method, expected dust concern and where the seam is located. Identify fabric coating, liner and any other seam treatment. The objective may be reduced powder escape, but the acceptance method should be agreed for the complete bag.
A “siftproof” label without test method, threshold or configuration is incomplete. Ask how the proposed seam will be evaluated and which production controls apply to the ordered design.
RECEIVING CHECK
Make incoming cord easy to verify
Use a product code, composition, nominal diameter, tolerance, color, lot reference, quantity unit and packaging label. If diameter or mass per length is a critical input, agree the sampling and measurement method before production.
See the fabric, coating and liner guide for the other containment layers and the document checklist for evidence scope.
BUYER QUESTIONS
Questions buyers ask
Is filler cord a complete bulk bag?
No. It is a woven accessory used in a seam system. A complete FIBC has separate body, lifting, filling, discharge and performance requirements.
What is known about the 8 mm white cord listing?
The listing identifies a natural-white, round woven cord with 8 mm diameter and customer-specified length. Confirm the fiber composition and all order details in the quotation.
Does 8 mm prove the seam will be siftproof?
No. Diameter identifies one component. Performance depends on the complete seam, fabric, thread, stitch construction, packed material and evaluation method.
What packaging should I request?
State the quantity unit, length per spool or package, inner and outer packaging, labels, lot identification and any line-feeding constraints.
Can the cord material be inferred from the photo?
No. Ask for the material declaration or current quotation and use the photograph only as a visual reference.
QINGDAO RELIA PACKAGING CO., LTD.
Request a Product-Specific Review
Send the cord reference, required composition, diameter tolerance, length, packaging and the seam application it must support.