High-Density Solid-Dyed Microfiber for Sheets & Sleepwear: Density, Shade & Care
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Answer first: FAB-0214 is a solid-dyed microfiber option for bed sheets, pillowcases, sleepwear and bedding sets, but “high-density” should be converted into an order-specific construction, weight, usable width and finished-performance specification before purchase. Nantong Oulai’s live product record does not state one universal fibre composition, GSM or thread count, so buyers should confirm those values for the selected version instead of treating the product name as a complete technical specification.
The current High-Density Microfiber Solid Dyed Fabric, FAB-0214 lists microfiber with exact composition confirmed to specification, a dense clean surface, customization of colour, width, weight, finish, composition, label and packaging, a 100-metre MOQ, and a typical lead time of 7–10 days after colour, specification and sample approval. Those are live sourcing facts; they are not evidence of a particular test grade or certification.
What does “high-density microfiber” need to mean in an RFQ?
“Microfiber” describes fine synthetic fibres, while “high-density” is a commercial construction description. Neither phrase alone tells the buyer the polymer identity, filament fineness, fabric formation, yarn density, GSM, cover, opacity or air permeability. The first RFQ step is therefore to replace the broad description with measurable fields.
| RFQ field | Why it matters | Evidence to approve |
|---|---|---|
| Fibre composition | Controls labelling, care and product positioning | Supplier declaration and, when required, agreed laboratory analysis |
| Fabric construction | Determines which density and stability measurements are meaningful | Construction description plus reference sample |
| Finished GSM | Supports cost, opacity and handling comparisons | Conditioned test result with method and tolerance |
| Usable width | Controls sheet panels and sleepwear marker efficiency | Usable-width definition and roll measurements |
| Density or cover metric | Makes “high-density” auditable | Structure-appropriate method and units |
| Colour standard | Controls shade across lots and components | Approved lab dip or physical standard under agreed lighting |
| Finish | Affects hand, sewing and care response | Named finish and approved finished sample |
| Care and performance | Links the fabric to its final product | Test plan for the intended sheet or garment |
Do not automatically apply a woven-fabric thread-count method until the construction has been confirmed. If the selected FAB-0214 version is woven, the buyer can agree a suitable ends-and-picks measurement. If it is formed differently, another metric may be needed. The same principle applies to “microfiber”: the purchase order should name the actual fibre composition rather than use microfiber as a substitute for a legally recognized fibre name.
Why do sheets and sleepwear need separate specifications?
The base fabric can be offered for both applications, but the failure modes are different. A sheet is a large panel exposed to body movement, repeated laundering and mattress contact. Sleepwear is cut into smaller shaped pieces with seams, openings and direct garment fit. One approval sample should not silently authorize both end uses.
| Decision | Bed-sheet program | Sleepwear program |
|---|---|---|
| Width | Prioritize panel yield and seam avoidance | Prioritize marker efficiency and size range |
| Hand and drape | Assess across a large finished panel | Assess movement, collar/cuff behavior and seam bulk |
| Opacity | Check over mattress and in target colour | Check on-body coverage in the finished garment |
| Dimensional change | Relate results to finished sheet dimensions | Relate results to garment measurements and fit |
| Seam trial | Evaluate hems, elastic casings and pillow seams | Evaluate stitch type, needle, puckering and seam comfort |
| Surface durability | Focus on broad contact and laundering | Include local rubbing at underarm, cuff and side seams |
Approve a made-up sheet corner and a representative sleepwear seam rather than relying only on a small hand swatch. If both products use the same colour, retain separate approval records because sewing thread, lining, elastic and care instructions can change the final result.
How should buyers verify fibre disclosure?
The live FAB-0214 record intentionally states that exact composition is confirmed to specification. Buyers should request the actual fibre names and percentages for the ordered version before final labelling. For goods placed on the EU market, Regulation (EU) No 1007/2011 governs textile fibre names and related composition labelling. “Microfiber” is not a replacement for the required fibre-composition statement.
If laboratory verification is commercially required, the parties should agree the method appropriate to the declared fibre mixture, the sampling point and the decision rule. A generic test report for another microfiber, colour or lot should not be reused as product proof. Oulai’s test-report verification guide explains how to check sample identity, laboratory scope and report applicability.
Which colour and care tests are relevant?
For a solid-dyed fabric, colour approval should combine a physical shade standard with end-use testing. ISO 105-C06:2010 provides methods for colour fastness to domestic and commercial laundering, while ISO 105-X12:2016 covers colour fastness to dry and wet rubbing. These are test methods, not universal pass/fail grades; the buyer must set the target based on colour depth, care cycle, destination market and product use.
Dimensional change should also use a complete test system. ISO 3759:2011 covers preparation, marking and measurement; ISO 6330:2021 defines domestic washing and drying procedures for textile testing; and ISO 5077:2007 covers calculation of dimensional change. The PO should identify the chosen washing machine type, procedure, detergent, drying route and number of cycles.
How should pilling and surface change be assessed?
A dense clean surface at approval can still change through abrasion, laundering or sewing. ISO 12945-2:2020 specifies a modified Martindale method for pilling, fuzzing and matting. The buyer should agree the exposure stage and rating target instead of simply asking for “anti-pilling.” Visual grading should be performed under controlled conditions and linked to the approved colour because dark and light shades can reveal surface change differently.
Run an end-use pilot as well. For sheets, inspect the centre sleeping area, hem and elastic casing after care. For sleepwear, inspect high-friction seams and areas affected by repeated movement. Laboratory testing and made-up-product review answer related but different questions.
What should the buyer approve before bulk production?
- Exact fibre composition and intended market labelling.
- Fabric construction, finished GSM, usable width and density/cover metric.
- Colour standard, shade tolerance and viewing conditions.
- Finish description and physical hand standard.
- Separate sheet and sleepwear prototypes where both end uses are planned.
- Wash/rub colour-fastness methods and buyer-set targets.
- Dimensional-change care procedure, cycles, directions and tolerances.
- Pilling/fuzzing method, exposure stage and rating requirement.
- Roll identification, packaging and inspection requirements.
- MOQ, approved sample date, quantity and delivery terms in the final quotation.
Nantong Oulai can customize FAB-0214’s colour, width, weight, finish, composition, label and packaging, but each customized version becomes its own approval object. The listed 100-metre MOQ and 7–10-day typical lead time apply to the live product record and remain subject to colour, specification and sample approval. Buyers comparing quotations should normalize width, GSM and usable yield using the framework in Oulai’s fabric quotation comparison guide.
Frequently asked questions
Does high-density automatically mean a high thread count?
No. The construction must be confirmed before selecting a density metric. Thread count is not a universal measure for every fabric structure.
Is microfiber a complete fibre-content label?
No. Confirm the actual fibre names and percentages for the ordered version and apply the destination market’s labelling rules.
Can one test specification cover sheets and sleepwear?
Some methods can be shared, but targets and made-up-product checks should reflect the different use, fit, seams and care conditions.
Is FAB-0214 certified or proven anti-pilling?
The live product record does not provide a product-specific certification or pilling grade. Request applicable order evidence and agree the test method and target before making a claim.
Authoritative Sources
- European Union — Regulation (EU) No 1007/2011 on textile fibre names and fibre-composition labelling
- ISO 105-C06:2010 — Colour fastness to domestic and commercial laundering
- ISO 105-X12:2016 — Colour fastness to rubbing
- ISO 12945-2:2020 — Fabric propensity to pilling, fuzzing or matting, modified Martindale method
- ISO 3759:2011 — Preparation, marking and measuring for dimensional-change tests
- ISO 6330:2021 — Domestic washing and drying procedures for textile testing
- ISO 5077:2007 — Determination of dimensional change in washing and drying