Lyocell fiber

When evaluating Lyocell fiber, buyers must focus on fiber fineness (denier/dtex) and staple length, as these determine the spinning quality and final fabric hand-feel. Standard textile-grade Lyocell typically ranges from 1.1 to 1.7 dtex. Additionally, verify the dry and wet tensile strength; high-quality Lyocell should maintain significant strength even when wet, distinguishing it from traditional viscose. Ensure the moisture regain rate is approximately 11.5% to 13% to guarantee the fiber's signature breathability and comfort.

Since Lyocell is marketed as an eco-friendly fiber, compliance is critical. You should prioritize suppliers who hold FSC (Forest Stewardship Council) or PEFC certifications to ensure the wood pulp is sourced from sustainably managed forests. Furthermore, confirm that the manufacturer utilizes a closed-loop production process where more than 99% of the solvent (NMMO) is recovered and reused. Request OEKO-TEX Standard 100 or EU Ecolabel certifications to ensure the product is free from harmful substances and meets international environmental benchmarks.

Lyocell is highly versatile and primarily used in high-end apparel (intimate wear, activewear, and denim) and home textiles (luxury bedding and towels). Its functional advantages include superior moisture management, which inhibits bacterial growth, and a silky-smooth surface that is gentle on sensitive skin. In industrial applications, it is used for specialty papers and non-woven filters due to its high strength and biodegradability.

The price of Lyocell is influenced by raw material (wood pulp) costs and energy consumption during the solvent spinning process. To optimize costs, consider bulk purchasing; orders exceeding 10 tons often qualify for a 5-10% discount. Buyers should also evaluate the yield rate during spinning; higher-quality fibers reduce waste, leading to a lower Total Cost of Ownership (TCO) despite a higher initial purchase price. Always check if the supplier offers customized fiber cross-sections (e.g., trilobal) which may carry a premium but add significant value to the end product.

The main risks include quality inconsistency between batches and moisture damage during transit. Lyocell is highly absorbent; if the packaging is breached during sea freight, the fiber can lose its physical properties or develop mold. It is essential to mandate moisture-proof vacuum packaging and conduct a Pre-Shipment Inspection (PSI) to verify that the fiber's whiteness index and impurity content meet the agreed-upon standards.

When negotiating on Made-in-China.com, focus on long-term supply stability rather than just the lowest price. Ask for a tiered pricing structure based on annual volume commitments. Request a technical data sheet (TDS) for every batch and negotiate a quality claim period of at least 90 days post-arrival. For new suppliers, use secured payment terms to mitigate financial risk until a trust relationship is established.

Lyocell fiber is usually shipped in compressed bales (approx. 250kg each). Ensure the container is clean, dry, and free of odors, as the fiber easily absorbs environmental scents. For shipping to specific regions, clarify the Incoterms (preferably FOB or CIF). If shipping to the US or EU, ensure the Harmonized System (HS) Code 5504.90 is used correctly to avoid customs delays or incorrect tariff applications. Always include a Certificate of Origin to benefit from potential trade agreements.

Utilize the audit reports and verified supplier status available on Made-in-China.com to vet the manufacturer's production capacity. Conduct a video factory audit to see the solvent recovery system in operation. Ensure all specifications, including tenacity, elongation, and shrinkage, are clearly documented in the Proforma Invoice (PI) and the formal contract to provide legal recourse in case of disputes.