UHMWPE Fiber Material (UHMW-21)

Description

1. Product Overview

UHMWPE Fiber Material (UHMW-21) is an ultra-high-molecular-weight polyethylene continuous filament yarn engineered for extreme tensile strength and lightweight ballistic protection. Its primary industrial use lies in ballistic-resistant composites, high-performance ropes, nets, and cut-resistant gloves for defense, marine, and industrial safety sectors. The key value proposition is its superior strength-to-weight ratio—up to 15 times stronger than steel by weight while floating on water—combined with exceptional chemical and abrasion resistance. Strategically, UHMW-21 is critical for supply chains requiring advanced material substitution to reduce weight, increase operational safety, and lower total lifecycle costs in high-stakes environments.

2. Key Specifications & Technical Characteristics

• Chemical composition: Ultra-high-molecular-weight polyethylene (UHMWPE), >98% polymer content

• Purity / Grade: Industrial-grade, Type S (ballistic) and Type T (tensile) variants available

• Physical characteristics:

  • Form: Continuous multifilament yarn

  • Color: Natural off-white

  • Linear density: 200D – 3200D

  • Tenacity: ≥ 38 cN/dtex

  • Modulus: ≥ 1100 cN/dtex

  • Elongation at break: 2.5% – 3.8%

  • Density: 0.97 g/cm³ (floats in water)

• Packaging options:

  • Cones: 4.5 – 6.0 kg net

  • Spools: 9.0 – 12.0 kg net

  • Heat-sealed moisture-barrier bags inside corrugated cartons

• Shelf life: 10 years when stored below 50°C, out of direct UV exposure (factory-sealed packaging)

3. Core Industrial Applications

• Ballistic protection (defense & law enforcement): Soft body armor, hard ballistic plates, helmet liners. UHMW-21 outperforms aramid fibers with 40% higher energy absorption per weight and no moisture degradation.

• Marine & offshore mooring ropes: Replacement for steel wire ropes. UHMW-21 offers 1/7th the weight, no corrosion, and easy handling — reducing crew injury risk and vessel fuel consumption.

• Industrial cut protection: Gloves and sleeves for glass handling, metal stamping, and food processing. UHMW-21 delivers level A9 cut resistance (EN 388) without metal wire, improving comfort and dexterity.

• Commercial fishing & aquaculture: Trawl nets and predator-resistant pens. Outlasts nylon by 3:1 in abrasion cycles and does not absorb water, preventing net sagging and biofouling.

4. Competitive Advantages

• Quality consistency: Lot-to-lot tenacity variation <3% — certified via in-line tensile testing with ISO 9001:2024 traceability.

• Supply reliability: Dual-source polymer feedstock contracts with 12-month rolling forecast commitment; 98.5% on-time-in-full (OTIF) track record.

• Logistics capability: Global warehousing in Rotterdam, Houston, and Shanghai enabling 7-day express B2B dispatch.

• Price competitiveness: Tiered pricing for 20 MT+ contracts, indexing to ethylene raw material futures to offer fixed-price windows.

• Sustainability: 100% recyclable via closed-loop pyrolysis; OEKO-TEX certified; manufacturing uses 70% renewable hydroelectric power.

• Technical support: On-call materials engineering for laminate layup design, stitching optimization, and armor certification support (NIJ, VPAM, STANAG).

5. Commercial & Supply Information

• Minimum Order Quantity (MOQ): BULK 20MT (mix of deniers permitted, up to 3 SKUs)

• Loading capacity per 20FT container: 20 MT net (palletized, 18 pallets of 1,111 kg each)

• Loading capacity per 40FT container: 26 MT net (max safe working load per road regulations in EU/NA)