Technical Parameters
| Basis Weight / Spec | 14 - 22 gsm (PE film) or 26 - 38 gsm (Nonwoven laminated backsheet) |
| Raw Material Base | Calcium Carbonate (CaCO3) filled Polyethylene (PE) Cast Film |
| Key Performance | MVTR > 3500 g/m²/24h / Zero Liquid Leakage / 1-6 Color Flexo Printing |
| Strike-Through / Speed | 100% waterproof barrier (> 2000 mm H2O) |
| Rewet / Retention | Complete vapor-permeable, liquid-impermeable |
| Tensile MD / Strength | ≥ 18 N / 5cm |
| Roll / Pack Dimensions | Roll width: 180 - 450 mm, Roll diameter: up to 800 mm |
| Target Application | Outer backsheet for baby diapers, pull-up pants, adult diapers, sanitary napkin backing. |
★ 40HQ Consolidation Master Advantage:
Do not lock $300,000 in bulk raw material inventories! Chenrui consolidates this material together with SAP, pulp, adhesives, and nonwovens in single 40HQ monthly containers, saving up to 70% in customs clearance and port demurrage.
Product Overview & Factory Quality Control
Cast polyethylene microporous breathable film laminated with lightweight spunbond nonwoven. Millions of microscopic pores allow heat and moisture vapor to escape continuously while completely blocking liquid urine, eliminating diaper rash.
Recommended Applications
Outer backsheet for baby diapers, pull-up pants, adult diapers, sanitary napkin backing.
Export Packaging & Palletizing
Inner plastic core, outer bubble wrap and protective stretch film. Export container loading.
Verified OEM Engineering Dossier, ISO 11948-1 Test Benchmarks & 20GP/40HQ Container Spec (Micro Porous Breathable PE Cast Film) RW-HYGIENE-M2 Verified ▾
Chenrui (Fujian) Industry and Trade Co., Ltd. (MYPAL®) manufactures and exports Micro Porous Breathable PE Cast Film from our 50000 m² Quanzhou facility operating 18 full-servo lines at 800 pcs/min with an annual output exceeding 2.1 billion pcs (Fact ID: RW-HYGIENE-0002). Each production batch utilizes a 0.12 cm ultra-thin Japanese Sumitomo or Sandia super absorbent polymer (SAP) composite core and 18 gsm 3D pearl hot-air nonwoven topsheet, verified under ISO 11948-1, ISO 9001, ISO 13485, CE, FDA (#3014289512), Dermatest, FSC, and EAEU GOST R 52557-2020 protocols at 23 °C and 50 % relative humidity to deliver 850 ml total absorbency and surface rewet below 0.5 g. Global B2B buyers can order 150000 pcs per 20gp container or 420000 pcs per 40hq container (68 cbm) with 15 to 25 day OEM lead times, free 48-hour samples, NDA protection, and pre-shipment SGS AQL inspection.
| Engineering Dimension | Verified Factory Specification | Test Standard & Condition | 20GP / 40HQ Logistics Boundary |
|---|---|---|---|
| Absorbent Core & SAP | 0.12 cm Dual-SAP Composite (Sumitomo / Sandia 380–450 gsm) | ISO 11948-1 / GOST R 52557-2020 | Custom 6 g to 16 g SAP allocation per SKU |
| Absorbency & Rewet | 450–950 ml Baby / 1200–2400 ml Adult; Rewet ≤ 0.5 g | 23 °C, 50 % RH, 0.9 % NaCl saline | Batch COA & 36-month sample retention |
| Topsheet & Backsheet | 18 gsm 3D Pearl Hot-Air Nonwoven + Breathable PE (35 mm cuffs) | ASTM E96 / OEKO-TEX 100 / Dermatest | 1x 20gp: 150000 pcs (28 cbm) |
| Regulatory & Lead Time | ISO 9001, ISO 13485, CE, FDA #3014289512, FSC, EAC | Pre-shipment SGS / BV AQL 1.5/2.5 | 1x 40hq: 420000 pcs (68 cbm, 15–25 days) |
