Product overview
Zhongda® cross-linked POF shrink film is engineered with advanced micro-layer co-extrusion and electron-beam crosslinking technology. Covering 40–150 gauge full range, this multi-layer all-purpose film features high clarity, robust sealing strength and an ultra-broad processing window for excellent machinability. Differentiated by its exclusive thin-yet-tough performance, our film delivers exceptional tensile and puncture resistance at thinner gauges, enabling cost-saving downgauging while maintaining premium packaging quality. Versatile for lightweight items, heavy products and bundle packaging, Zhongda provides globally qualified, stable and high-standard shrink film solutions equivalent to international top brands.
Features
- Micro-layer co-extrusion and electron-beam cross-linking
- High clarity and strong heat seals
- Tensile strength and puncture resistance at thinner gauges
- Broad processing window for automated packaging
Technical specifications
Scroll the table horizontally to compare all thicknesses.
| Property | Specification |
|---|---|
| Nominal thickness (brochure) | 12 / 15 / 19 / 25 / 30 / 38 / 52 μm |
| Film type | Cross-linked polyolefin shrink film |
| Technology | Micro-layer co-extrusion; electron-beam cross-linking |
| Property | ASTM | Unit | 12 μm | 15 μm | 19 μm | 25 μm | 30 μm | 38 μm |
|---|---|---|---|---|---|---|---|---|
| Tensile strength (MD) | D882 | N/mm² | 130 | 135 | 135 | 125 | 120 | 115 |
| Tensile strength (TD) | D882 | N/mm² | 125 | 125 | 125 | 120 | 115 | 110 |
| Elongation (MD) | D882 | % | 115 | 120 | 120 | 120 | 125 | 130 |
| Elongation (TD) | D882 | % | 105 | 110 | 110 | 115 | 115 | 120 |
| Hot-wire seal strength (MD) | F88 | N/mm | 1.13 | 1.29 | 1.45 | 1.75 | 2.15 | 2.1 |
| Hot-wire seal strength (TD) | F88 | N/mm | 1.18 | 1.43 | 1.65 | 1.75 | 2.1 | 2.1 |
| Static COF, film to film | D1894 | — | 0.23 | 0.19 | 0.18 | 0.22 | 0.23 | 0.25 |
| Dynamic COF, film to film | D1894 | — | 0.23 | 0.19 | 0.18 | 0.22 | 0.23 | 0.25 |
| Clarity | D1746 | % | 98.5 | 98.8 | 98 | 97.5 | 94 | 92 |
| Oxygen transmission rate | D3985 | cc/m²/day | 10300 | 9500 | 6200 | 5400 | 4200 | 3700 |
| Water vapor transmission rate | F1249 | g/m²/day | 32.5 | 27.5 | 20.5 | 14.5 | 11 | 9.5 |
Nominal thickness options are listed in the supplied product brochure. Film selection and machine settings depend on the product and packaging trial. Typical values are transcribed from the model-specific technical datasheet. MD = machine direction; TD = transverse direction. See the downloadable document for the full test data.
Applications
- Lightweight and heavy products
- Retail goods and multipacks
