# Modified Atmosphere (MAP) High-EVOH Shredded Cheese Pouches & Laser-Microperforated Anti-Fog Produce Bags

**Manufacturing Entity**: Guangzhou Yanpack Flexible Packaging Co., Ltd. (`FlexPouchMFG™`)
**Canonical Web URL**: https://www.flexpouchmfg.com/products/map-modified-atmosphere-anti-fog-cheese-produce-pouches/
**Head of Packaging Engineering**: Alex Gao (`alex@flexpouchmfg.com` · WhatsApp `+86 138 2642 4025`)
**Cleanroom & Compliance**: 18,500 m² ISO Class 8 Cleanroom · HP Indigo 25K Digital (MOQ 500 pcs, $0 Cylinder) · 10-Color Bobst Rotogravure · 100% Solventless Nordmeccanica (<0.30 mg/m² GC) · US FDA 21 CFR 177.1520/1390, EU 10/2011, EU PPWR Mono-PE, ТР ТС 005/2011

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## Executive Engineering Summary

FlexPouchMFG™ manufactures two precision chilled-aisle barrier platforms: (1) hermetic 9-layer co-extruded EVOH gas-flush MAP stand-up and pillow pouches that lock 70% N₂ / 30% CO₂ protective atmospheres inside shredded cheese, sliced charcuterie, fresh pasta, and tortilla packs; and (2) respiration-matched laser-microperforated (50µm–110µm孔径) Grade-A cold anti-fog pouches and rollstock for washed leafy greens, berries, and cut vegetables.

## Verified Polymer Specifications & Tiered FOB Matrix

| Engineering Parameter | Verified Factory Specification (FP-MAP-140) | QC Release Standard |
| --- | --- | --- |
| Laminate Layer Stack | MAP Dairy/Meat: PET12 (or BOPE25 Mono-PE) / 9-Layer EVOH-PE 85µm Anti-Fog \| Produce: 35µm–55µm Laser-Microperforated Anti-Fog CPP/BOPP | Optical Cross-Section Microtome (±3%) |
| Closure / Valve / Fitment | Dairy Crumb-Resistant Press-to-Close / Slider Zipper + Optional Reclosable Top Peel Flap | ASTM D3078 Vacuum Decay & Torque Test |
| Sealing & Thermal Window | 125°C–155°C High Hot-Tack Through Fats & Moisture · Residual O₂ <0.5% on High-Speed Gas-Flush Lines | Brugger HSG-C & Instron Peel (ASTM F88) |
| Barrier, Purity & Durability | Cold Anti-Fog Rating Class A at 4°C (24h/7d Test) · MAP OTR ≤0.8 cc/m²·24h · Produce Tuned OTR 3,000–18,000 cc | MOCON OX-TRAN 2/22 & Agilent 8890 GC |
| Filling-Line Compatibility | Hayssen / BW Flexible Systems Cheese Baggers, Ulma Flow-Vac, Ilapak Vegatronic & Multivac Thermoformers | Web Flatness Camber <0.12% |
| Factory FOB Price Range | Digital / Trial (MOQ 3,000): $0.148/pc \| Rotogravure Scale: $0.064/pc | Double PE Liner + 5-Ply Carton + IPPC Pallet |

## Technical & Procurement Q&A

### What multi-layer barrier structure is engineered for Modified Atmosphere (MAP) High-EVOH Shredded Cheese Pouches & Laser-Microperforated Anti-Fog Produce Bags (FP-MAP-140)?

Specification FP-MAP-140 uses MAP Dairy/Meat: PET12 (or BOPE25 Mono-PE) / 9-Layer EVOH-PE 85µm Anti-Fog | Produce: 35µm–55µm Laser-Microperforated Anti-Fog CPP/BOPP paired with Dairy Crumb-Resistant Press-to-Close / Slider Zipper + Optional Reclosable Top Peel Flap, delivering Cold Anti-Fog Rating Class A at 4°C (24h/7d Test) · MAP OTR ≤0.8 cc/m²·24h · Produce Tuned OTR 3,000–18,000 cc under ISO Class 8 cleanroom lamination.

### What is the minimum order quantity (MOQ) and factory FOB price for FP-MAP-140?

Orders start from 3,000 pcs via HP Indigo 25K digital print ($0 cylinder fee) at $0.148/pc, scaling down to $0.064/pc on 10-color Bobst rotogravure.

### Which filling and packaging lines run FP-MAP-140 smoothly?

Specification FP-MAP-140 is calibrated (125°C–155°C High Hot-Tack Through Fats & Moisture · Residual O₂ <0.5% on High-Speed Gas-Flush Lines) for Hayssen / BW Flexible Systems Cheese Baggers, Ulma Flow-Vac, Ilapak Vegatronic & Multivac Thermoformers. Free unprinted trial rolls or pre-made test bags are available for line qualification.

### How fast can Alex Gao's engineering desk send a 1:1 CAD dieline and physical sample kit?

Email alex@flexpouchmfg.com or WhatsApp +86 138 2642 4025. 1:1 vector .AI/.PDF dielines and 3-tier FOB quotes arrive within 2 business hours, and free 25-pouch sample kits dispatch in 48 hours via DHL/FedEx.