Fruit & food guide

Meat, poultry and seafood packaging guide

Fresh meat, poultry and seafood are usually packed in sealed trays with a protective gas mix (MAP), using barrier materials that keep oxygen and moisture out. The tray, its lidding film and any absorbent pad are chosen together for the product and the shelf life needed.

Written and reviewed by the AVI technical team, from AVI Global Plast's own catalogue and production data · Updated

The pack system

  1. Tray: sized to the cut, with a flat sealing flange.
  2. Barrier: in the tray material or a laminate, to keep oxygen out.
  3. Lidding film: sealed to the flange after the gas is flushed in.
  4. Absorbent: a pad or capillary tray to hold drip from meat.

MAP or vacuum

MAP keeps the product loose and its colour natural under a gas mix; vacuum skin packs hold the product tight under film. Both need barrier materials.

Getting it right

Tell AVI's team the product, gas mix, sealing machine and target shelf life. The team will match the tray construction and film and supply the barrier data for your trials.

AVI packs for this

PackTypeSize (L × W × H)Empty weightHoldsPer cartonEnquiry
RTE 104 140/40 Modified-atmosphere-packaging tray 140 × 104 × 42 mm 10 g — —
TBT 140 190/40 PP Modified-atmosphere-packaging tray 190 × 140 × 40 mm 18.3 g — —
TBT 140 190/60 PP Modified-atmosphere-packaging tray 190 × 140 × 60 mm 22 g — —
RTE 140 190/40 3CP PP Modified-atmosphere-packaging tray 190 × 140 × 40 mm 18.8 g — —
RTE 200 310/45 PL PP Modified-atmosphere-packaging tray 310 × 200 × 45 mm 33 g — —
TRAY140TR190/40PET Capillary absorbent meat tray 190 × 140 × 41.5 mm 14 g — —
Lid 104 141 Flat lid for MAP RTE 104 series tray 142 × 106 × 12 mm 6.5 g — —
LID 141 191 Flat lid for RTE 140 series tray 196 × 145 × 12 mm 10 g — —

All packs are rPET. Figures from AVI's catalogue; tolerances and fill depend on the product, so samples are the final check. See the full catalogue.

AVI products

Terms in this guide

EVOH
Ethylene vinyl alcohol, a plastic layer with a very high oxygen barrier, used inside multi-layer films and trays.
High-barrier film
A multi-layer film that blocks oxygen and moisture, such as PET/EVOH/PE, for meat, dairy and other sensitive food.
Lidding film
A film heat-sealed onto a tray or punnet to close it. It can be perforated for breathing produce or high-barrier for MAP.
MAP (modified atmosphere packaging)
Packing food in a sealed tray where the air is replaced with a protective gas mix, which slows spoilage.
Migration
The transfer of substances from packaging into food. Food-contact rules set limits, checked by testing.

The full A–Z glossary

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