Run the coolant estimate
Utiliser le poids de la charge utile, taille de boîte, temps de parcours, and seasonal temperature before finalizing gel pack or PCM mass.
Near-ice seafood route
Tuna Steaks Cold Chain Packaging Solution
Tuna steaks are sensitive to warm dwell time, changement de couleur, transfert d'odeur, and pressure marks. A useful packout keeps the product close to ice temperature, shortens uncontrolled pickup or receiving time, and keeps coolant from touching the steak surface or vacuum pack directly.
Intention de températureUse a near-ice chilled route, commonly planned around 0-2 C for quality, and follow the seafood safety plan for histamine-sensitive species.
Contrôle de l'humiditéUse liner and absorbent layers so leakage or condensation does not reach the outer carton.
Coolant ruleDo not rely on a light chilled meal-kit packout for tuna steaks. Tuna needs tighter dwell control, isolation plus forte, and clearer receiving checks than many prepared foods.
Contrôle de validationConfirmer la température du produit, état du colis, emplacement du liquide de refroidissement, and receiving quality together.
Choose the packout by route condition
The coolant amounts below are starting ranges for planning. Final packout should be validated with the exact payload, insulation size, carrier lane, et assaisonner.
| État de l'itinéraire | Intention de température | Tempk packaging setup | Coolant planning range | Emplacement du liquide de refroidissement |
|---|---|---|---|---|
| Same-day premium delivery, 8-18 h | 0-2 C réfrigéré | EPP shipper or insulated carton, sealed product bag, couche absorbante, barrière contre les odeurs. | 0.7-1.3 kg conditioned gel packs or 0 C PCM for 1-3 kg de charge utile. | Perimeter coolant. Keep frozen packs away from the steak face and vacuum seal edges. |
| Overnight route, 18-36 h | Near-ice route with short dwell | Isolation plus épaisse, tighter void fill, leak liner, temperature logger near product. | 1.4-2.4 kg gel packs or PCM for 1-3 kg de charge utile. | Use side plus top coolant separated by board or pouch; prevent pressure dents. |
| Hot lane or remote delivery, 36-48 h | Validated chilled lane only | Pre-qualified shipper size, reduced headspace, route risk check before launch. | 2.5-4.0 kg gel packs or PCM for 1-3 kg de charge utile. | If validation cannot hold target, upgrade insulation or service level before adding uncontrolled coolant mass. |
For a tighter first estimate, Utiliser le Calculateur de banquise and then compare coolant families in the Liquide de refroidissement & PCM Reference.
Packout sequence that protects product quality
Small layout changes can decide whether the receiver sees a clean chilled seafood parcel or a wet, pressured, partially frozen product.
1
Control dwell before packing
Keep tuna cold before handoff. A warm staging table can create more risk than the parcel transit itself.
2
Use low-pressure separation
Add a divider between coolant and product, then use void fill that prevents movement without crushing steak edges.
3
Place the logger in product air space
Do not tape the logger to the coolant. The receiver needs to see the environment the tuna experienced.
4
Inspect for quality loss
Check receiving temperature, surface color, odeur, package leaks, vacuum seal condition, and evidence of coolant contact.
Common losses this packout is meant to prevent
Use these receiving checks when adjusting coolant quantity, épaisseur d'isolation, or internal separation.
Quality and packaging risks
- Temperature abuse from long pickup dwell or a delayed final-mile stop.
- Color dulling or surface dehydration when liners and coolant position are poorly matched.
- Pressure marks from top-loaded frozen packs.
- Odor transfer into retail packaging or subscription boxes.
Outils, composants, and related seafood routes
Use the product page for the packaging logic, then use the tools to size the first trial packout before a lane test.
Choose coolant behavior
Compare frozen gel packs, packs de gel conditionnés, et 0 C PCM so the product is cooled without direct freeze injury.
Vérifier le risque de voie
Review lane time, ramassage en direct, retard du dernier kilomètre, and receiver process before launch.
Need a seafood packout checked before launch?
Share the seafood form, poids de charge utile, taille de boîte, niveau de service, origin temperature, saison des voies, and receiving window. Tempk can help compare insulation, masse de liquide de refroidissement, placement, et étapes de validation.