The product requirement comes first
The packout should be built around the product's labelled range and the shipper's route qualification plan.
Chilled Pharma Parcels
Cold Chain Packout for 2-8 C Pharma Parcels With Freeze Protection and Receiver Evidence
Chilled pharma parcels need a controlled product chamber, not just a cold box. The packout should follow the product's labelled storage range, protect against both warm excursions and freeze contact, and give the receiver clear evidence for acceptance.
2-8 CCommon labelled chilled pharma parcel range
Pas de gelProduct chamber must avoid direct frozen contact
12-48 hTypical express and overnight parcel window
EnregistreurProduct-level evidence supports receiving decisions
Product Risk
Why this parcel route needs its own packout logic
The right package has to protect the actual product and receiving decision, not only show a cold logger trace. These risks determine insulation, choix du liquide de refroidissement, emplacement du liquide de refroidissement, inner support, and validation checks.
Too much cold can fail the shipment
Hard frozen gel packs placed near the product can create local freeze risk even when the average trace looks acceptable.
Acceptance can happen after delivery
The box may sit at a receiving desk before inspection, so the validation plan should include realistic handoff time.
Low product mass changes fast
Small cartons and vials have little thermal mass and need careful coolant separation.
Route-Based Recommendation
Choose the packout by product range, parcel exposure, and delivery time
These are practical starting points for sample planning. Final coolant mass, épaisseur d'isolation, and inner support should be validated with the actual payload, itinéraire, courier service, et recevoir la norme.
| Shipment condition | Recommended Tempk package | Starting coolant direction | Emplacement du liquide de refroidissement | Que valider |
|---|---|---|---|---|
| Controlled same-day courier 8-18h itinéraire, ambient below 22 C, transfert direct |
Qualified EPS or EPP shipper, product chamber, conditioned PCM pockets, diviseur, et enregistreur | À propos 0.5-1.0 kg total conditioned PCM or gel packs for a small 0.5-2 kg de charge utile. Follow the labelled range and qualify with the actual payload. | Side pockets or lid pocket with a tested divider; never place frozen packs directly against the product carton. | Warmest product point, coldest product point, receiver delay, carton crush, and logger recovery |
| Overnight parcel route 18-36h itinéraire, manutention du dépôt, ambiant 22-30 C |
EPP or EPS shipper, isolation plus épaisse, fixed product chamber, PCM conditionné, doublure, et enregistreur | À propos 1.0-2.0 kg total conditioned PCM for a small parcel test. Increase only after cold-spot risk is checked. | Two side positions or perimeter PCM with full product-facing buffer; logger near product, not against coolant. | 2-8 C trace, freeze contact risk, product chamber stability, réception retardée, and outer carton condition |
| Hot-weather or delay-prone route 30-35 C ambient, 36-48h risk, weekend or receiving delay possible |
Higher-performance EPP/EPS shipper, larger insulation margin, qualified PCM layout, product chamber, et enregistreur | À propos 2.0-3.5 kg total conditioned PCM for extended small-parcel testing. Confirmer la charge utile, taille de l'expéditeur, niveau de service, and acceptance criteria before scaling. | Perimeter PCM with dividers and no direct contact; add logger positions for warm and cold spots. | Warm excursion margin, lowest product temperature, receiving delay, compression des cartons, and documented acceptance |
Coolant mass is a starting point, pas une garantie. Adjust by product temperature at packing, poids de charge utile, taille de l'expéditeur, matériau isolant, conditionnement du liquide de refroidissement, durée de l'itinéraire, profil ambiant, manutention du transporteur, et recevoir des chèques. More coolant can create freezing, pressure damage, emballage humide, or unsafe dry ice handling when separation and instructions are wrong.
Calculateur de banquiseEstimate a starting coolant mass from payload, taille de boîte, temps de parcours, et température ambiante.
Liquide de refroidissement & PCM ReferenceComparez les packs de gel, PCM, glace carbonique, and conditioning behavior before testing.
Vérificateur de risque d'itinéraireCheck whether the parcel lane needs more insulation, coolant margin, or a shorter service level.
Outils pour la chaîne du froidOpen the full Tempk tool set for package, liquide de refroidissement, itinéraire, and material planning.
Packout Structure
Build the box from the payload outward
Parcel packouts need product support, séparation du liquide de refroidissement, and receiving clarity before the shipper is closed. Start with the payload and acceptance criteria, then size insulation and coolant.
Recommended layer order
1. Label requirementConfirm product temperature range, temps de parcours, and acceptance criteria before choosing coolant.
2. Product chamberUse a carton, poche, or inner chamber that separates the payload from coolant pressure.
3. Conditioned PCMUse PCM or gel packs conditioned for the tested lane, not randomly frozen coolant.
4. Divider layerPlace corrugated, mousse, or molded separation between coolant and product.
5. Expéditeur isoléUse EPS or EPP sized for route duration, conditions ambiantes, et masse de charge utile.
6. Position de l'enregistreurTrack product-level warm and cold points without touching coolant.
Processus d'emballage
Control product condition before the parcel route begins
A stronger shipper helps, but loading condition, séparation du liquide de refroidissement, inner support, and receiving instructions usually decide whether the parcel is accepted.
1
Confirmer la gamme de produits
Use the labelled range and receiver rules before packout design. Do not generalize one product's lane to another.
2
Condition coolant correctly
Use the same conditioning method during validation and live shipment.
3
Keep the product chamber fixed
Prevent the payload from sliding into coolant during parcel handling.
4
Review the receiver workflow
Check logger record, product carton condition, heure de transfert, and any delayed opening scenario.
When to Change the Design
Arrival signals that point to the next adjustment
If the trace dips too cold
Increase buffer thickness, change PCM conditioning, or move coolant farther from the product chamber.
If the trace warms too early
Increase insulation margin, adjust PCM mass, shorten service level, or reduce receiving delay.
If cartons arrive crushed
Improve outer carton strength, inner supports, and product chamber clearance.
Related Resources
Use these pages when finalizing the sample request
Colis & Express Delivery Cold Chain SolutionsReturn to the parcel category route.Medicines Cold Chain Packaging SolutionsCompare product-specific pharmaceutical shipment needs.Liquide de refroidissement & PCM ReferenceCompare PCM and gel pack behavior before route qualification.
Pack réfrigérant en gelReview coolant options for chilled parcel routes.
Boîte isolée EPPUse when parcels need stronger reusable insulation or higher-value payload protection.
Boîte en carton isolantUse for parcel programs that need insulated carton structure.
Insulation Material ReferenceCompare insulation options before parcel route testing.
Contacter TempkSend route time, état du produit, nombre de charges utiles, and package size for packout support.
Need this parcel packout tested for your route?
Share the labelled range, product pack size, poids de charge utile, durée de l'itinéraire, profil ambiant, niveau de service, et flux de travail de réception. Tempk can help choose insulation, Conditionnement PCM, chamber layout, et étapes de validation.
Request a parcel packout review