If you have stumbled upon this phrase in a contract, a shipping manifest, or a production specification sheet, you know how perplexing it can be. Is it a legal term? A metallurgical process? A shipping category?
Audit your current cold chain or metallurgical shipping documents. If you see "General Freight" listed for a product that generates or fears heat, you are not using a bound heat protocol. Upgrade to a Consignment 3 rated shipper today, or risk losing the entire lot to thermal runaway. Need a specific "Consignment 3 bound heat" checklist for your industry? Download our free 10-point thermal verification template below. consignment 3 bound heat
| Feature | Active Cooling (Reefer) | Passive Bound Heat (Insulation/PCM) | | :--- | :--- | :--- | | | Requires diesel or electric | Zero (Thermal physics only) | | Failure Mode | Compressor failure = Total loss | Works for 96+ hours if sealed | | Best for | Large, uniform loads | Small, high-value Consignment 3 loads | | Terminology | Forced air | "Bound" (contained within boundary) | If you have stumbled upon this phrase in