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Dry Ice Posts

October 10, 2013

FedEx Breaks Ground on New Temperature Controlled Facility at Memphis World Hub

FedEx Express announced today that it is beginning construction on a new state-of-the-art temperature controlled facility and heavyweight pickup and delivery operation at the FedEx Express World Hub in Memphis, TN. The 88,000 square-foot facility will interface directly with Memphis hub operations, providing greater efficiency for shipments transiting the FedEx Express network, as well as enhanced handling of customers’ cold chain shipments.

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June 25, 2012

Dry Ice Shipments in Air Transport

Adding dry ice in perishable shipments has been used as a cost effective solution to maintain cold temperatures for a limited time. Dry ice is solidified carbon dioxide (CO2) at very low temperature. Phase change diagrams establish the relationship between temperature, pressure and states of matter for carbon dioxide. Dry ice undergoes a phase change from solid to gas at -78oC under atmospheric pressure, without passing through the liquid state in a process called sublimation. Dry ice can be found in various particle sizes and shapes such as blocks, pellets or snow.

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