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Evaluating Product Delivery Characteristics from a Bottle, Tube or Spray Pack

Published 29 September 2014 | By Malvern Panalytical

Many consumer products are packaged in tubes or bottles where product application involves pumping the product through a nozzle. Such products tend to be shearthinning products where the viscosity drops during the extrusion process due to the increasing shear rate, and then recovers on exiting the nozzle as the shear rate is reduced.

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Evaluating Product Delivery Characteristics from a Bottle, Tube or Spray Pack