Percentage Refusal Density

Percentage Refusal Density 

Percentage Refusal Density / PRD, is defined as ratio of the initial dried density of the sample to the final density ( refusal density) expressed a percentage.

The sample bulk density is determined by weighing in air and water. It is then heated in a split mould and compacted to refusal using a vibrating hammer. The final density is obtained by weighing in air and water.


Main Unit:

PRD Split Mould and Baseplate


Accessories:

Vibrating Hammer

Small Tamping Foot
Large Tamping Foot
300mm Shank
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