Jual Alat Pertambangan
Percentage Refusal Density (PRD) is defined as the ratio of the initial dried bulk density of the sample to the final density (refusal density) expressed as a percentage.
The methode is the definitive test for determining the degree of compaction of bituminous pavements.
The test is intended for quality control purposes. 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.
The one set consist of :
Vibrating Hammer Machine : Suitabble for compacting asphalt samples electric consumption 220 V, 50-60 Hz, 1 phase. Supplyed complete with carrying case. 1 unit
Small Tamping Foot : 102 mm diameter 1 pcs
Large Tamping Foot : 146 mm diameter 1 pcs
Shank : 300 mm shank for tamping foot 1 pcs
Split Mould : 4 inch mould diameter, split type, with base plate 1 pcs
Split Mould : 6 inch mould diameter, split type, with base plate 1 pcs
Dimension (l x w x h): 67x 42 x 23 Cm / Gross weight: 40 Kg
Standard supply with instruction manual books
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