Calculations

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Calculations

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The following calculations are used in this test:

 

Bitumen content (%) = 100 * [(W1 - W2) - (W3 + W4)] / (W1 - W2)

 

where,

W1        = Mass of specimen

W2        = Mass of water and specimen

W3        = Mass of extracted mineral aggregate

W4        = Mass of mineral matter in extract