Sand content test of Bentonite

Sand content test method of bentonite

Test standard : IS 6186:1986

Test Apparatus

  1. 75 microns IS Sieve
  2. Weighing balance
  3. High speed stirrer

Test procedure for Sand content test of Bentonite

  1. Take 50 g sample and prepare a homogenous suspension in tap water with the aid of high speed stirrer.
  2. Filter the suspension through a 75-micron IS Sieve.
  3. wash the residue on the sieve by moderate stream of water, until no more residue passes through it.
  4. Dry the residue and weigh (W)

Sand content (%) by mass = W X 2

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Rajkumar ghagre

Founder & Admin of, I am a civil engineer working as a Assistant Engineer (QA/QC).

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