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In sand faced finish, the second coat of plaster is applied after curing the first coat for __________ days.(a) 7(b) 15(c) 21(d) 27The question was asked in an interview.I'd like to ask this question from Types of Plaster Finishes topic in chapter Pointing and Plastering of Construction & Building Materials

Answer»

Right answer is (a) 7

To explain I would say: Sand faced finish is acquired by plastering in two coats. The SECOND coat of plaster is APPLIED after curing the first coat for 7 days. The surface of the final coat is finished by rubbing clean sand of UNIFORM size.



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