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Pemanfaatan Batu Apung Dalam Pembuatan Beton Ringan Dengan Sikament-NN Dan Sika Fume
Has been fabricated concrete made from cement, sand, pebbles, pumice, Sikament NN and Sika-Fume. With the treatment time: 7, 21 and 28 days. Testing parameters include: density, absorption, compressive strength, and ...