CD Skripsi
Pembuatan Beton Berbasis Opc Dengan Penambahan Turbulance Assisted Shear Exfoliation (Tase) Graphene
ABSTRACT
Concrete is the primary raw material for construction which consists of
constituent materials in the form of portland cement, fine aggregate, coarse
aggregate, water and with or without added materials. Graphene is a nano-sized
and strong material. The use of graphene can be used as an additive (admixture
or additive) to improve the quality and quality of concrete. This research aims to
make concrete based on Ordinary Portland Cement (OPC) with the addition of
graphene nanosheets (GNS), as well as to study the effect of increasing the
number of graphene nanosheets (GNS) and differences in sand size on the
mechanical properties and morphology of the resulting concrete. Concrete
manufacture begins with preparing a graphene solution which is made by
synthesizing pure graphite through the TASE method. Then the concrete is made
by mixing all the materials to be used manually with the ratio of raw materials
(cement: sand: gravel: water) is 1: 2: 3: 0.6 until homogeneous. The results of
testing the mechanical properties of concrete show that the highest compressive
strength is 21.75 MPa obtained from variations in the addition of 5% graphene
with sand size gradations, namely mix (200
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