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Stiffness Module and Compression Strength of Polymer-Treated Sand

   | Apr 01, 2019

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Figure 1.

Grain Size Distribution of Sand
Grain Size Distribution of Sand

Figure 2.

The cylindrical specimens a) sand mixed with each of 10%, 20%, 30% of cement b) sand mixed with 50% of cement
The cylindrical specimens a) sand mixed with each of 10%, 20%, 30% of cement b) sand mixed with 50% of cement

Figure 3.

The prism specimen (sand + epoxy) a) in the wooden mold b) after extrusion
The prism specimen (sand + epoxy) a) in the wooden mold b) after extrusion

Figure 4.

c) cylindrical specimen connected to software d) flexural frequency for prism specimen with 3% epoxy
c) cylindrical specimen connected to software d) flexural frequency for prism specimen with 3% epoxy

Figure 5.

Young Modulus (E) vs the aspect ratio for treated cylindrical specimens with additives from 1% up to 5%
Young Modulus (E) vs the aspect ratio for treated cylindrical specimens with additives from 1% up to 5%

Figure 6.

Young Modulus (E) vs the additives percentage for all sizes of cylindrical specimens
Young Modulus (E) vs the additives percentage for all sizes of cylindrical specimens

Figure 7.

Poisson ratio vs the aspect ratio for treated cylindrical specimens with additives from 1% up to 5%
Poisson ratio vs the aspect ratio for treated cylindrical specimens with additives from 1% up to 5%

Figure 8.

Poisson ratio vs the additives percentage for all sizes of cylindrical specimens
Poisson ratio vs the additives percentage for all sizes of cylindrical specimens

Figure 9.

Young modulus (E) & Poisson ratio vs the additives percentage for cylindrical specimens a) aspect ratio 0.4, b) aspect ratio 0.48, c) aspect ratio 0.6
Young modulus (E) & Poisson ratio vs the additives percentage for cylindrical specimens a) aspect ratio 0.4, b) aspect ratio 0.48, c) aspect ratio 0.6

Figure 10.

Strength (MPa) of cylindrical specimens versus the additives’ percentage
Strength (MPa) of cylindrical specimens versus the additives’ percentage

Figure 11.

Maximum load (N) vs the aspect ratio for treated specimens with additives from 1% up to 5%
Maximum load (N) vs the aspect ratio for treated specimens with additives from 1% up to 5%

Figure 12.

Strength (MPa) of cylindrical specimens vs the aspect ratio
Strength (MPa) of cylindrical specimens vs the aspect ratio

Properties of epoxy

Property Component A Component B Component A+B (A:B is 2:1)
Density 11.7kN/m3 10kN/m3 11.4 kN/m3
Viscosity at 25°C ca. 600 mPa.s (milli Pascal. second) ca. 400 mPa.s (milli Pascal. second) ca. 550 mPa.s (milli Pascal. second)
Compression Strength 100 MPa
Temperature Resistance Max 50 °C
E-modulus 300 MPa
Hardness shore A 95

Dimensions of specimens

Specimen No. 1(small) 2(medium) 3(large)
Cylindrical
Height of specimen (L) mm 70 86 105
Diameter of specimen(D)mm 42 42 42
Aspect ratio D/L 0.6 0.488 0.4
Prism 1 2
Length of Specimen mm 150.27 150.71
Width of specimen mm 101.39 113.12
Thickness of specimen mm 11.82 12.01

Poisson ratio for cylindrical treated specimens

Additive’s Percentage Aspect Ratio of Cylindrical Specimens Poisson Ratio (proposal) Poisson Ratio (calculated)
1% 0.6 0.3 0.301343101
0.48 0.29 0.292045291
0.4 0.29 0.291639096
2% 0.6 0.26 0.259105869
0.48 0.24 0.241980416
0.4 0.24 0.241586634
3% 0.6 0.22 0.221253169
0.48 0.2 0.20559029
0.4 0.18 0.181458296
4% 0.6 0.165 0.162515082
0.48 0.16 0.162010583
0.4 0.17 0.170111179
5% 0.6 0.15 0.150715709
0.48 0.14 0.142043808
0.4 0.14 0.140292754
eISSN:
1899-0142
Language:
English
Publication timeframe:
4 times per year
Journal Subjects:
Architecture and Design, Architecture, Architects, Buildings