Research Article

Mechanical Properties of Tunnel Muck with Fly-Ash Geopolymer

Table 4

Details of orthogonal analysis.

IndexMfa/MtmMliquid/MsolidNaOH (mol/L)

Strength (MPa)K150.4265.2043.4149.88
K261.3458.4962.4360.55
K359.3247.3965.2460.65
k116.8121.7314.4716.63
k220.4519.5020.8120.18
k319.7715.8021.7520.22
R3.645.937.283.59
Weight of influence factorsMliquid/Msolid >  > Mfa/Mtm > NaOH
Optimal solution2132

Tenacity (J/m3)K1475.65460.19292.22362.89
K2444.51437.21467.83450.86
K3421.73444.49581.84528.14
k1158.55153.4097.41120.96
k2148.17145.74155.94150.29
k3140.58148.16193.95176.05
R17.977.6696.5455.08
Weight of influence factorsMliquid/Msolid > NaOH > Mfa/Mtm > 
Optimal solution1133