Buildings,
Journal Year:
2024,
Volume and Issue:
14(12), P. 3846 - 3846
Published: Nov. 30, 2024
The
preparation
of
ambient-cured
fly
ash-based
geopolymer
mortar
(FAGM)
with
high
strength
by
utilizing
the
chemical
reactivity
slag
is
key
to
realizing
sustainable
and
efficient
application
solid
waste
resources.
This
paper
investigates
influence
different
type
S95
contents
(0%,
5%,
10%,
15%,
20%,
25%,
30%)
on
fluidity,
setting
time,
mechanical
properties
FAGM
at
ambient
temperature.
direct
method
first
adapted
monitor
geopolymerization.
results
indicate
that
has
a
minimal
effect
fluidity
mortar,
while
time
decreases
compressive
increases
higher
content.
For
30%
content,
reduced
from
3160
min
140
min,
decrease
95.6%,
3-day
28-day
increase
1.5
MPa
34.7
33.5
73.4
MPa,
enhancements
2170.2%
110.3%,
respectively.
Slag
also
exerts
an
internal
curing
effect,
raising
temperature
accelerating
geopolymerization
process
ash,
thereby
improving
compactness
reducing
its
porosity.
approach
successfully
enables
production
high-strength,
FAGM.
Buildings,
Journal Year:
2024,
Volume and Issue:
14(12), P. 3846 - 3846
Published: Nov. 30, 2024
The
preparation
of
ambient-cured
fly
ash-based
geopolymer
mortar
(FAGM)
with
high
strength
by
utilizing
the
chemical
reactivity
slag
is
key
to
realizing
sustainable
and
efficient
application
solid
waste
resources.
This
paper
investigates
influence
different
type
S95
contents
(0%,
5%,
10%,
15%,
20%,
25%,
30%)
on
fluidity,
setting
time,
mechanical
properties
FAGM
at
ambient
temperature.
direct
method
first
adapted
monitor
geopolymerization.
results
indicate
that
has
a
minimal
effect
fluidity
mortar,
while
time
decreases
compressive
increases
higher
content.
For
30%
content,
reduced
from
3160
min
140
min,
decrease
95.6%,
3-day
28-day
increase
1.5
MPa
34.7
33.5
73.4
MPa,
enhancements
2170.2%
110.3%,
respectively.
Slag
also
exerts
an
internal
curing
effect,
raising
temperature
accelerating
geopolymerization
process
ash,
thereby
improving
compactness
reducing
its
porosity.
approach
successfully
enables
production
high-strength,
FAGM.
