Epoxy resin composites reinforced with upcycled fabrics: Mechanical, thermal, and morphological analysis
SPE Polymers,
Год журнала:
2024,
Номер
5(4), С. 624 - 636
Опубликована: Авг. 1, 2024
Abstract
The
mechanical,
thermal,
and
morphological
characteristics
of
epoxy
resin
composites
reinforced
using
repurposed
textiles
are
examined
in
this
work.
This
study
investigates
reusing
textile
waste
to
produce
composite
materials
sustainable
alternatives.
shows
how
may
be
improved
by
mixing
recycled
with
powdered
coconut
shells.
10%
the
total
weight,
or
shell,
was
combined
fabric
a
2:1
ratio
hardener.
After
mixture
put
into
molds,
it
given
72‐h
cure.
Two
samples
were
then
ready
tested
for
their
morphological,
thermal
characteristics.
Tensile,
bending,
impact,
thermogravimetric
analysis
(TGA),
scanning
electron
microscopy
(SEM)
tests
used
evaluate
performance.
force
obtained
tensile
test
1236.705
N,
bending
produced
86.76
impact
3.33
J.
found
have
strong
binding
SEM
examination,
TGA
investigation
indicated
notable
heat
absorption
capability.
offers
insightful
information
on
improving
material
performance
through
methods,
which
benefits
building,
automobile,
aerospace
sectors—industries
where
durability
environmental
responsibility
critical.
Highlights
Used
enhance
materials.
Tensile
reveal
structural
integrity
longevity.
Impact
show
resistance
dynamic
loads.
analyses
clarify
stability
bonding.
Язык: Английский
Investigation of the effects of walnut shell wood particles on the mechanical properties of injection molded wood‐ polyethylene‐polycarbonate composites
SPE Polymers,
Год журнала:
2025,
Номер
6(2)
Опубликована: Фев. 1, 2025
Abstract
In
this
study,
walnut
shell
is
used
as
an
additive
in
wood‐plastic
composite
production
to
explore
their
potential
manufacturing
processes.
Different
percentages
of
Polycarbonate
(PC)
(0,
7.5,
15
wt
%)
are
incorporated
with
high‐density
polyethylene
(HDPE)
the
base
material
various
proportions
evaluate
its
impact
on
final
product.
The
study
employs
Taguchi
technique
design
experiment
(DOE)
injection
molding
analyze
data.
Moreover,
a
method
involving
multi‐criteria
decision‐making
(MCDM)
select
optimal
model
through
practical
experiments.
mechanical
properties,
including
tensile
strength,
flexural
and
thoroughly
analyzed.
results
indicate
that
L1,
which
contains
0
%
PC
20
particle
size
1.5–1
mm,
exhibited
8%
increase
strength
but
34.89%
decrease
strength.
contrast,
L6,
comprised
7.5
40
shell,
demonstrated
30.19%
To
choose
best
conditions
using
MCDM
method,
preference
assigned
each
result.
Considering
importance
these
properties
for
very
close
ratios
(i.e.,
34%
33%
strength)
allocated.
findings
PC,
ranging
from
(1.5
1)
mm
most
effective
compound
among
all
conditions.
Highlights
Walnut
composite.
Mechanical
aspects
polycarbonate/polyethylene/wood
composites
optimized.
Tensile,
flexural,
strengths
optimized
method.
Multi‐criteria
analysis
implemented
Язык: Английский
Tribological behavior of high‐performance polymers used in wafer production systems for enhanced efficiency
SPE Polymers,
Год журнала:
2025,
Номер
6(2)
Опубликована: Март 24, 2025
Abstract
This
study
investigates
the
tribological
performance
of
6061‐T6
aluminum
alloy
and
high‐performance
polymers
(polyoxymethylene
copolymer
(POM‐C),
polytetrafluoroethylene
(PTFE),
polyamide‐6
(PA‐6),
cast
(PA‐6G))
under
dry
sliding
conditions,
with
a
focus
on
their
suitability
for
wafer
machinery
components.
Tribological
tests,
conducted
using
UTS
10/20
top‐disk
tribometer,
evaluated
materials'
coefficients
friction
(COF)
wear
resistance.
PA‐6G
exhibited
lowest
COF
(0.16)
rate,
demonstrating
exceptional
frictional
properties.
can
be
attributed
to
polymer's
unique
molecular
structure,
which
promotes
low‐friction
interface
enhances
its
PA‐6
also
showed
strong
performance,
balancing
durability,
moderate
PTFE
displayed
low
(COF
=
0.28),
suitable
continuous
motion
systems,
though
resistance
limits
applications
severe
conditions.
POM‐C
offered
balanced
but
higher
(0.34).
Conversely,
significant
abrasive
highest
rate
(1.13
×
10
−3
mm
3
/Nm),
highlighting
need
surface
enhancements
in
high‐wear
environments.
These
findings
provide
critical
insights
into
material
selection
components,
emphasizing
PA‐6G's
potential
enhance
operational
efficiency
equipment
longevity
through
superior
performance.
Highlights
offers
among
tested
materials.
exhibits
wear,
necessitating
treatments
improved
durability.
ensures
0.28)
shows
sliding.
balances
(0.22)
high
resistance,
ideal
durable
applications.
The
suggest
that
optimized
could
reliability
Язык: Английский