International Journal of Applied Ceramic Technology,
Год журнала:
2024,
Номер
unknown
Опубликована: Ноя. 28, 2024
Abstract
The
current
review
article
explores
advancements
in
machining
of
metal
matrix
composites
(MMCs),
polymer‐matrix
(PMCs),
and
ceramic
(CMCs),
with
a
focus
on
the
critical
role
abrasives.
Processes,
such
as
slotted
electrical
discharge
abrasive
grinding
(SEDAG)
electrochemical
machining,
utilize
both
thermal
(spark
erosion)
mechanical
(abrasive)
actions,
effectively
balancing
material
removal
minimizing
damage
during
MMCs.
For
PMCs,
rotary
ultrasonic
face
combines
vibrations,
reducing
friction
cutting
forces.
In
CMCs,
advanced
methods,
laser‐assisted
(LAG)
laser‐ablating‐assisted
(LAAG),
are
particularly
effective.
LAG
preheats
material,
softening
it
for
easier
removal,
whereas
LAAG
ablates
directly,
forces
subsurface
damage.
These
methods
tailored
to
properties
each
composite,
optimizing
rates
surface
quality.
research
emphasizes
that
abrasives
significantly
improve
efficiency
integrity
when
optimized
right
combination
parameters.
By
discussing
interaction
composite
materials,
this
provides
key
insights
into
improving
processes,
making
valuable
reference
researchers
seeking
enhance
machinability
materials
across
various
applications.
Polymer Composites,
Год журнала:
2025,
Номер
unknown
Опубликована: Фев. 26, 2025
Abstract
This
study
enhances
the
continuous
induction
welding
of
unidirectional
carbon
fiber‐reinforced
low‐melt
PAEK,
addressing
challenge
posed
by
anisotropic
electrical
conductivity
fibers,
which
causes
uneven
eddy
current
distribution,
inadequate
heating,
and
weak
joint
strength.
A
metallic
susceptor
moving
with
coil
along
weld
line
but
not
remaining
in
bonding
interface
was
introduced
to
selectively
heat
area,
preventing
unnecessary
matrix
melting.
Experimental
validation
Finite
Element
(FE)
simulations
confirmed
approach's
effectiveness
achieving
uniform
heating
stronger
joints.
key
parameter
3D
simulation
laminate,
lay‐up
dependent
challenging
measure
directly.
work
proposed
a
novel
method
estimate
for
materials
aligning
measured
simulated
temperature
profiles
during
static
welding.
The
model
accurately
predicted
distribution
crystallinity
at
under
different
speeds.
Results
demonstrated
feasibility
using
removable
steel
enhance
UD
fiber
laminates
PAEK
matrix.
experimental
numerical
approach
offers
valuable
tool
defining
processing
window
optimizing
stacking
sequences,
improving
composites
non‐conductive
laminates.
Highlights
Continuous
composites.
Induction
assisted
movable
susceptor.
Composite
electric
determined
an
iterative
procedure.
Temperature
prediction
Crystallinity
as
function
speed
Polymer Composites,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 7, 2025
Abstract
Currently,
natural
materials
are
gradually
replacing
synthetic
in
polymer
composites
due
to
factors
including
cost‐effectiveness,
sustainability,
and
the
availability
of
raw
materials.
This
study
examined
variations
thermal,
mechanical,
dynamic
mechanical
properties
acrylonitrile
butadiene
styrene
(ABS)
thermoplastic
composite
incorporating
varying
ratios
almond
shell
powder
(ASP)
Cerium
Oxide
(CeO
2
).
Tensile
tests,
three‐point
bending
analyses,
thermogravimetric
analyses
were
conducted.
Scanning
electron
microscopy
(SEM)
energy‐dispersive
spectroscopy
(EDS)
employed
assess
pure
ABS
nine
distinct
The
tensile
strength,
elastic
modulus,
strength
material
exhibited
increases
6%,
7%,
7.5%,
respectively,
compared
ABS,
with
various
CeO
reinforcement.
Moreover,
exhibit
elevated
glass‐transition
temperatures
storage
moduli
ABS.
Microstructure
images
obtained
through
SEM
EDS
element
mapping
illustrate
distribution
ASP
influencing
its
thermal
properties.
Highlights
Almond
cerium
oxide
used
as
filler
Mechanical,
morphological,
investigated.
enhanced
composite.
Low
supplementation
improved
Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering,
Год журнала:
2025,
Номер
unknown
Опубликована: Март 25, 2025
In
current
research,
compression
molding
was
used
to
fabricate
Phoenix
sp.
fiber
reinforced
vinyl
ester
composites.
Fiber
volume
fraction
(10,
20,
30
and
40
wt%)
length
20
mm)
were
varied
in
order
investigate
the
mechanical
characteristics,
free
vibration,
water
absorption
behavior.
Composites
with
wt%
of
mm
exhibited
optimal
properties,
including
tensile
strength
(27.56
MPa),
modulus
(1977.63
flexural
(62.28
(2774.81
impact
energy
(0.494
J),
hardness
(79.33)
vibration
properties
(30.42
Hz).
Increasing
content
improved
stiffness
reduced
mass
composites,
resulting
a
higher
natural
frequency.
contrast,
moisture
rate
positive
correlation
both
when
evaluated
under
ambient
environmental
conditions.
Scanning
electron
microscopy
reveals
that
composites
fibers
have
strong
bonding
matrix.
Based
on
obtained
results,
reinforcement
is
best
choice
for
producing
high-quality
recommended
interior
use
automotive
packaging
industries.
