Carbon Texture Formation on the Surface of Titanium Alloy Grade 5 (Ti–6Al–4V) During Finishing with Abrasive Films
Molecules,
Год журнала:
2025,
Номер
30(3), С. 514 - 514
Опубликована: Янв. 23, 2025
This
research
explored
the
formation
and
effects
of
carbon
layers
on
Grade
5
titanium
alloy
(Ti–6Al–4V)
surfaces
during
a
microfinishing
process
using
both
traditional
abrasive
films
graphite-coated
films.
The
study
tried
to
appraise
effect
in
concerning
surface
roughness.
Microfinishing
with
an
film
impregnated
diamond
particles
additional
coating
graphite
was
performed
minimize
roughness
enhance
overall
performance
surface.
As
result,
it
shown
that
after
processing,
uniform
texture
formed
by
significantly
improved
lubricating
thermal
properties.
Energy
dispersive
spectroscopy
(EDS)
analysis
confirmed
homogeneity
distribution
over
whole
treated
Moreover,
enabled
us
obtain
smoother
tribological
therefore
concluded
inclusion
is
necessary
for
effecting
modification
light
considerable
improvements
quality
performance,
especially
where
wear
needs
be
reduced
integrity
maximized.
Язык: Английский
Evaluation of the Surface Topography of Microfinishing Abrasive Films in Relation to Their Machining Capability of Nimonic 80A Superalloy
Materials,
Год журнала:
2024,
Номер
17(10), С. 2430 - 2430
Опубликована: Май 18, 2024
This
study
investigates
the
surface
topography
of
microfinishing
abrasive
films
and
their
machining
capability
on
Nimonic
80A
superalloy,
a
high-performance
nickel-based
alloy
commonly
used
in
aerospace
gas
turbine
engine
applications.
Surface
analysis
was
conducted
three
with
nominal
grain
sizes
30,
15,
9
μm,
exploring
wear
patterns,
contact
frequency,
distribution.
To
assess
distribution
apexes,
Voronoi
cells
were
employed.
Results
revealed
distinct
mechanisms,
including
torn
grains
cracked
bond
surfaces,
highlighting
importance
efficient
chip
removal
mechanisms
processes.
Larger
exhibited
fewer
contacts
workpiece
but
provided
more
storage
space
for
products,
while
smaller
facilitated
smoother
finishes.
The
research
demonstrated
effectiveness
reducing
irregularities.
Additionally,
worn
tools
insights
into
formation,
segmentation
microchips
contributing
to
removal.
These
findings
underscore
significance
selecting
appropriate
implementing
effective
optimize
processes
improve
finishing
quality
advanced
material
It
is
worth
emphasizing
that
no
prior
has
investigated
components
crafted
from
utilizing
films,
rendering
this
truly
unique
its
contribution
field.
Язык: Английский
Ultrathin Carbon Textures Produced on Machined Surfaces in an Integrated Finishing Process Using Microabrasive Films
Materials,
Год журнала:
2024,
Номер
17(14), С. 3456 - 3456
Опубликована: Июль 12, 2024
This
study
presents
research
into
the
unique
method
of
depositing
carbon
layers
onto
processed
surfaces,
during
finishing
with
abrasive
films,
on
a
global
basis.
The
authors
this
article
are
holders
patent
for
method.
What
makes
technology
outstanding
is
that
it
integrates
processes,
whereby
micro-finishing
and
deposition
layer
freshly
exposed
surface
fragments
achieved
simultaneously,
in
single
process.
Among
main
advantages
accruable
from
process
reduction
irregularities,
while
simultaneously.
Ultrathin
graphite
can
be
widely
used
conditions
where
other
methods
reducing
coefficient
friction
not
possible,
such
as
regard
to
micromechanisms.
illustrates
application
coating,
end
on,
film,
containing
intergranular
spaces,
saturated
graphite.
Thin
were
obtained
two
substrates
did
contain
their
initial
composition:
soda–lime
glass
tin–bronze
alloy.
It
was
performed
through
microscopic
examinations
produced
surface,
roughness
analyses
these
analysis
chemical
compositions
determined
by
methods,
namely
EDS
GDOES,
proving
existence
coatings.
aim
paper
prove
possibility
efficiency
using
graphite-impregnated
lapping
films
improved
smoothness,
durability,
wear
resistance.
coatings
will
tested
operational
properties
further
research.
underline
potential
revolutionize
treatment
due
significant
offers
across
various
industries.
Язык: Английский
Comparative Analysis of Microabrasive Film Finishing Effects across Various Process Variants
Materials,
Год журнала:
2024,
Номер
17(14), С. 3582 - 3582
Опубликована: Июль 19, 2024
The
paper
investigates
various
methods
of
microfinishing
and
arrives
at
the
best
technique
to
produce
a
very
smooth
surface.
Various
setups,
with
without
oscillation,
were
developed,
together
attachment
used
on
conventional
lathes
milling
machines.
workpiece
material
was
an
amorphous
nickel–phosphorus
Ni–P
alloy.
surface
roughness
parameters,
such
as
Sa,
Sv,
Sp,
measured
TalySurf
CCI6000
instrument.
For
measurement
protrusions,
“analysis
islands”
levels
cut-off.
2BA
method—machining
below
axis
oscillation—turned
out
be
most
effective
method
applied
because
it
had
highest
density
protrusions
while
having
smallest
value
roughness.
Non-oscillation
machining
zone
also
becomes
effective,
indicating
that
repositioning
can
compensate
for
lack
oscillation.
Already,
compact
structure
achieved
minimized
depths
in
valleys
by
supported
improvement
tribological
performance
increase
load-carrying
capacity,
lubricant
retention
enhancement.
These
results
show
process
optimized
parameter
tuning,
also,
non-oscillating
could
come
practical
alternative,
probably
reducing
complexity
equipment
cutting
costs.
Further
studies
need
aimed
scalability
these
their
application
other
materials
fields.
Язык: Английский
Evaluation of Surface Finishing Efficiency of Titanium Alloy Grade 5 (Ti–6Al–4V) After Superfinishing Using Abrasive Films
Materials,
Год журнала:
2024,
Номер
17(21), С. 5198 - 5198
Опубликована: Окт. 25, 2024
Ti–6Al–4V
is
the
most
commonly
used
alpha–beta
titanium
alloy,
making
it
prevalent
among
all
alloys.
The
processed
material
widely
employed
in
aerospace,
medical,
and
other
industries
requiring
moderate
strength,
a
good
strength-to-weight
ratio,
favorable
corrosion
resistance.
A
microfinishing
process
on
alloy
surface
was
conducted
using
abrasive
films
with
grain
sizes
of
30,
12,
9
μm.
Superfinishing
sequential
process,
where
finishing
operations
are
performed
tools
progressively
smaller
grains.
topography
measurements
workpiece
were
taken
after
each
operation.
experiment
direction
developing
new
smoothness
coefficient
considering
number
distribution
contact
points
so
as
to
properly
evaluate
quality
finishing.
results
showed
that
finest-grain
gave
uniform
points,
thus
offering
best
tribological
characteristics;
LF
(micron
lapping
film)
smoothest
surfaces
(Sz
=
2
µm),
while
biggest-grain
films,
such
30
FF
film),
less
effective
since
large
protrusions
formed.
This
suitable
study
explore
optimization
paths
for
superfinishing
alloys,
implications
improving
performance
longevity
components
critical
industrial
applications.
Язык: Английский
Innovative Solutions in the Design of Microfinishing Attachments for Surface Finishing with Abrasive Films
Micromachines,
Год журнала:
2025,
Номер
16(2), С. 165 - 165
Опубликована: Янв. 30, 2025
The
study
introduces
new
technologies
of
microfinishing,
which
are
primarily
aimed
at
cylindrical
surfaces
but
with
machining
effectiveness,
precision,
and
surface
longevity.
In
the
newly
proposed
dual-zone
microfinishing
method,
symmetrical
abrasive
film
feeding
systems
adapted
a
lever
mechanism
pivoting
pressing
assembly
to
simultaneously
conduct
processing
in
two
zones.
With
such
design,
uniform
force
distribution
is
ensured,
while
mechanical
deformation
reduced
raise
utility
lower
scraps
for
better
economic
performance.
Also,
application
operations
combined
carbon
layer
deposition
using
graphite-impregnated
films
introduced
as
novel
method.
This
process
combines
refinement
forming
wear-resistant
coatings
into
one
single
operation,
resulting
increased
wear
resistance
forces
friction.
Further
stabilization
conditions
achieved
by
immersing
zone
fluid
medium
due
lubrication,
improvement
heat
dissipation,
optimization
properties.
It
particularly
suitable
high-precision
applications
maintenance-free
environment
military,
vacuum,
low-temperature
systems.
experimental
results
show
effectiveness
methodologies,
underscoring
their
ability
create
remarkably
smooth
very
robust
textures
simultaneously.
Язык: Английский
Unit Load of Abrasive Grains in the Machining Zone During Microfinishing with Abrasive Films
Materials,
Год журнала:
2024,
Номер
17(24), С. 6305 - 6305
Опубликована: Дек. 23, 2024
This
work
investigates
the
contact
between
abrasive
particles
and
workpieces
in
microfinishing
processes
with
special
consideration
given
to
determination
of
unit
force,
pressure,
grain,
forces
exerted
by
individual
grains.
A
detailed
methodology
was
established
for
measuring
area,
penetration
depth,
circumferences
grain
imprints
at
depths
corresponding
multiples
total
height
film,
represented
parameter
Sz.
The
following
were
analyzed:
0.05
Sz,
0.15
0.25
0.35
Results
show
that
areas
closer
central
zone
bear
highest
pressures
and,
thus,
contribute
dominantly
material
removal.
It
further
found
near
edges
zone,
pressure
force
have
been
reduced
lower
removal
efficiency.
non-uniform
geometry
significantly
affect
mechanics,
more
shallow
penetration,
whereas
shape
apex
defines
nature
interaction.
parabolic
distribution
evident
irregular
load
area.
result
brings
out
need
refinement
design
film
order
achieve
improvement
uniformity
efficiency
during
microfinishing.
would
bring
valuable
insights
on
how
improve
effectiveness
an
ways
optimizing
process
conditions.
results
provide
a
founding
stone
advancement
knowledge
grain–workpiece
interaction,
enabling
better
surface
quality
reliable
processes.
Язык: Английский
The Effect of Channel Surface Roughness on Two–Phase Flow Patterns: A Review
Energies,
Год журнала:
2024,
Номер
17(21), С. 5483 - 5483
Опубликована: Ноя. 1, 2024
This
review
article
highlights
the
critical
impact
of
surface
roughness
in
modifying
structure
two-phase
flow
within
mini-
and
microchannels,
particularly
processes
such
as
boiling
condensation.
Channel
enhances
resistance,
affects
distribution
vapor
bubbles,
heat
transfer
by
providing
additional
nucleation
sites.
Several
experiments
have
shown
that
while
increased
efficiency
transfer,
resistance
may
hurt
system
performance.
is
so
because
too
high
a
negatively
impacts
factor
importance
optimization
for
balance
between
especially
high-performance
compact
exchangers.
Furthermore,
identifies
higher-degree
measurement
characterization
techniques
are
increasingly
required,
traditional
2D
parameters
not
fully
represent
actual
physics
complex
interactions
systems.
Consequently,
calls
further
research
can
examine
exact
relationship
roughness,
structure,
thermal
performance
with
aim
improving
design
strategies
future
exchanger
technologies.
Язык: Английский