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Laser Cladding-Mechanical Engineering-Project Presentation, Study Guides, Projects, Research of Mechanical Engineering
This presentation is for project of Mechanical Engineering course. Project was supervised by Gopi Chopra at Ambedkar University, Delhi. Its main points are: Laser, Cladding, Bonding, Pressure, Welding, Thermal, Spray, Dispersing, Alloying, Optics, Feeder
Typology: Study Guides, Projects, Research
2011/2012
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fferent
Type
Of
LASER
sources.
k
LASER
A
disk
laser
or
active
mirror
is
a
type
of
solid
state
laser
characterized
by
a
heat
sink
and
laser
output
that
are
realized
on
opposite
sides
of
a
thin
layer
of
active
gain
medium.
Despite
of
its
name,
disk
lasers
do
not
have
to
be
circular;
other
shapes
have
also
been
tried
successfully.
ode
LASER
aser
diode
is
a
laser
whose
active
medium
is
a
semiconductor,
imilar
to
that
found
in
a
light
emitting
diode.
The
most
ommon
type
of
laser
diode
is
formed
from
a
p
n
junction
and
owered
by
injected
electric
current.
The
former
device
is
ometimes
referred
as
injection
laser
diode,
to
distinguish
it
om
optically
pumped
laser
diodes.
her
Types
SERS
ND;YAG
SLAB
Lasers
:YAG
FIBER
LASERS
(Latest,
most
efficient
carbon
steel,
carbide
composite,
cobalt
or
nickel
base
super
alloys
- Stainless
steel
n
titanium
alloys.
Substrate
Material
- Tungsten
carbides
are
used
as
fillers.
Chemical
binders
are
also
used
in
the
case
of
preplaced.
- Cobalt
base,
nickel
based,
iron
based
Fillers
In specific applications, laser cladding may restore parts totheir original dimensions without secondary operations.
s
the
feed
stock
is
a
powder,
so
there
is
a
large
variety
of
aterials
available
including
pure
metals,
alloys,
or
carbides.
provement
in
wear
resistance
provement
in
corrosion
resistance
eparation
odification
in
geometry
plications
ptimal
Part
Design
by
Dissimilar
Metal
Deposition
eal
for
Repair
Restoration
aterial
Research
Development
ear
Resistance
Fatigue
Life
Improvements
apacity xternal
Deposit:
iameter:
Up
to
1000mm
ength:
Up
to
12000mm
eight:
Up
to
3000kg
lat
parts
can
also
be
accommodated
Research
trends
aluminum
oxide
(AL2o3)
coatings
on
az91d
magnesium
alloys
and
7075
aluminium alloy.
.