<s>
Slot	B-Algorithm
insulation	I-Algorithm
is	O
the	O
common	O
name	O
for	O
shielding	O
material	O
used	O
for	O
the	O
rotor	O
inside	O
a	O
power	O
generator	O
.	O
</s>
<s>
The	O
slot	B-Algorithm
insulation	I-Algorithm
process	O
for	O
electric	O
motors	O
provides	O
a	O
barrier	O
between	O
the	O
copper	O
wirings	O
and	O
the	O
steel	O
lamination	O
for	O
all	O
stator	O
,	O
armature	O
and	O
rotor	O
products	O
.	O
</s>
<s>
Due	O
to	O
their	O
operating	O
environment	O
,	O
slot	B-Algorithm
insulation	I-Algorithm
must	O
be	O
capable	O
of	O
withstanding	O
high	O
temperatures	O
.	O
</s>
<s>
In	O
the	O
1970s	O
,	O
slot	B-Algorithm
insulation	I-Algorithm
materials	O
often	O
had	O
a	O
Class	O
F	O
temperature	O
rating	O
(	O
an	O
operational	O
range	O
up	O
to	O
155°C	O
)	O
.	O
</s>
<s>
Today	O
,	O
there	O
are	O
commercially	O
available	O
slot	B-Algorithm
insulation	I-Algorithm
materials	O
with	O
a	O
Class	O
H	O
temperature	O
rating	O
(	O
an	O
operational	O
range	O
up	O
to	O
180°C	O
)	O
Its	O
composite	O
of	O
laminate	O
materials	O
,	O
consisting	O
of	O
epoxy	O
,	O
aramid	O
,	O
and	O
dielectric	O
film	O
,	O
create	O
its	O
insulating	O
properties	O
.	O
</s>
