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UHMWPE O
parts O
can O
not O
be S-MATE
produced O
easily O
by O
many O
conventional O
processes S-CONPRI
because O
of O
its O
very O
high O
melt S-CONPRI
viscosity O
resulting O
from O
its O
very O
long O
chains O
[ O
2 O
] O
. O
Additive B-MANP
Manufacturing E-MANP
( O
AM S-MANP
) O
is O
moving O
from O
being O
an O
industrial S-APPL
rapid O
prototyping B-CONPRI
process E-CONPRI
to O
becoming O
a O
mainstream O
manufacturing B-MANP
process E-MANP
in O
a O
wide O
range S-PARA
of O
applications O
. O
Laser B-MANP
sintering E-MANP
of O
polymers S-MATE
is O
one O
of O
the O
AM B-MANP
techniques E-MANP
that O
is O
most O
promising O
process S-CONPRI
owing O
to O
its O
ability O
to O
produce O
parts O
with O
complex B-CONPRI
geometries E-CONPRI
, O
accurate S-CHAR
dimensions O
, O
and O
good O
mechanical B-PRO
strength E-PRO
[ O
3 O
] O
. O