
PROPIEDADES DE LOS PLASTICOS
Authored by wendy wilches
Business
1st Grade
Used 2+ times

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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Los polímeros de acuerdo a su comportamiento con la temperatura se clasifican en:
Amorfo y cristalino
Termofijo y Termoestable
Termo fijo, termoestable y elastómero
Homopolímero y copolimero
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Cuando las cadenas moleculares no tienen orden o se encuentran al azar hablamos de un polímero:
homopolímero
copolimero
amorfo
cristalino
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
qué organización es la encargada de generar todas las pruebas mencionadas en la capacitación?
NTC
ASTM
ISO
ninguna de las anteriores
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
en qué unidades se mide el índice de fluidez o melt index?
g/cc
g/10 min
g/60 min
g/cm
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cuál de estos materiales son higroscópicos ( absorben humedad) y por lo tanto requieren de un pre tratamiento de secado
polietileno y polipropileno
Abs y policarbonato
Nylon, ABS, policarbonato, PET
PVC, poliestireno
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
qué tipo de propiedades son el Haze y el brillo?
Propiedades mecánicas
Propiedades ópticas
Propiedades fisicoquímicas
Propiedades térmicas
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
cuál de las siguientes propiedades térmicas indica la temperatura de trabajo de un material?
Temperatura de ablandamiento VICAT
Temperatura de deflexión térmica
Ninguna de las anteriores
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