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| Material |
High
Modulus
PE |
High
Modulus
Polyester |
High
Modulus
Polyamide |
Polyester |
Polyamide |
Multifila-
ment PP |
Hempex |
Stainless
Steel Wire
for
Comparison |
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Trade
Names |
Dyneema
SK75 |
Vectran |
Kevlar,
Twaron,
Technora |
Diolen,
Dacron,
Trevira,
etc. |
Nylon,
Perlon,
etc. |
Geolon |
Spleitex |
Numerous
Trade
Names |
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Tenacity
in g/den |
38 |
23 |
22-28 |
9 |
8-9 |
7-8 |
5-6 |
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Tenacity
in daN/mm2 |
360 |
230 |
250-400 |
110 |
90-95 |
70-75 |
50-55 |
180 |
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Elongation
at Break |
3,80%
|
3,30% |
3,40% |
10-17% |
18-24% |
14-17% |
14-17% |
1-2% |
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Specific
Gravity
g/cm3 |
0,97 |
1,4 |
1,44-1,45 |
1,40 |
1,14 |
0,91 |
0,91 |
7,4 |
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Modulus
in daN/mm2 |
10.500 |
10.000 |
13.000
-
15.000 |
1.000
-
1.500 |
25
-
350 |
50
-
500 |
400 |
14.000 |
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Melting
Point in °C |
140°C
|
280°C |
Carboni-
sation
at 500°C |
225°C |
215
-
260°C |
165
-
175°C |
165
-
175°C |
1000°C |
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UV-
Resistance |
excellent |
limited |
limited |
excellent |
good |
sufficient |
excellent |
good |
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Resistance
to
Alkalis |
excellent |
excellent |
predomi-
nantly good |
good
at
room
temp. |
good
at
low concen-
tration |
excellent
to most |
excellent
to most |
poor |
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Resistance
to Acids |
excellent |
excellent |
predomi-
nantly
good |
predomi-
nantly
good |
predomi-
nantly
good |
excellent |
excellent |
poor |
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Resistance
to Petroleum
Based
Products |
excellent |
excellent |
excellent |
excellent |
good |
excellent |
excellent |
good |
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| Creep |
creeps
at high
loads |
immeasur-
able |
hardly
measur-
able |
hardly
measur-
able |
slight
creep
under load |
creeps
at high
loads |
creeps
at high
loads |
measurable |
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Knot
Strenght |
appr.
50% |
appr.
50% |
appr.
30% |
appr.
50% |
appr.
50% |
appr.
50% |
appr.
50% |
appr.
10% |
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