[UNITIKA UNILATE]

Properties of Other materials

Item Test
method
Test
condition
Unit Cast
nylon
Polyacetal Heat
resistant
PVC
Industrial
PP
Ultrahigh
molecular
weight PE
PTFE Glass
epoxy
FR-4
Cloth phenol
LE
Paper phenol
XPC
Density ASTM D792 - - 1.16 1.41 1.65 0.90 0.94 2.2 1.8 1.35 1.4
Water absorption ASTM D570 - % 0.50~ 1.00 0.22 0.22 < 0.01 < 0.01 < 0.01 0.05~ 0.10 0.60~ 1.80 1.18
Weather resistance - - - Δ~Ο Δ~Ο
Ο
Δ
Ο
Ο
Ο
Δ -
Breaking
strength
Vertical ASTM D638 - MPa 70 60 55 30 42 22 300 100 80
Horizontal - - - - - - 270 90 90
Elongation Vertical ASTM D638 - % 10~50 40 15~100 30~100 400 225~600 3.0 2.0 2.0
Horizontal - - - - - - 3.0 1.5 1.4
Bending
strength
Vertical ASTM D790 - MPa 100 90 85 35 20 No
breaking
720 160 180
Horizontal - - - - - - 540 130 160
Bending
modulus
Vertical ASTM D790 - GPa 3.2 2.6 2.8 1.1 1.2 4.0 24.3 4.2 4.8
Horizontal - - - - - - 20.0 4.2 4.0
Compressive strength ASTM D695 - MPa 46 105 66 39 21 11 150 125 -
Shearing strength ASTM D732 - MPa - - - - - - - - -
Impact strength (Izod) ASTM D256 - J/m 46 - - - - 16.3 588 98 78
Rockwell hardness ASTM D785 - R scale 118 119 120 100 45 15 120 120 120
Deflection temperature
under load
ASTM D648 0.45MPa (°C) 160 110 100 65 50 55 - - -
Linear
expansion
coefficient
Vertical ASTM D696 25-100(°C) 10-5/(°C) 9.0 9.0 7.0 12.0 16.0 10.0 2.0 3.0 4.0
Horizontal 9.0 9.0 7.0 12.0 16.0 10.0 2.0 3.0 4.0
Heat conductivity ASTM C177 - W/mk - 0.25 0.16 0.17 0.41 0.21 - - 0.31
Combustibility UL-94 - - V-2
equivalent
HB
equivalent
V-0
equivalent
HB
equivalent
V-2
equivalent
V-0
equivalent
V-0 HB HB
Long-term heat
resistance
- - (°C) - - - - - - - - -
Combustion calorie - - J/kg 31,000 - 19,000 63,000 46,000 - - - -
Ignition temperature DSC-TG
methods
- (°C) 420 - 454 388 349 - - - -
Dielectric breakdown
strength
ASTM D149
Short-term
method
Under
ambient
atmosphere
MV/m 17 20 17 30 48 19 29 25 27
After
water
absorption
- - - - - - 24 13 5
Surface resistivity ASTM D257 - Ω 1014 1014 1015 1015 1018 1018 1013 1011 1010
Volume resistivity ASTM D257 - Ω•m 1012 1012 1013 1013 1016 1016 1012 1010 1010
Insulation resistance ASTM D257 - Ω - - - - - - - - -
Dielectric constant ASTM D150 1MHz - 3.7 3.7 3.0 2.3 2.3 2.1 4.3 5.0 6.0
Dielectric dissipation
factor
ASTM D150 1MHz - - - - - - - 0.018 0.053 0.055
Ark resistance ASTM D495 - sec 120 - 80 - - - 120 120 120
Tracking resistance IEC112 - V 200 - - - - - 350 200 120
Weak acid resistance - - - Δ Δ Ο Ο Ο Ο Ο Ο Ο
Strong acid resistance - - - Χ Χ Ο Δ Δ Ο Ο Ο Ο
Weak alkali resistance - - - Ο Ο Ο Ο Ο Ο Ο Δ Δ
NaOH resistance - - - Ο Δ Ο Ο Ο Ο Ο Χ Χ
Organic solvent
resistance
- - - Ο Ο Χ Ο Ο Ο Ο Δ Δ
Transparency   - - Opaque Semitrans-
parent
to opaque
Opaque Opaque Semitrans-
parent
to opaque
Opaque Opaque Opaque Opaque
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