Properties |
Unit |
Test
Method |
Other |
|
|
|
Thickness
Micron |
um |
Micrometer
method
|
|
12 |
23 |
|
Thickness Gauge |
gauge |
|
|
48 |
92 |
|
Thickness
Thou |
" |
|
|
.0005 |
.0010 |
|
Yield |
Substance
Yield g/M2
|
g/M2
|
|
|
17 |
32 |
|
Yield
M2/ Kg |
M2/Kg |
|
|
59 |
31 |
|
Optical |
Haze |
% |
ASTM
D 1003-77 |
|
4.5 |
7.5 |
|
Total
luminious transmission
|
%
|
ASTM
D 1003
|
|
87.9 |
87.7 |
|
Mechanical
Properties |
Tensile
Strength-break |
kgf/mm2 |
ASTM
D 882-83
|
(12um
film 23°C at 50% r.h. Strain rate 50%/min) |
|
|
|
Relative Density(at 23°C) |
-- |
ASTM D1505-79
(modified to Melinex test method) |
|
|
|
|
Flexural strength(MITfold) |
Cycles |
ASTM D 2176 |
|
>20000 |
|
|
Coefficient of friction(static) |
|
ASTM D1894 |
|
<0.70 |
|
|
Water vapour permability 38°C/90%
rh |
g/m2/24hrs |
BS 3177 |
|
8x10(pow-6) |
|
|
Thermal
Properties TD
|
Melting
point
|
°C
|
BS
2782
|
|
265
|
|
|
Residual
Shrinkage
|
MD |
% |
BS
2782 |
|
.010 |
|
|
TD |
% |
BS
2782 |
|
0.03 |
|
|
Electrical
|
Breakdown voltage |
kV |
ASTM D149-81 |
(0.25 INCH ELECTRODES IN DRY AIR AT 25°c)
|
16 |
|
|
Dielectric Constant
50c/sec |
- |
ASTM D150 |
|
2.9 |
|
|
Dielectric
Strength
|
KV/mm
|
ASTM D 149 |
|
125
|
|
|
Surface resistivity |
ohm/ |
ASTM D257-83 |
500v d.c at 20°Cand 54% rh |
>10(pow.13)
|
|
|
Volume
Resistivity
|
ohm m
|
ASTM D257-83 |
100v d.c at 25°C and 1000 s |
10
(pow. 15)
|
|
|
Other |
|
Other
Specifications: |
|
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