Classificaton
|
Items |
Unit
|
P.E.Foam
DUNALON
|
Remarks |
|
Cell Structure
|
Density
Aberage Cell Size
Cressed Cell Ratio |
g/㎤
㎜
％ |
0.025~0.040
0.26~0.33 |
|
|
Physical
Propertise
|
Tensile Strength
Elongation
Compression Strength
10%
20%
50%
Permanent Compresstion Set
Repeated Compression Set
Tearing strength
Compression Strength |
kg/㎠
％
kg f/㎠
%
%
kg/㎠
kg f/㎠ |
2.2~3.4
130~140
0.030
0.197
0.787
5.0~6.0
2.2~2.4
0.52~1.6
0.30~0.40 |
|
|
Thermal
Properties
|
Heat Distoration Temperature
Termal Conductivity
Heat Shrinkage
Coefficient ofLinear expansion
Combustibility
Combustion Rate
Insulation
|
℃
kcal/mh℃
%
1/℃
cm/min
|
-70~80
0.027~0.040
-2.3~0.4
17x10-5
이연성
6.4~10.0
우수
|
|
|
Water
Resistance
Properties
|
Water Absorption
Water Bapor Transmission rate
Moisture Transmission rate
Phenomenon
Water Resistance Moisture Resistance |
mg/㎠
g/㎡hr
g/㎡
24hr두께 |
0.03이하
0.01이하
4.62
no
good |
|
|
Electric Character
|
Dielectronic Constant
Volum Resisvity
Dielectronic Strength
Dissipation Factor |
ε(1KHZ)
Ω/cm
KT/㎜
tan8(1KHZ) |
1.05~1.58
1018
4.8
0.0001 |
|
|
Other
Properties
|
Chemical Resistance
Toxic Character
Heat Processibility
Buoyancy
Clarity
Sound Properties |
g/ℓ
% |
880
45
good |
|
