Ư¼º
/
Properties |
´ÜÀ§
/
Unit |
ETFE |
CTFE |
VdF
(PVdF) |
VF
(PVF) |
¹°¸®Àû¼ºÁú
Physical |
ºñÁß
Speacific gravity |
- |
1.7 |
2.1-2.2 |
1.75-1.78 |
1.4 |
À¶Á¡
Melting point |
¡É |
270 |
210~212 |
170 |
200~210 |
±â°èÀû¼ºÁú
Mechanical |
ÀÎÀå°µµ
Tensile strength |
kgf/§² |
455 |
300~400 |
400~520 |
300~400 |
½ÅÀåÀ²
Elongation |
% |
200 |
80-250 |
100-300 |
150-200 |
¾ÐÃà°µµ
Compressive
strength |
kgf/§² |
500 |
320-520 |
600 |
- |
ÀÎÀåź¼ºÀ²
Modulus of
elasticity in tension |
10©økgf/§² |
8.4 |
|
|
11 |
±ÁÈûź¼ºÀ²
Modulus of
elasticity in bending |
10©økgf/§² |
14 |
17.6 |
14.0-18.0 |
- |
Ãæ°Ý°µµ
IZOD Impact strength |
§¸¡¤§¯/§¯ |
13.6-14.7 |
|
19.6-21.8 |
- |
°æµµ
Hardness
|
Rock
well |
R50 |
R75-95 |
R110-115 |
- |
Duro
meter |
D75 |
D74-90 |
D75-80 |
- |
¿Àû¼ºÁú
Thermal |
¿Àüµµµµ
Thermal
conductivity |
10-4
cal/
cm¡¤sec¡¤¡É |
5.7 |
4.7-5.3 |
3 |
4.9 |
ºñ¿
Specific heat |
cal/¡É/g |
0.46-0.47 |
0.22 |
0.33 |
- |
¼±ÆØÃ¢°è¼ö
Coefficient of
linear expansion |
10-5/¡É |
9-9.3
(20-90¡É) |
4.5-7.0 |
8.5 |
3.95 |
¿¬¼Ó»ç¿ë¿Âµµ
Continuousservice
temperature |
¡É |
150 |
180 |
150 |
107 |
¿º¯Çü¿Âµµ
Heat distortion
of
temperature |
4.6kgf/
§² -¡É |
- |
115 |
145 |
- |
18.5kgf/
§² -¡É |
74 |
76 |
90 |
- |
Àü±âÀû¼ºÁú
Electrical |
üÀûÀúÇ×À²
Volume
resistivity |
¥Ø¡¤§¯ |
>1016 |
>1016 |
2.0
X 1014 |
4
X 1013 |
Ç¥¸éÀúÇ×À²
Surface resistivity |
¥Ø |
5x1014 |
- |
- |
- |
Àý¿¬ÆÄ±«°µµ
Dielectric strength |
(1/8inch)
KV/§® |
16 |
20-24 |
10.2 |
- |
À¯ÀüÀ²60Hz
Dielectric constant |
- |
2.6 |
2.24-2.8 |
8.4 |
- |
À¯ÀüÀ²103Hz
Dielectric constant |
- |
2.6 |
2.24-2.7 |
7.72 |
7.4 |
À¯ÀüÀ²106Hz
Dielectric
constant |
- |
2.6 |
2.3-2.5 |
6.43 |
- |
ÈÇÐÀû¼ºÁú
Chemical |
³»»ê¼º
Acid-proofness |
- |
Excellent |
Excellent |
Good |
Good |
³»
¾ËÄ«¸®¼º
lkaline-
proofness |
- |
Excellent |
Excellent |
Good |
Good |
³»¿ëÁ¦¼º
Resistance to
solvents |
- |
Excellent |
Excellent |
ÄÉÅæ
¶Ç´Â
±Ø¼º¿ë¸Å¿¡
¾àÇÔ |
- |
³»±¸¼º
Durability |
¿¬¼Ò¼º
Combustibility |
- |
Incombusti
bility |
Incombusti
bility |
Self-
Extinguishing |
Self-
Extinguishing |
Èí¼öÀ²
Water
absorption |
- |
0.029 |
0 |
0.04 |
<0.5 |