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Ư¼º / PROPERTY |
±âÁØ / Norm |
´ÜÀ§ / Unit |
PTFE |
TFM |
PFA |
MFA |
FEP |
PCTFE |
ETFE |
PVDF |
ECTFE |
¹Ðµµ Density |
ISO 12086 |
g/§¨ |
2.14-2.18 |
2.15-2.18 |
2.14-2.17 |
2.12-2.17 |
2.12-2.17 |
2.10-2.16 |
1.70-1.75 |
1.75-1.78 |
1.67-1.70 |
ÃÖ´ë ¿¬¼Ó »ç¿ë ¿Âµµ
Maximum continuous operating temperature |
- |
¡É |
260 |
260 |
260 |
230 |
205 |
170 |
150 |
150 |
150 |
ÃÖÀú ¿¬¼Ó »ç¿ë ¿Âµµ
Minimum continuous operating temperature |
- |
¡É |
-200 |
-200 |
-200 |
-150 |
-100 |
-273 |
-100 |
-60 |
-75 |
º¼ ¾ÐÃà °æµµ
Ball pressure hardness |
DIN 53 456 |
N/§± |
23-28 |
25-30 |
25-30 |
- |
23-28 |
65-70 |
34-40 |
62-68 |
55-65 |
°æµµD ¹öÆÀ
Shore Hardness D |
DIN 53 505 |
Sh. D |
54-60 |
56-62 |
60-65 |
57-60 |
55-60 |
72-80 |
62-72 |
72-82 |
70-80 |
¹° Èí¼öÀ²
Water absorption |
DIN 53 495 |
% |
0.01 |
0.005 |
0.02 |
0.025 |
0.03 |
0.00 |
0.02 |
0.03 |
0.01 |
µ¿ÀûÀÎ V °Ã¶ ¸¶Âû°è¼ö
Coefficient of friction-v-steel - Dynamic |
- |
- |
0.10 |
0.15 |
0.25 |
0.28 |
0.35 |
0.35 |
0.40 |
0.45 |
0.65 |
±úÁú ¶§¿¡ ½ÅÀåÀ²
Elongation at break (23¡É) |
DIN 53 455 |
% |
250-400 |
450-600 |
250-350 |
250-360 |
250-350 |
100-250 |
200-350 |
20-250 |
200-300 |
ÀÎÀå°µµ
Tensile strength (23¡É) |
DIN 53 455 |
N/§± |
25-42 |
28-40 |
25-30 |
28-36 |
20-25 |
32-40 |
36-48 |
38-50 |
40-55 |
ÀÎÀåÀ²
Tensile modulus (23¡É) |
DIN 53 457 |
N/§± |
400-800 |
600-700 |
600-700 |
440-480 |
350-700 |
1000-2000 |
500-1200 |
800-1800 |
1200-1800 |
¿ÆØâ À²
Coefficient of thermal expansion (20-100¡É) |
- |
1/K.10-5 |
12 |
13 |
13 |
12 |
12 |
5 |
13 |
10 |
8 |
¿Àüµµ¼º
Thermal conductivity (23¡É) |
DIN 52 612 |
W/K.m |
0.23 |
0.23 |
0.22 |
0.2 |
0.20 |
0.19 |
0.17 |
0.17 |
0.15 |
Àý¿¬¼ºÀÇ °µµ
Dielectric strength |
DIN 53 481 |
KV/§® |
50-80 |
60-100 |
50-80 |
30-35 |
50-80 |
50-70 |
60-90 |
40-80 |
50-80 |
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Property |
Norm |
Unit |
VIRGIN PTFE |
TFM |
15% Glass-fiber |
25% Glass-fiber |
25% Glass-fiber |
15% Glass-fiber 5% MoS2 |
VFG-Green VXI-Blue Maroon |
15% Graphite |
22% Carbon 3% Graphite |
¹Ðµµ
Density |
ISO 12086 |
g/§¨ |
2.14-2.18 |
2.15-2.18 |
2.18-2.20 |
2.20-2.24 |
2.21-2.25 |
2.22-2.25 |
2.22-2.26 |
2.13-2.18 |
2.06-2.11 |
°æµµD ¹öÆÀ
Shore Hardness D |
DIN 53 505 |
Sh. D |
52-60 |
56-62 |
54-62 |
56-64 |
60-65 |
54-58 |
62-64 |
56-64 |
60-69 |
ÀÎÀå°µµ
Tensile strength (23¡É) |
DIN 53 455 |
N/§± |
25-42 |
28-40 |
17-21 |
15-19 |
12-16 |
14-18 |
16-20 |
12-19 |
11-15 |
±úÁú ¶§¿¡ ½ÅÀåÀ²
Elongation at break (23¡É) |
DIN 53 455 |
% |
250-400 |
450-600 |
250-290 |
220-260 |
350-450 |
200-230 |
240-280 |
130-240 |
60-100 |
ÀÎÀåÀ²
Tensile modulus (23¡É) |
DIN 53 457 |
N/§± |
400-800 |
600-700 |
820 |
1000 |
950 |
750 |
1200 |
720 |
1250 |
¿ÆØâ °è¼ö
(20-150¡É) Coefficient of thermal expansion |
- |
1/K. 10-5 |
12 |
13 |
10.5 |
10.0 |
10.0 |
10.2 |
9.4 |
10.5 |
8.5 |
¿ÆØâ °è¼ö
(150-260¡É) Coefficient of thermal expansion |
- |
1/K. 10-5 |
16 |
16 |
13.6 |
13.4 |
13.0 |
13.5 |
12.8 |
13.9 |
11.6 |
¿Àüµµ¼º Thermal conductivity (23¡É) |
DIN 52 612 |
W/K.m |
0.23 |
0.23 |
0.39 |
0.46 |
0.40 |
0.35 |
0.39 |
0.52 |
0.54 |
23¡É¿¡¼ 24½Ã°£ ÈÄÀÇ º¯Çü
Deformation after 24h at 23¡É - 15 |
ASTM-D621 |
% |
16.00 |
8.00 |
13.50 |
12.50 |
7.00 |
12.00 |
7.50 |
9.00 |
6.50 |
260¡É¿¡¼ 24½Ã°£ ÈÄÀÇ º¯Çü Deformation after 24h at 260¡É - 4 |
ASTM-D621 |
% |
7.00 |
3.00 |
5.00 |
4.80 |
2.50 |
5.00 |
2.20 |
3.60 |
2.10 |
1% º¯Çü ¶§¿¡ ¾ÐÃàÀÇ Èû
Compr. strength at 1% deformation (23¡É) |
DIN 53 454 |
N/§± |
4.30 |
7.00 |
6.90 |
8.20 |
9.00 |
6.90 |
12.50 |
7.30 |
11.00 |
PV-limit 3m/min |
- |
N.M §±.min |
2.50 |
- |
20 |
23 |
- |
25 |
25 |
21 |
32 |
PV-limit 30m/min |
- |
N.M §±.min |
3.90 |
- |
23 |
25 |
- |
28 |
29 |
26 |
32 |
PV-limit 300m/min |
- |
N.M §±.min |
5.50 |
- |
30 |
31 |
- |
32 |
32 |
27 |
35 |
Á¤ÀûÀÎ ¸¶Âû °è¼ö Co¬×ff. of friction - statical |
- |
- |
0.14 |
0.20 |
0.16 |
0.18 |
- |
0.15 |
0.16 |
0.15 |
0.14 |
Wear K. 10-8 |
- |
§¨.min §¸.m.h |
78 |
- |
8.3 |
7.1 |
- |
8.1 |
7.7 |
41 |
7 |
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Property |
Norm |
Unit |
25% Carbon |
15% Carbon Fiber 10% Graph. |
10% Ekonol |
7%P84 |
7%P84 5% Graphite |
20% Bronze 10% Carbon Fiber 5% Graphite |
40% Bronze 10% Graph. |
60% Bronze |
50% Stainless steel |
¹Ðµµ Density |
ISO 12086 |
g/§¨ |
2.08-2.12 |
1.94-2.02 |
2.04-2.10 |
2.03-2.09 |
2.03-2.09 |
2.56-2.64 |
3.0-3.1 |
3.85-3.95 |
3.42 |
°æµµD ¹öÆÀ Shore Hardness D |
DIN 53 505 |
Sh. D |
62-68 |
63-67 |
53-66 |
59-62 |
56-60 |
63-66 |
62-64 |
63-68 |
64-68 |
ÀÎÀå°µµ Tensile strength (23¡É) |
DIN 53 455 |
N/§± |
13-15 |
14-20 |
20-26 |
23-27 |
20-26 |
14-18 |
10-14 |
11-15 |
10-13 |
±úÁú ¶§¿¡ ½ÅÀåÀ² Elongation at break (23¡É) |
DIN 53 455 |
% |
40-70 |
140-240 |
250-320 |
240-320 |
220-300 |
120-180 |
100-130 |
110-140 |
130-170 |
ÀÎÀåÀ² Tensile modulus (23¡É) |
DIN 53 457 |
N/§± |
1150 |
1720 |
750 |
820 |
800 |
1420 |
- |
- |
- |
¿ÆØâ °è¼ö (20-150¡É) Coefficient of thermal expansion |
- |
1/K. 10-5 |
9 |
6 |
11 |
10 |
10 |
7 |
9.2 |
9 |
8.3 |
¿ÆØâ °è¼ö (150-260¡É) Coefficient of thermal expansion |
- |
1/K. 10-5 |
12 |
8 |
14 |
13 |
13 |
10 |
12.5 |
12.3 |
11.6 |
¿Àüµµ¼º Thermal conductivity (23¡É) |
DIN 52 612 |
W/K.m |
0.60 |
0.56 |
0.32 |
0.40 |
0.46 |
0.72 |
0.85 |
0.77 |
0.63 |
23¡É¿¡¼ 24½Ã°£ ÈÄÀÇ º¯Çü Deformation after 24h at 23¡É - 15 |
ASTM-D621 |
% |
4.00 |
2.90 |
12.00 |
10.00 |
8.00 |
3.00 |
4.20 |
4.20 |
3.20 |
260¡É¿¡¼ 24½Ã°£ ÈÄÀÇ º¯Çü Deformation after 24h at 260¡É - 4 |
ASTM-D621 |
% |
1.60 |
1.40 |
5.00 |
4.00 |
3.60 |
1.60 |
3.00 |
2.80 |
1.80 |
1% º¯Çü ¶§¿¡ ¾ÐÃàÀÇ Èû Compr. strength at 1% deformation (23¡É) |
DIN 53 454 |
N/§± |
14.00 |
18.00 |
6.20 |
7.50 |
7.80 |
15.00 |
12.50 |
13.00 |
15.00 |
PV-limit 3m/min |
- |
N.M §±.min |
- |
38.00 |
18 |
22 |
25 |
35 |
26 |
21 |
18 |
PV-limit 30m/min |
- |
N.M §±.min |
- |
38.00 |
22 |
28 |
29 |
35 |
28 |
27 |
22 |
PV-limit 300m/min |
- |
N.M §±.min |
- |
42.00 |
26 |
30 |
32 |
39 |
29 |
28 |
22 |
Á¤ÀûÀÎ ¸¶Âû °è¼ö Co¬×ff. of friction - statical |
- |
- |
- |
0.15 |
0.18 |
0.16 |
0.15 |
0.15 |
0.15 |
0.17 |
0.19 |
Wear K. 10-8 |
- |
§¨.min §¸.m.h |
- |
5.2 |
32 |
6.5 |
6.4 |
5.5 |
5.9 |
6.1 |
8.8 |
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DFC 5000(MATERIAL DATA SHEET) |
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PRODUCT DESCRIPTION(Á¦Ç°¼³¸í)
DFC 5000 Speciality Formulated Polymers.
¡¤ At service temperatures to 255 deg C.
(¿¬¼Ó»ç¿ë¿Âµµ 255 ¡ÆC)
¡¤ Excellent long term stability
(Àå½Ã°£ »ç¿ë½Ã¿¡µµ ³ôÀº ¾ÈÁ¤¼º)
¡¤ High purity with low outgassing in Vacuum
(Áø°ø»óÅ ¿¡¼µµ ³·Àºoutgassing¼ºÁúÀÇ
°í¼øµµ)
¡¤ Excellent electrical insulation properties
(ÈǸ¢ÇÑ Àü±âÀü¿ Ư¼º)
¡¤ Lower deformation under load.
(ÇÏÁßÇÏ¿¡¼µµ ³·Àº ±¼°î¼º)
¡¤ Good chemical resistance
(ÈǸ¢ÇÑ ³»ÈÇмº)
¡¤ Denser polymer structure.
(°í¹Ðµµ Æú¸®¸Ó ±¸Á¶)
APPLICATIONS
Example applications include
(¿¹·Î ´ÙÀ½°ú °°Àº ¿ëµµ¸¦ Æ÷ÇÔ)
¡¤ Valve seats (¹ëºê ½ÃÆ®)
¡¤ Static seals (ºñÁ¡Âø ¾Á)
¡¤ Sliding parts (½½¶óÀ̵ù ºÎÇ°)
¡¤ Gaskets (°¡½ºÄÏ)
¡¤ Spring Energised seals (½ºÇÁ¸µº¸° ¾Á) |
PHYSICAL PROPERTIES (¹°¸®Àû ¼ºÁú)
Colour |
Blue |
Specific Gravity |
1.90 |
|
Hardness |
55 - 59 |
Shore D |
Tensile strength |
24.8 |
MPa |
Elongation |
380 |
% |
Deformation under load (12.7x12.7mm 227kg @23C) |
3 % 6 % |
1 hour 24 hours |
Coeff of friction p=0.052n/mm 2 on HG steel |
0.15 to 0.2 |
Temperature |
-270 to 2 6 5 |
¡Æ C |
Temperature Short term max |
28 0 |
¡Æ C |
Temperature Melting point |
327 |
¡Æ C |
Thermal Conductivity |
0. 3 5 |
W/(K.m) |
Specific Heat |
1 |
J/(g.K) |
Coeff of thermal expansion |
12 |
10 -5 K -1 |
Dielectric constant (10 6 Hz) |
2.3 |
|
Volume resistance |
10 18 |
Ohms.cm |
Mositure absorbtion to equilibrium at 23C 50RH |
0.5 |
% |
Water absorption at saturation |
0.5 |
% |
Resistance to acids , alkalis, solvents |
+ |
|
Flammability |
VO |
UL |
Resistance to weathering |
+ |
|
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DFC 5000 CHEMICAL RESISTANCE
The molecular structure of the special PTFE works so that the fluorine atoms totally shield the carbon atoms.
(Ưº°ÇÑ PTFEÀÇ ºÐÀÚ±¸Á¶´Â Ç÷ç¿À¸£ ¿øÀÚ°¡ Ä«º»¿øÀÚ¸¦ ¿ÏÀüÈ÷ º¸È£ÇÏ´Â ¿ªÇÒÀ» ÇÑ´Ù)
Combined with a denser polymer structure compared with standard PTFE#, this provides DFC 5000 with almost universal resistance.
(Ç¥ÁØÇ°ÀÇ PTFE¿Í °áÇյǾîÀÖ´Â °í¹ÐµµÀÇ Æú¸®¸Ó±¸Á¶´Â DFC 5000¿¡°Ô °ÅÀÇ ¸ðµç ÄɹÌÄ®¿¡
°ÉÃÄ ³»ÈÇÐÀû ¼ºÁúÀ» °®°ÔÇÑ´Ù)
¡¤ Strong acids (°»ê) ¡¤ Strong alkalis (°¾ËÄ®¸®) ¡¤ Solvents (¼Öº¥Æ®)
ENVIRONMENTAL SERVICE
DFC 5000 is not subject to ageing or embrittlement even under extreme UV conditions, making the
material suitable for gaskets, seals, construction slide bearings, aerospace applications and outdoor
electrical insulators.
(DFC 5000Àº ±Ø´ÜÀûÀÎ UVÁ¶°ÇÇÏ¿¡¼µµ ¹°·¯Áö°Å³ª º¯ÈµÇÁö ¾Ê´Â´Ù.
µû¶ó¼ °¡½ºÄÏ, ¾Á,°Ç¼³¿ëµµÀÇ ½½¶óÀÌµå º£¾î¸µ,¿ìÁÖ»ê¾÷,¿ÜºÎÀü±âÀý¿¬Ã¼ µîµî¿¡ ¾Ë¸Â´Ù) |
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|
DFC 5100(MATERIAL DATA SHEET) |
|
PRODUCT DESCRIPTION(Á¦Ç°¼³¸í)
Wear resistant PTFE (³»¸¶¸ð¼º PTFE)
DFC5100 offers the following performance
Advantages:
(DFC5100Àº ´ÙÀ½°ú °°Àº Ư¼ºÀ» ³»Æ÷ÇÑ´Ù)
¡¤ Excellent machinability with close tolerances
(°øÂ÷°¡ ¾ø´Â ¶Ù¾î³ ±â°èÀûƯ¼º)
¡¤ Smooth surface finish after machining
(±â°è°¡°ø ÈÄÀÇ ºÎµå·¯¿î Ç¥¸éƯ¼º)
¡¤ Improved deformation properties at temperature
(°í¿Â¿¡¼ÀÇ Çâ»óµÈ ³»º¯ÇüƯ¼º)
¡¤ Good thermal conductivity
( ÈḢÇÑ ¿ÀûƯ¼º)
¡¤ Antistatic
(ºñÁ¡ÂøƯ¼º)
¡¤ Chemical resistance
(³»ÈÇмº)
APPLICATIONS
Grade dfc5100 applications include:
(DFC5100´Â ´ÙÀ½°ú °°Àº ¿ëµµ¿¡ ÃÖÀûÀ¸·Î ¾²ÀδÙ)
¡¤ Ball valve seats (¹ëºê ½ÃÆ®)
¡¤ Seals (¾Á)
¡¤ Bearings (º£¾î¸µ)
¡¤ Wearstrips (¿þÀ̽ºÆ® ¶óÀÌÇÁ)
¡¤ Spring Energised seals (½ºÇÁ¸µº¸° ¾Á) |
PHYSICAL PROPERTIES (¹°¸®Àû ¼ºÁú)
Colour |
Black |
Specific Gravity |
2.11 |
|
Hardness |
60-68 |
Shore D |
Tensile strength |
13-15 |
MPa |
Elongation |
80 |
% |
Radial Shrinkage |
2.3 |
% |
Recommended Preform |
60-70 |
MPa |
Deformation ASTM D-621 @ 13.8Mpa, 25C, 24hr |
5 |
% |
Compressive strength @ 1% Deformation |
6.8 |
N/mm2 |
Permanent Deformation @24hr ASTM D-621 |
3.5 |
% |
Linear Expansion Coeff |
14 |
10 -5/ ¡É |
Volume Resistivity ASTM D-257 |
103 |
-cm |
Surface Resistivity ASTM D-257 |
103 |
|
Coefficient of Friction Dynamic @ 230kPa |
0.11 |
|
Factor of Wear K |
18-29 |
Cm 3-min-10 -8 Kg.-m-h |
Maximum Service temp |
270 |
C |
Max Sintering Temp |
375 |
C |
|
|
DFC 5100 comprises high purity, refined carbon uniformly blrnded into a high performance PTFE matrix. (DFC 5100Àº °í¼øµµÀÇ Á¤Á¦µÈ Ä«º»ÀÌ ÀÏÁ¤ÇÏ°Ô °í±â´ÉPTFE ±¸Á¶¿¡ ÃæÁø µÇ¾îÀÖ´Ù.)
The sintered material has excellent valve seat properties, will not damage stainless steel ball, resists cold flow or creep and the safety advantage of antistatic properties. Chemical resistance is similar to that of virgin PTFE.
(¿Ã³¸®µÈ Á¦Ç°Àº ¶Ù¾î³ ¹ëºê ¾¾Æ®ÀÇ Æ¯¼ºÀ» °¡Áö¸ç, ½ºÅ×Àη¹½º ½ºÆ¿ º¼À» ¼Õ»ó½ÃÅ°Áö ¾Ê´Â´Ù. ¶ÇÇÑ Àú¿Â È帧Ư¼º ¹× ³»Å©¸®ÇÁ Ư¼º °¡Áö¸ç, ºñ Á¡ÂøƯ¼ºµµ ¾Æ¿ï·¯ °¡Áö°í ÀÖ´Ù. ³»ÈÇÐÀû ¼ºÁúÀº ¼ø¼öPTFEÀÇ Æ¯¼º°ú ºñ½ÁÇÏ´Ù.) |
|
|
DFC 5500( MATERIAL DATA SHEET) |
|
PRODUCT DESCRIPTION(Á¦Ç°¼³¸í)
A newly available synthetic polymer alloy
(ÃÖ±Ù °³¹ßµÈ ÇÕ¼º Æú¸®¸ÓÈ¥ÇÕ¹°)
Idea for sealing in high-pressure, high-temperature
Setting that also require low wear and friction
properties
(³»¸¶¸ð¼º°ú ¸¶ÂûƯ¼ºÀ» ¿ä±¸ÇÏ´Â °í³»¿,
°í¾Ð¿ë ºÎÇ°¿¡ ÃÖÀû)
¡¤ Excellent creep and deformation resistance at
high temperature.
(°í¿Â¿¡¼ÀÇ ¶Ù¾î³ Å©¸®ÇÁ¼º°ú ³»º¯Çü¼º)
¡¤ Chemical resistance similar to Virgin PTFE
(¼ø¼ö PTFE¿Í ºñ½ÁÇÑ ³»ÈÇмº)
¡¤ Dissipates heat (¿¹æ»çƯ¼º)
¡¤ Not abrasive, suited to hard and soft metal
conuter faces.
(»ó´ëÀçÁúÀÌ ´Ü´ÜÇϰųª ºÎµå·¯¿î ±Ý¼Ó¿¡
Àû´çÇÏ¸ç ¶Ù¾î³ ³»¸¶¸ð¼º)
DFC5500 is well suited when dissipation of frictional heat is a problem and good wear and load resistance characteristics are required against either head or soft counter faces. (DFC5500Àº ¸¶Âû¿ÀÇ ¹æ»ç¿¡ ¹®Á¦°¡ ÀÖÀ» ¶§ÃÖÀûÀ¸·Î »ç¿ëµÇ¸ç °¢°¢ ´Ü´ÜÇϰųª ºÎµå·¯¿î ±Ý¼ÓÀçÁúÀÇ Ç¥¸é¿¡ ³»¸¶¸ðƯ¼º°ú ³»ÈÇмº Ư¼ºÀÌ ¿ä±¸µÉ ¶§ »ç¿ëµÈ´Ù.) |
PHYSICAL PROPERTIES (¹°¸®Àû ¼ºÁú)
Colour |
Dark Gray |
Tensile strength |
22 |
MPa |
Elongation |
+220 |
% |
Hardness |
63 |
Shore D |
Co-eff Friction |
0.2 |
|
Operating Temperature max |
290 |
C |
Temperature Short term max |
315 |
C |
APPLICATIONS
Example applications include
(´ÙÀ½°ú °°Àº ¿ëµµ¿¡¼ »ç¿ëµÈ´Ù.)
¡¤ Gaskets (°¡½ºÄÏ)
¡¤ Valve seats - Ball and Gate
(¹ëºê¾¾Æ® - º¼°ú °ÔÀÌÆ®)
¡¤ Bearings(º£¾î¸µ)
¡¤ Piston rings-non lubricated (ºñÀ±È°¼º ÇǽºÅ渵)
¡¤ Hydraulic / Pneumatic wear bands
(À¯¾Ð ¹× °ø¾Ð¿ë ¿þ¾î¹êµå)
¡¤ Spring Energised seals (½ºÇÁ¸µº¸° ¾Á) |
|
|
DFC 7000(MATERIAL DATA SHEET) |
|
PRODUCT DESCRIPTION(Á¦Ç°¼³¸í)
DFC7000 Speciality Formulated Polymers.
¡¤ High strength over a wide temperature range from -270¡ÆC to 275¡ÆC and a short term application up to 300¡ÆC.
( -270¡ÆC¿¡¼ 275¡ÆC ¿¡ °ÉÃÄ »ç¿ë°¡´ÉÇϸç
300¡ÆC ¿¡¼µµ ´Ü½Ã°£ »ç¿ë°¡´É)
¡¤ Excellent long term stability
(Àå½Ã°£ »ç¿ë½Ã¿¡µµ ³ôÀº ¾ÈÁ¤¼º)
¡¤ High purity with low outgassing in Vacuum
(Áø°ø»óÅ ¿¡¼µµ ³·Àºoutgassing¼ºÁúÀÇ
°í¼øµµ)
¡¤ Excellent electrical insulation properties
(ÈǸ¢ÇÑ Àü±âÀü¿ Ư¼º)
¡¤ Outstanding wear resistant
(¶Ù¾î³ ³»¸¶¸ð¼º)
¡¤ Good chemical resistance
(ÈǸ¢ÇÑ ³»ÈÇмº)
¡¤ Low specific gravity
(³·Àº ºñÁß)
APPLICATIONS
Example applications include
(¿¹·Î ´ÙÀ½°ú °°Àº ¿ëµµ¸¦ Æ÷ÇÔ)
¡¤ Valve seats (¹ëºê ½ÃÆ®)
¡¤ Bushes (ºÎ½¬)
¡¤ Sliding parts (½½¶óÀ̵ù ºÎÇ°)
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PHYSICAL PROPERTIES (¹°¸®Àû ¼ºÁú)
Colour |
Olive green |
Specific Gravity |
1.90 |
|
Hardness |
6 8 |
Shore D |
Tensile strength |
12.2 |
MPa |
Elongation |
190 |
% |
Deformation under load (12.7x12.7mm 227kg @23C) |
1.2% 2.3% |
1 hour 24 hours |
Coeff of friction p=0.052n/mm 2 on HG steel |
0.15 to 0.2 |
Temperature |
-270 to 275 |
¡Æ C |
Temperature Short term max |
300 |
¡Æ C |
Temperature Melting point |
327 |
¡Æ C |
Thermal Conductivity |
0.25 |
W/(K.m) |
Specific Heat |
1 |
J/(g.K) |
Coeff of thermal expansion |
6.2 |
10 -5 K -1 |
Dielectric constant (10 6 Hz) |
2.3 |
|
Volume resistance |
10 18 |
Ohms.cm |
Mositure absorbtion to equilibrium at 23C 50RH |
0.5 |
% |
Water absorption at saturation |
0.5 |
% |
Resistance to hot water, washing soda |
+ |
|
Flammability |
VO |
UL |
Resistance to weathering |
+ |
|
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DFC7000 CHEMICAL RESISTANCE
1. DFC7000 100 hour exposure - Temperature: 20¡ÆC ( 100 ½Ã°£ ³ëÃâ - ¿Âµµ : 20¡ÆC )
Chemical |
Concentration (%) |
Weight Gain(%) |
Residual Elongation (%) |
Residual Strength (%) |
H 2O 2 |
30 |
1.02 |
100 |
100 |
HCI |
20 |
0.67 |
110 |
100 |
HCI |
conc. |
0.13 |
70 |
100 |
HNO3 |
20 |
0.65 |
98 |
100 |
Acetic Acid |
20 |
0.87 |
114 |
100 |
H 2SO 4 |
6N |
0.54 |
50 |
87 |
NaOH |
1N |
1.79 |
120 |
100 |
NaOH |
10 |
3.84 |
170 |
98 |
NaOH |
6N |
6.87 |
146 |
87 |
KOH |
10 |
4.18 |
175 |
95 |
DFC7000 CHEMICAL RESISTANCE
2. DFC7000 Chemical Resistance List after 1000 hour exposure at room temperature
(ÀϹÝÀûÀÎ ¿Âµµ¿¡¼ 1000½Ã°£ ³ëÃâÇßÀ» ¶§ ³»ÈÇмº ¸®½ºÆ®)
Chemical |
Weight Gain
(%) |
Residual Elongation
(%) |
Residual Strength
(%) |
Antifreeze |
1.37 |
90 |
92 |
Brake Fluid |
1.64 |
90 |
98 |
Diesel |
0.08 |
108 |
99 |
Gasoline (unleaded) |
0.05 |
98 |
100 |
Hydraulic Fluid |
0.33 |
99 |
96 |
Jet Fuel JP5 |
0.10 |
105 |
100 |
Jet Fuel JP4 |
0.05 |
104 |
100 |
Motor Oil |
-0.40 |
98 |
99 |
Thermal Conduction Oil |
-0.04 |
82 |
92 |
Skydrol 500B |
-0.90 |
109 |
100 |
Acetone |
-0.07 |
111 |
100 |
Freon TF |
-0.13 |
94 |
99 |
Ethylacetate |
-0.85 |
105 |
100 |
Isopropanol |
-1.41 |
107 |
100 |
Methylethylketone |
-1.16 |
112 |
100 |
Perchloroethylene |
-0.11 |
96 |
98 |
Benzene |
-0.10 |
90 |
93 |
Toluene |
-0.16 |
104 |
100 |
Xylene |
-0.10 |
95 |
98 |
Bleaching Agent (Clorox) |
1.25 |
78 |
90 |
Dish Washing
Detergent (Joy) |
2.32 |
105 |
99 |
Deionized Water
(100C/212F) |
1.65 |
42 |
65 |
Coolant Liquid
(120C/248F) |
-1.44 |
63 |
86 |
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