|
性质
|
ASTM
|
超高分子
聚乙烯
UHMW-PE
|
聚乙烯
PE
|
聚丙烯
PE
|
氯乙烯
SHORE
|
塑胶钢
ACETAL
|
尼龙6
NYLON
|
MC
尼龙
CAST NYLOM
|
铁氟龙
PTFE
|
ABS
|
PC
|
比重
Specific gravity |
D792
|
0.94
|
0.941-0.965
|
0.902-0.910
|
1.30-1.58
|
1.41
|
1.12-1.14
|
1.15-1.17
|
2.14-2.20
|
1.03
|
1.2
|
抗拉强度
p.s.i Tensile
strength |
D638
|
2500-3500
|
3100-5500
|
4300-5500
|
6000-7500
|
8800
|
11800-10000
|
11000-14000
|
2000-5000
|
4600
|
|
伸长率 %
Elongation |
D638
|
500
|
20-1300
|
200-700
|
40-80
|
40-75
|
100a-300b
|
30-320
|
300-400
|
|
|
压缩强度
p.s.i
Comprehension
strength |
D695
|
2400
|
2700-3600
|
5500-8000
|
8000-13000
|
16000(10% defl.)
|
13000
|
-
|
1700
|
|
|
冲击强度
Impact strength
(1/2×1/2 in .notched) |
D256
|
No break
|
0.5-20.0
|
0.5-2.2at(1/8*1/2 inbar)
|
0.4-20.0
|
1.0-1.5(1/2*1/2 inbar)
|
1.0a-3.0b
|
0.8-3.0(1/2*1/2 inbar)
|
3.0
|
|
|
硬度
Hardness,
Rockwell |
D785
|
D60-70
(Shore)
|
D60-DD70
(Shore)
|
80-110
|
65-85
(Sgire D)
|
M78-M80
|
R119
|
R95 -R1220
|
D50-D55
(Shore)
|
R86
|
|
抗折模数
105p.s.i 73℉
Flexural Modulus |
D790
|
1.30-1.40
|
1.0-2.6
|
1.7-2.5
|
3-5
|
3.75
|
3.9a-1.4b
|
1.1-4.5a
0.8-1.6b
|
-
|
2.3
|
-
|
磨擦系数
Coefficient
of friction |
|
-
|
0.080.18
|
0.3
|
0.45
|
0.18
|
0.37
|
0.35
|
0.040.1
|
0.38
|
|
热传导率
-104cal sec cm3℃
cm Thermal
conductivity |
C177
|
11-12.4
|
11.0-12.4
|
2.8
|
3.5-5.0
|
5.5
|
5.8
|
-
|
6.0
|
1.7-2.1
|
4-6
|
热膨胀率
Thermal expansion
105 per℃ |
D696
|
7.2
|
11.0-13.0
|
5.8-10.2
|
5.0-10.0
|
8.5
|
8.3
|
9.0
|
10.0
|
7.4
|
7
|
耐热温度
Resistance
to heat ℃ |
|
120℃
|
80℃
|
110℃
|
65℃
75℃
|
80℃
120℃
|
80℃
120℃
|
121℃
149℃
|
260℃
|
70-100
|
121
|
体积抵抗
W-cm(23 ℃50%)
Volume resitivity |
D257
|
1016
|
1016
|
1016
|
1016
|
1.0*1014
|
1.0*1014
|
-
|
1018
|
9-1015
|
.1*1016
|
绝缘破坏强度
(短时间)
1/8-in.thickness volts
mil dielectric strength |
D149
|
710
|
450-500
|
500-660
|
350-500
|
500
(90mil)
|
400
|
300-400
|
480
|
230
|
|
诱电率
1KHZ
Dielectric constant |
D150
|
2.25-2.35
|
2.30-2.35
|
2.2-2.6
|
3.0-3.8
|
3.7
|
3.7
|
3.7
|
2.1
|
|
3.17
|
诱电损失
Dissipation
(power)factor |
D150
|
0.00021
|
0.0005
|
0.0005-0.0018
|
0.009-0.0177
|
0.0010
(40mile)
|
0.02
|
0.02
|
0.0002
|
-
|
0.0021
|
吸水率
1KHZ Water
absorption
24hr3.2mm，
Thickness% |
D570
|
0.001
|
0.01
|
0.01-0.03
|
0.04-0.4
|
0.02
|
1.3-1.9
|
0.6-1.2
|
0.00
|
0.30
|
0.15
|
燃烧速度
in min
Burning rate |
D635
|
-
|
1.00-1.04
|
0.75-0.82
|
-
|
1.0-1.1
|
-
|
-
|
-
|
-
|
-
|
弱酸影响
Effect of
weak acids |
D543
|
抗弱酸性强
VeryResistant
|
可抗弱酸Resistant
|
不受影响
None
|
不受影响None
|
因种类
而异Resistant to some
|
可抗弱酸Resistant
|
可抗弱酸Resistant
|
不受
影响
None
|
|
|
强酸影响
Effect of
strong acid |
D543
|
受强氢化酸
侵袭
Attachedslowly
byoxidizing
acids
|
受强氧化酸
侵袭Attachedslowly byoxidizing
acids
|
受强氧化酸
侵袭Attachedslowly byoxidizing
acids
|
不受影响None
|
受侵袭Attached
|
受侵袭Attached
|
受侵袭Attached
|
不受
影响None
|
|
Resistant
(Limited)
|
弱硷影响
Effect of
weak Alkalis |
D543
|
弱硷性强
Very resistance
|
抗弱硷性强Very resistant
|
不受影响
None
|
不受影响None
|
受影响 Attached
|
不受影响None
|
不受影响None
|
不受
影响None
|
|
Attached
|
强硷影响
Effect of
strong Alkalis |
D543
|
抗强硷性强
Very resistant
|
抗强硷性强Very resistant
|
抗强硷性强Very resistant
|
不受影响None
|
受影响 Attached
|
抗强硷性resistant
|
抗强硷性resistant
|
不受
影响None
|
|
Attached
|
有机溶剂
影响
Effect of
organic
solvents |
D543
|
耐80oC以下
有机溶剂
Resistantbelow 80℃
|
耐80oC以下
有机溶剂Resistantbelow 80℃
|
耐80oC以下
有机溶剂Resistantbelow 80℃
|
耐乙酸、脂族经化合物、机油溶剂、于酮类酯类中易溶化或收说缩，在芳香族经中易收缩。Resist Alcohol，aliphatic
|
一般有机
溶剂均可
耐用
Excellent resistance to practically
all solvents
|
一般有机溶剂均可耐用Excellent resistance to practically all solvents
|
一般有机溶剂均可耐用Excellent resistance to practically all solvents
|
不受
影响None
|
|
溶于氯化碳
化氢、稍溶
于芳香族，
碳化氢，酮
类酯类。
Soluble in
chlorinated hydrocarbons
Partially
soluble
|
