机械性能
Mechanical
|
拉伸强度(23℃)
Tensile strength(23℃)
|
D638
|
MPa
|
20-34
|
31-41
|
27-29
|
18-22
|
45
|
30-50
|
断裂伸长率(23℃)
Tensile elongation percentage
|
D638
|
%
|
200~400
|
80~250
|
250~330
|
250~330
|
100~400
|
50~250
|
压缩强度(23℃大)
Compression strength(23℃ maximum)
|
D695
|
MPa
|
11.8
|
31~51
|
16.7
|
15.2
|
49.0
|
50~100
|
动摩擦系数
Kinetic friction coefficient
|
0.69MPa、3m/min
|
0.10
|
0.37
|
0.2
|
0.3
|
0.4
|
0.3
|
热性能
Thermal
|
连续高使用温度
Highest temperature for continuous use
|
无荷重
|
℃
|
260
|
120
|
260
|
200
|
150
|
120
|
热变形温度(1.82MPa)
Heat distortion temperature
|
D648
|
℃
|
55
|
75
|
47
|
50
|
74
|
84
|
线膨胀系数 (温度范围)
Linear expansion coefficient
(Temperature range)
|
D696
|
10-5/℃
℃
|
12.4
25~100
|
4.5~7.0
23~60
|
12
21~100
|
8~10.5
-73~71
|
9.0~9.3
20~90
|
7~14
|
电气性能
Electrical
|
体积抵抗率(23℃ 50%RH)
Volume resistivity
|
D257
|
Ω-cm
|
>1018
|
>1018
|
>1018
|
>1018
|
>1016
|
2×1014
|
绝缘破坏电压(3.2mm厚)
Breakdown voltage(3.2mm thick)
|
D149
|
MV/m
|
19
|
20
|
20
|
20
|
16
|
12
|
介质损耗角正切(×106Hz)
Dielectric loss tangent
|
D150
|
-
|
<0.0002
|
0.009~0.017
|
0.0003
|
<0.0005
|
0.005
|
0.1
|