st9620-0020 材料说明：统计技术™导电化合物是专门设计，提供防静电，静电和RFI / EMI屏蔽性能的关键电子设备中的应用。这些化合物结合的性能，选择工程树脂与增强的添加剂，如碳粉，碳纤维，镍涂层的碳纤维和不锈钢纤维，为低到高的水平，根据应用要求的电导率。
st9620-0020 性能表：
| Physical Properties | Metric | English | Comments |
|---|---|---|---|
| Specific Gravity | 1.80 g/cc | 1.80 g/cc | ASTM D792 |
| Linear Mold Shrinkage, Flow | 0.0010 - 0.0020 cm/cm | 0.0010 - 0.0020 in/in | ASTM D955 |
| Linear Mold Shrinkage, Transverse | 0.014 - 0.015 cm/cm | 0.014 - 0.015 in/in | ASTM D955 |
| Mechanical Properties | Metric | English | Comments |
| Tensile Strength at Break | 81.4 MPa | 11800 psi | ASTM D638 |
| Elongation at Break | 0.75 % | 0.75 % | Type I, 5.1 mm/min; ASTM D638 |
| Flexural Strength | 116 MPa | 16800 psi | ASTM D790 |
| Flexural Modulus | 12.4 GPa | 1800 ksi | ASTM D790 |
| Izod Impact, Notched | 0.220 J/cm @Thickness 3.18 mm, Temperature 23.0 °C |
0.412 ft-lb/in @Thickness 0.125 in, Temperature 73.4 °F |
Injection Molded; ASTM D256A |
| Electrical Properties | Metric | English | Comments |
| Volume Resistivity | 10 - 1000 ohm-cm | 10 - 1000 ohm-cm | ASTM D257 |
| Surface Resistance | 100 - 10000 ohm | 100 - 10000 ohm | ASTM D257 |
| Static Decay | 0.0020 sec | 0.0020 sec | (Mil-B-81705C), 12% RH, 5000kV to 50kV |
| Shielding Effectiveness | 40 dB @Frequency 1.00e+9 Hz |
40 dB @Frequency 1.00e+9 Hz |
1/8 thickness |
| 55 dB @Frequency 5.00e+9 Hz |
55 dB @Frequency 5.00e+9 Hz |
1/8 thickness | |
| 61 dB @Frequency 1.00e+10 Hz |
61 dB @Frequency 1.00e+10 Hz |
1/8 thickness | |
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原料图：（兹图非实物图）