| 品牌：TEFLON | 是否进口：否 | 产地：美国 |
| 厂家(产地)：美国杜邦 | 牌号：345X | 销售方式：品牌经销 |
| 类型：标准料 | 品名：PFA | 加工级别：挤出级 |
| 用途级别：电线电缆级 | 产品规格：25KG/包 | 产品特性：抗应力开裂 |
经销美国杜邦科幕Teflon PFA 345X抗应力开裂
Density / Specific Gravity | 2.14 | g/cm | ASTM D792 |
Melt Mass-Flow Rate (MFR)(372°C/5.0 kg) | 5.0 | g/10 min | ASTM D3307,*** 12086 |
Water Absorption(24 hr) | <0.030 | % | ASTM D570 |
| Hardness | Nominal Value | Unit | Test Method |
Durometer Hardness(Shore D) | 55 | ASTM D2240,*** 868 |
| Mechanical | Nominal Value | Unit | Test Method |
Tensile Strength(23°C) | 29.0 | MPa | ASTM D3307,*** 12086 |
Tensile Elongation(Break, 23°C) | 300 | % | ASTM D3307,*** 12086 |
Flexural Modulus(23°C) | 551 | MPa | ASTM D790,*** 178 |
| Thermal | Nominal Value | Unit | Test Method |
Melting Temperature | 305 | °C | ASTM D4591 |
| Electrical | Nominal Value | Unit | Test Method |
Volume Resistivity | 1.0E+18 | ohms·cm | ASTM D257,*** 1325 |
Dielectric Strength | |||
0.250 mm, Method A (Short-Time) | 80 | kV/mm | ASTM D149 |
0.250 mm | 80 | kV/mm | IEC 60243-1 |
Dielectric Constant(1 MHz) | 2.03 | ASTM D150,IEC 60250 | |
Dissipation Factor(1 MHz) | <2.0e-4 | ASTM D150,IEC 60250 | |
| Flammability | Nominal Value | Unit | Test Method |
Flame Rating2 | V-0 | UL 94 | |
Oxygen Index | > 95 | % | ASTM D2863,*** 4589-2 |
