PTFE四氟薄膜带 PTFE FILM TAPE 该产品质地柔软、相对密度低、介质损耗低且受温度和信号频率变化的影响小,耐温性能优异等特点,作为极佳的绝缘材料,常用于高品质射频同轴线缆、高速数据通信缆以及稳相电缆等绕包。 The product has soft texture, low relative density, low dielectric loss and is less affected by the change of temperature and signal frequency. As an excellent insulating material, it is commonly used for wrapping high-quality RF coaxial cable, high-speed data communication cable and stable phase cable. 技术指标TECHNICAL SPECIFICATION 项目 单位 指标 厚度 mm 0.02-0.15 宽度 mm 5-100 拉伸强度 MPa ≥30 断裂伸长度 % ≥30 1MHz介质损耗角正切值 2.5×10-4 1MHz介电常数 平均值1.8-2.2 直流 穿电压强度 (常温) KV/M 平均值200 最低值40