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,作为较佳的绝缘材料,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 ** 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 较低值40