In coaxial cable designs, the low dielectric constant and dissipation factor contribute to lower signal loss (insertion loss or attenuation). The low dielectric constant also contributes for higher velocity of propagation. In addition, the nature of the ePTFE allows for greater flexibility on the cable construction.
The high mechanical properties helps cable manufacturers to improve efficiency in their production process, by enabling faster wrapping speeds.
As a binder tape in cable bundles, its low weight and excellent conformability adds minimal mass and volume to the cable construction.
Features & Benefits
Color: Natural
Thickness starting at 0.0030″ (0.076mm)
Densities starting from 0.7 g/cm³
1,500yds (1,372m) minimum splice-free length
Typical Dielectric Constant: 1.3 – 1.5
Uniaxially expanded (stretched)
Low Shrinkage option available
Custom slit to widths from 5/32″ (4mm) up to 5″ (127mm)
RoHS, REACH and California Prop 65 compliant
3″ (76mm) ID plastic or cardboard cores
Traverse/Level, Flat/Pancake pads or Step-pack wound
SEM microscopy image of low density PTFE
SEM microscopy image of low density PTFE
white unsintered ptfe tape - flat pads
white unsintered ptfe tape - step-pack wound
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Product Applications
Wire and Cable
Dielectric Material in Coaxial Cables
Binder Tape in Data Cables
Suitable for MIL-DTL-17, EN4604, and BMS13-65 constructions
Radiation Detection Devices