Low dielectric loss glass fiberlow dielectric names d glass fiber, have d3, dk series. It is low density, low dielectric constant and low dielectric loss. It is an ideal reinforcement for making light weight and high performance radomes with high wave permeability and wide frequency band and print circuit board etc.Specifications d glass fiberitems d3 dkdensity gcm3 2.30 2.30strength of virgin filament mpa 2600 2600elastic modulus gpa 55 55dielectric constant 2210^10hz 4.5 5.0dielectric loss 2210^10hz 0.0035 0.0035d glass fiber fabricspecification d3 dkthickness mm 0.22 0.22weight gm2 210 210breaking strength n100*25 warp 1350 1450weft fill 1000 1050