Low dielectric loss glass fiber
Low 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 fiber
Items D3 Dk
Density g/cm3 2.30 2.30
Strength of virgin filament Mpa ≥2600 ≥2600
Elastic modulus GPa ﹥55 ﹥55
Dielectric constant 22℃10^10HZ ≦4.5 ≦5.0
Dielectric loss 22℃10^10HZ ﹤0.0035 ﹤0.0035
D glass fiber fabric
Specification D3 Dk
Thickness mm 0.22 0.22
Weight g/m2 210 210
Breaking strength N/100*25 Warp ≥1350 ≥1450
Weft fill ≥1000 ≥1050
Low dielectric loss glass fiber