Features of 2F FTTH Unarmoured Optical Fiber Cable (Sky Birds International) 1. Fiber Specifications Fiber Type: Single-mode (ITU-T G.652D or G.657A) Fiber Count: 2 fibers (2F) Low Attenuation: Ensures high-speed data transmission over long distances 2. Cable Construction Buffering: Tight-buffered or loose-tube construction Strength Member: Aramid yarns for tensile strength Outer Jacket: LSZH (Low Smoke Zero Halogen) for fire safety Outer Diameter: Typically 2.0–3.0 mm 3. Physical & Mechanical Properties Tensile Strength: 300–500 N Bending Radius: ≥ 15 times cable diameter (during installation), ≥ 20 times (operation) Crush Resistance: 1000 N/100 mm Temperature Range: -40°C to +70°C
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