Loose tube made of color coating fibers and filled with waterproof compounds.Loose tube stranded around the strength member which in the central of cable into cable core, a layer of water-blocking tape is longitudinal wrapped around the cable core, after APL longitudinal wrapped, an inner PE jacket extruded, then, after Corrugated steel is longitudinal wrapped, then an outer jacket extruded.
Fiber
SM: G652D、G655、G657 Or other single-mode optical fibers.
MM: A1a、A1b Or other multi-mode fibers.
Jacket
Materials: polyethylene(PE), low smoke halogen-free flame retardant polyolefin (LSZH), flame-retardant polyethylene (ZRPE) or other materials.
Color: black or other colors.
Features
Application
Suitable to direct bury.
Suitable for duct.
Characteristic
Good mechanical and environmental performance.
High strength loose tube that is hydrolysis resistant.
Crush resistance and Flexibility.
Various measures to ensure the cable watertight.
