● Loose casing material itself has good water resistance and high strength
● The tube is filled with special oil paste to protect the optical fiber
● PE sheath has good resistance to
ultraviolet radiation
ultraviolet radiation
● Good pressure resistance, suitable for pipeline or direct buried wiring
● Adopt the following measures to ensure the waterproof performance of the cable:
a :single steel wire center reinforcement core
b :Loose tube filled with special waterproof compound
c :Complete cable core filling
d :inner sheath
e :Double-sided Plastic-aluminum tape (APL) moisture barrier
f :Plastic coated corrugated steel strip
g :Good water blocking material to prevent longitudinal water seepage of optical cable