Product description
Outer wall ripples, increases inertial moment, rigidity andpress ability
At same time, some longitudinal flexibility is deigned topipes
Inner wall of pipes is smooth, which reduces internal frictionforce of pipes
Helps delivering of liquids and threading of cables
Compression-resistant to cross section
Lightweight and saves more than 40% of raw and processedmaterials
Flame-retardant
Corrosion-resistant
Aging-resistant
Length: 4m or customized