Technical Date of Fiberglass Duct RodderSpecificationRod Diameter (mm) 4.5- 16Rod Length (m) 30m~500mFrame Spec. (mm) 1300x450x1330,1200x420x1220,980x350x1000,680x240x700, 420x180x400,etc.Material: Fiber glass rod inner, Extruded by fiber glass and high strength resin at high temperatureFiber glass rod outer, High Density polyethylene coatingMetal Frame: Steel with high-temperature sprayed plastic or hot dip galvanizedPhysical PropertyFiber glass content:75-80%Density > 1.9gr/cm3Working environment-40° C to +80° CMinimum Pulling strength 4000N +/-5%Consistency of rod 137gr/mFlexural Modulus > 46.500MpaElongation at break 2.5-3%Min Bending Radius 388mm