What is the fiberglass pipe used for?

Fiberglass pipe products have been used in municipal water and wastewater applications since the 1960s. Fiberglass tubes combine durability, strength, and corrosion resistance, eliminating the need for inner linings, outer coatings, and cathodic protection.

FRP pipe is produced by a winding process that reinforces thermoset epoxy with continuous glass filaments. When the resin cures, an irreversible chemical reaction takes place, giving it excellent resistance to temperature changes and giving the glass fiber excellent mechanical strength. In microtunnels, steel casings are used for propulsion that requires large forces. FRP pipes are now widely used for this purpose as they are more cost effective due to reduced hydraulic jacking force and also allow for longer length installations. FRP can also be used for non-cutting repair methods such as sliding. Because FRP is resistant to corrosion and chemicals, it is the ideal material for such sewage pipes.

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