FRPP corrugated pipes are a new underground drainage pipe manufactured from polypropylene as the main material with moderate addition of reinforced materials, modifying agents and auxiliary materials. Constructed in continuous extrusion, it offers smooth inner surface and high strength. In addition, on its outer surface, the FRPP pipe comes with longitudinal and lateral reinforcing ribs.
Applications of FRPP Corrugated Pipes
1. Municipal drainage system and building drainage system;
2. Drain pipe systems of airports, wharfs and high-grade highways;
3. Irrigation, water supply and flood drainage systems for agriculture;
4. Buried cable and telecommunication cable protective pipe
Nominal Inside Diameter (dn) | Min. I.D (Average) | Min. laminate wall thickness | Min. inner wall thickness | Min. joint length |
225 | 215 | 0.8 | 0.7 | 115.0 |
300 | 290 | 1.6 | 0.8 | 145.0 |
400 | 388 | 2.0 | 1.0 | 175.0 |
500 | 486 | 2.5 | 1.5 | 185.0 |
600 | 584 | 3.0 | 2.5 | 220.0 |
800 | 780 | 4.5 | 3.0 | 250.0 |