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Drainage Board with holes is made from high density polyethylene plastic and it is a kind of geomembrane with dimples on the surface. The dimples can be in cylinder and semi cone shape. It could also be coated by non woven geotextile. The liquid and gas can go through freely between dimples.
| 1 | Material | 100% High-Density Polyethylene | ||||||
| 2 | Width | 1M, 2M, 3M, 4M | ||||||
| 3 | Length | 50M or following your requirements | ||||||
| 4 | Weight (g/m3) | 1100g | 1200g | 1400g | 1500g | 1600g | 1800g | 2400g |
| 5 | Color | White, Green, Black, Blue | ||||||
| 6 | Dimple Height (mm) | 10 | 12 | 16 | 20 | 25 | 30 | 40 |
| 7 | Average Board Thickness (mm) | 0.8 | 0.9 | 1.0 | 1.1 | 1.1 | 1.2 | 1.5 |
| 8 | Tensile Strength (N/100mm) | 350 | ||||||
| 9 | Anti pression Strength (kpa) | 300 | ||||||
| 10 | Elongation Rate (%) | ≥80 | ||||||
| 11 | Flow Rate (cm3.s) | ≥10 | ≥10 | ≥15 | ≥15 | ≥20 | ≥20 | ≥25 |
| 12 | Puncture Strength (N) | ≥350 | ||||||
Highway, railway basement, roadbed, dam and slope protection layer, etc
Production Process