High compression strength
Good Waterproofing and Drainage
Have Good Vertical Drainage Properties
Factory Drainage Boards
By inserting plastic drainage boards into the soft soil foundation to form vertical drainage channels, combined with surcharge preloading (such as sand cushion layer) or vacuum preloading, the water in the soil will seep through the filter membrane into the drainage boards and be rapidly discharged along the channels, accelerating the consolidation of the soil and improving the stability of the foundation. In an undulating shape (such as wave-like, cross-like, harmonica-like, etc.), it forms a drainage channel. The material is tough and has high compressive strength.

Parameter
No | Model Name | LK-H08 | LK-H10 | LK-H12 | LK-H16 | LK-H20 | LK-H25 | LK-H30 |
1 | Material | HDPE | HDPE | HDPE | HDPE | HDPE | HDPE | HDPE |
2 | Drain height(mm) | 08 | 10 | 12 | 16 | 20 | 25 | 30 |
3 | Weight (g/m2) | 1000 | 1100 | 1200 | 1400 | 1500 | 1600 | 1800 |
4 | Board thickness (mm) | 0.7 | 0.8 | 0.9 | 1 | 1.1 | 1.1 | 1.2 |
5 | Tensile strength(N/100mm) | 350 | 350 | 350 | 350 | 350 | 350 | 350 |
6 | Anti- pression strength(Kpa) | 300 | 300 | 300 | 300 | 300 | 300 | 300 |
7 | Elongation rate (% >) | 80 | 80 | 80 | 80 | 80 | 80 | 80 |
8 | Flow (cm3.s) ≥ | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
9 | CBR puncture strength N | 350 | 350 | 350 | 350 | 350 | 350 | 350 |
Feature
1.Convenient construction, easy maintenance and economy.
2.Strong resistance to load and durability.
3.The water can be partially stored and the remaining water can be drained quickly.
4.It provides sufficient moisture and oxygen for plant production.
5.Light weight, the roof heat insulation function strong.

Application
· Greening Projection: garage roof greening, roof garden, vertical greening, inclined roof greening, football field, golf course.
· Municipal Engineering: Airport, Road Subgrade, Subway, Tunnel, Landfill.
· Architectural Engineering: building foundation, basement wall and floor and roof, roof impervious layer and thermal insulation layer, etc.
· Water conservancy projection: water seepage prevention work of reservoir and artificial lake .
· Traffic engineering: roads, railway subgrade, dams and slope protection layers.
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