Supply of 110 double-wall corrugated pipe HDPE perforated punch bellows, seepage control, blind drainage pipe, perforated corrugated pipe, vertical drains JiangTai Ltd. bellows manufacturers to produce various types of bellows, welcome to inquire perforated corrugated HDPE pipe range widely used in highway, railway embankment, underground engineering, slope protection, tunnels, green belts, playgrounds, landfill and high water content caused by the drainage field. HDPE perforated corrugated pipe, also known as seepage control, blind drainage pipe, polyethylene (PE) to add other additives to form a corrugated appearance of the new infiltration drainage plastic pipe, into a single, double-wall corrugated perforated tube, light weight, strong under pressure, good bending performance, ease of construction and other features. Thai Technology Co., Ltd. Luoyang River drainage products cheap www.jiangtaikeji.com 18603793535 As the product of holes in the trough and is elongated, flat round hole effectively overcome the impact of products susceptible to clogging of drainage effect drawbacks. For different drainage requirements. Pore ??size may be 10mm × 1mm-30mm × 3mm, and may be at 360 degrees, evenly distributed within the range of 270 degrees, 180 degrees, 90 degrees and so on. Common Specifications: Φ50mm single wall corrugated pipe for drilling drainage tunnel hoop; Φ100mm double wall corrugated pipe for the tunnel drilling vertical and horizontal drainage; Φ400mm double wall corrugated pipe for central perforated drainage and embankment, road tunnel project vertical and horizontal drainage tube. Features a perforated HDPE corrugated pipe, drainage Safety: orifice located in valleys, peaks and filter fabric due to a two-way effect, orifice clogging, its opening up an area of ??116cm2 ??/ extend the system to ensure the smooth flow of flooding. 2, corrosion resistance: Compared with the soft spring drains, plastic is not easy to rust. 3, strength and pliable organic combination: a unique double corrugated structure effectively improve the drainage effect of external pressure strength of the product, the drainage system is not affected by external pressure deformation. 4, the economy: the same caliber compared to other drains, its price is lower.