Plastic Blind Ditch Permeable Blind Pipe Permeable Drainage Pipe Wrapped with Polypropylene Circular
Detailed specification for Plastic Blind Ditch Permeable Blind Pipe Permeable Drainage Pipe Wrapped with Polypropylene Circular
Review product features, application details and supporting information below. For pricing, samples or shipping questions, use the inquiry form on this page.
| Model NO. | 50mm-300mm |
| Color | Black Green |
| Application | Electrical Engineering, Roads & Railways & Airports Project, Water Conservancy Project, Civil Transportation Environment |
| Function | Reinforcement, Drainage, Acid and Alkali Resistance and Aging Resistance |
| Classification | Composite Geotextiles |
| Material | PE PP |
| Type | Composite Geomembrane |
| Internal Diameter | 30/45/60/90 Millimeters |
| External Diameter | 60/80/100/150/200 Millimeters |
| Void Rate | Minimum 75% |
| Transport Package | Export Special Packaging |
| Specification | customizable |
| Trademark | Sentai |
| Origin | Dezhou City, Shandong Province |
| HS Code | 3926909090 |
1. The surface porosity and porosity are over 85%, and the collection and drainage performance is excellent.


2. The compressive strength can reach tens of tons per square meter, and the pressure resistance is good.
3. Good flexibility and strong adaptability to soil deformation
4. It is resistant to acid and alkali corrosion, UV rays, aging, and has good durability.
5. Lightweight and easy to construct.


6. Diverse shapes and adaptability to construction requirements in complex environments.
7. The filter membrane is optional, more targeted, and cost-effective.
keep a large stock of goods


(W×T mm)
(W×T mm)
1. Construction preparation: After the site leveling is completed, lay out and measure on site.
2. Excavation of blind ditch trenches: Excavate blind ditch trenches on the site, with a width and depth that can meet the needs of placing plastic blind ditch materials, and have a certain longitudinal slope. No measured
After the mistake, backfill with medium to fine sand at the bottom of the ditch.
3. Laying plastic blind ditch: After leveling the sand cushion layer at the bottom of the ditch with your feet, lay a non-woven geotextile (with a width of 50cm) flat on the bottom of the ditch. Then, place plastic blind ditch material and wrap it with non-woven geotextile from both sides. And tie it firmly with plastic strips and ropes. When the plastic blind ditch material is extended. You can use U-shaped nails or iron wire to connect it at the joint; The lap length at the overlap of non-woven geotextile should not be less than 10cm; To prevent the blind ditch from being squeezed and moving, plastic blind ditch materials can be nailed with iron nails every 5 meters to fix them at the bottom of the ditch.
4. Backfilling: After the laid plastic blind ditch material passes the acceptance inspection, it can be backfilled with medium coarse sand or plain soil.





Sentai Environmental Protection's main products include geotextiles, HDPE films, composite geotextiles, drainage nets, short filament geotextiles, etc. All products are non-toxic and environmentally friendly materials, which can be widely used in: 1. Environmental remediation engineering (soil improvement in grain bases, industrial sites, mining, water bodies, vegetable greenhouse breeding, planting, etc.); 2. Water conservancy engineering (anti-seepage reinforcement of rivers and reservoirs, embankments, water channels, slope protection, etc.) and municipal anti-seepage (anti-seepage of subways, underground engineering of buildings, planting roofs, roof gardens, sewage pipeline lining, etc.). 3. Ecological and environmental engineering (including landfill sites, sewage treatment plants, power plant regulation ponds, industrial, hospital, solid waste, gardens, artificial lakes, river reservoirs, golf course pond substrates, slope protection, waterproofing of green lawns, petrochemicals; anti-seepage of bottom linings for washing pools, overflow pools, ash yards, dissolution pools, sedimentation tanks, storage yards, and tailings). 4. Transportation (foundation reinforcement of high-speed railways and highways, anti-seepage of culverts). Sentai Environmental Protection has established cooperative relationships with excellent research institutes and environmental protection enterprises at home and abroad, and has a team dedicated to technology research and development, production and manufacturing, and engineering services in water conservancy, environmental protection, and ecological restoration. The company advocates the business philosophy of "people-oriented, honest operation, and development through quality", adhering to the corporate purpose of "technological innovation, industry serving the country, and serving the people". It focuses on ecological water conservancy, environment, and restoration, striving to create environmental friendliness, create a beautiful China, and create safety and health for humani


Dezhou Sentai Environmental Technology Company Limited
Dezhou Sentai Environmental Technology Company Limited supplies Plastic Blind Ditch Permeable Blind Pipe Permeable Drainage Pipe Wrapped with Polypropylene Circular for international B2B buyers. Contact the supplier to discuss bulk orders, sample arrangements, custom requirements and shipping timelines.
Frequently Asked Questions
Find quick answers about samples, payment, delivery, packaging and quality assurance before placing an order.
Q1: May I get one sample before placing order?
AYes, Sample are available. For normal products, samples are for free and you just need to bear the freight; For those high value products, you just need to freight and certain product cost. When we both cooperate for some times or when you are our VIP customer, free sample will be offered when you need.
Q2: Which payment is available for your company?
AT/T, L/C or Ali trade insurance. You can choose the one which is convenient for you.
Q3: How and when can I get my goods after payment?
AFor small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) or by air. Usually it will cost 3-5days that you can get the goods after delivery. For large quantity products,shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on where the port is.
Q4: Is there any possible to use my appointed label or package?
AYes. If needed, we'd like to use label or package according to your requirement.
Q5: How can you guarantee the goods you offer is qualified?
AWe always believe honesty and responsibility are basis of one company, so whatever products we provide for you all are qualified. We will have goods tested and provide COA before delivery for sure.
Q6: Is the price on this page correct?
AThe listed price is only for reference, for latest price, pls contact us directly.
Q7: How can I get some samples?
AWe are honored to offer you free samples, just need to pay the freight cost.
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