Groundwater, drainage and landfill projects do not buy well pipe by the meter by accident. They choose a pipe material and a slotting method that will keep water flowing for decades without clogging, corroding or collapsing. Understanding the four demands behind that choice is the fastest way to understand why a PVC well casing and screen pipe slotting machine earns its place beside the pipe extruder.
Cast iron and steel well pipes are heavy, expensive to transport, and eventually fight the very ground they stand in — corroding, distorting, breaking and letting sand flow into the well. The market has moved toward PVC well casing and filter pipe precisely to eliminate those failures.
Plastic well pipe and water purifier pipe research and development can efficiently solve the erosion, distortion, destruction and flow-sand problems of cast iron and steel well pipes. That is why processing lines for slotted PVC casing are growing with the plastic pipe machinery family itself.
Slotted PVC pipes are distributed along a slope, under a road or around a basement to collect seepage and discharge it to a central point. If the slots are irregular, some sections flood while others starve — and the soil starts moving.
The answer is a machine that cuts uniform, controlled slots according to the drainage design: consistent geometry, clean edges and a pattern matched to the project. The same discipline appears across Chenxing's single-wall corrugated pipe line and double-wall corrugated pipe line, where pipe geometry is engineered rather than improvised.
Mine sand dams, ash dams of thermal power plants and landfill drainage systems expose pipe to seepage and exudate that would attack metal fittings. UPVC screen pipe resists that environment — provided the casing is extruded from sound material and the screen is formed without stress cracks.
In areas lacking water resources, PVC well filter tubes collect water and simply purify it, showing excellent water-purifier performance. Every well means a custom casing and screen order — which is exactly why slotting, drilling and screen-forming capability is increasingly bought as a dedicated processing step.
The PVC Well Casing Pipe Treading Machine — PVC Pipe Slotting Machine is a post-extrusion processing machine that turns plain PVC / UPVC well casing pipe into finished well casing and screen pipe: slotting and drilling the wall where water must enter, and preparing the pipe for the filter screen structure that keeps sand and fines out of the well.
The machine is bought by well-drilling pipe producers, drainage pipe manufacturers and water-supply contractors who already make or buy plain casing — from the PVC pipe extrusion solution or the broader pipe extrusion line solution — and need a dependable second stage that adds the water-entry function.
Slotting — cuts water-entry slots in the pipe wall with a controlled, repeatable pattern
Drilling — produces drilled-hole configurations where the screen design calls for round openings
Screen preparation — supports the next-stage filter screen structure on the slotted/drilled casing
End handling — prepares the pipe end for connection into casing strings and drainage runs
Because every project has its own pipe drawing, the machine is engineered around your parameters rather than a fixed one-size model: tell Chenxing the casing length, the slot or hole layout and the connection style you use, and the fixtures and tooling are arranged to match.
Plain casing pipe is fed into the working station and positioned automatically. The holding arrangement keeps the pipe straight and stable so that every slot and hole lands where the drawing says it should.
The tooling cuts slots or drills holes through the pipe wall in the specified pattern. Uniform openings mean even water entry across the whole screened section, with clean edges that resist tearing when the pipe is handled, transported and installed.
After the wall is opened, the casing becomes the skeleton of the screen. The machine works with the winding and screen-forming steps that wrap the slotted pipe so that water passes through while sand and formation material stay out — the construction that makes the finished product a true well screen rather than a perforated pipe.
Finished screen pipe is discharged in order, ready for end preparation, jointing and delivery to the well site. The production rhythm is matched to the downstream handling you already have in place.
Slotted PVC pipes are used across airports, railways, highways, playgrounds and park green belts to protect soil walls, basements, tunnels and slope drainage systems. The pipe reduces groundwater pressure, discharges super-abundant water, protects soil quality and buildings from damage due to leakage, and prevents flowers and plants from waterlogging. Such systems are usually distributed in the ground, collected together and discharged to a central point — each run starting from precision-slotted pipe. See how the same soil-water logic applies to drainage pipe production on the plastic drainage pipe machine page.
In mine sand dams, ash dams of thermal power plants and landfill drainage and leakage systems, slotted PVC screen pipe collects exudate and leaks it away from the structure. Chemical resistance and dimensional stability under load are the two properties the site engineers check first.
Where rainfall is seasonal and water is short, PVC well filter tubes are installed to collect water and simply purify it, with excellent water-purifier performance. One well can supply a household or a small community through a dry season — and every well starts as a casing order processed on a slotting machine like this one.
Plastic well pipe and water purifier pipe research and development solve the erosion, distortion, destruction and flow-sand problems of cast iron and steel well pipe. Lighter to transport, easier to joint and immune to corrosion, PVC casing is displacing metal across the well-drilling market — which is why processors are adding this second-stage machine to an existing HDPE pipe production line or PPR pipe line.
No two well projects are identical, so the slotting machine is specified around your production reality:
Pipe range and length — the machine is configured for the casing sizes and lengths you already produce
Slot and hole pattern — slot width, spacing, rows and drilled-hole layouts are arranged from your drawing or a sample pipe
Screen structure — winding and screen-forming tooling is matched to the filter specification you sell
Integration — the machine sits cleanly beside your existing extrusion, auxiliary equipment and finishing operations
Send Chenxing a sample pipe or a drawing, and the engineering team will confirm the machine layout, tooling list and delivery plan before you order.
Zhangjiagang Chenxing Machinery Co., Ltd. is a professional factory for plastic machinery with more than 20 years of experience in the industry, located in Zhangjiagang City, Jiangsu Province, China. Our machines are sold to many countries around the world — including Egypt, Thailand, Malaysia, India, Russia, Turkey, Zambia, Algeria and Indonesia — and the high quality, good service and fair pricing of our machines have impressed customers and built long-term relationships across solutions and applications.
The Chenxing family spans double-screw and single-screw extruders, PVC/PE/HDPE/PPR pipe lines, PVC WPC and window profile lines, PVC and ABS sheet machines, PVC foaming machines, PP/PE pelletizing lines, waste plastic recycling lines and auxiliary machines such as crushers, mixers and pipe belling machines. Every machine carries a 1-year warranty with responsive after-sales support from the engineers who built it. See About Us or browse the full catalog on Products.
Chenxing supplies double-screw extruders, single-screw extruders, PVC/PE/HDPE/PPR pipe lines, PVC WPC and window profile lines, PVC and ABS sheet machines, PVC foaming machines, PP/PE pelletizing machines, and auxiliary machines such as crushers, mixers and pipe belling machines. This well casing slotting machine joins the downstream processing stage to the complete pipe production portfolio and the profile extrusion line solution.
We have our own factory in Zhangjiagang, and you are welcome to visit at any time to see the machines running.
Yes. Our experienced mechanical designers provide customized design — send your pipe sample, drawing and processing requirement, and we will tailor the tooling and machine layout for your slots, holes and screen structure.
We have an experienced R&D team that ensures the feasibility of the product before it is put into production, professional quality inspectors who inspect raw materials before production, conduct patrol inspection during production, and re-inspection before delivery.
We can provide you with high-quality machines and a 1-year warranty service, backed by factory-direct pricing and engineers who support installation and operation. The machine is built by the same team that builds our extrusion and recycling lines.
Yes. Our engineers will guide the machine installation and train your workers on operation, tooling changeover and maintenance.
We accept T/T, L/C, Western Union, etc., confirmed in the formal quotation according to the project value.
We can provide technical support such as plant planning according to your requirements, including layout of the casing extrusion, slotting and finishing stages. For more questions and answers, visit the FAQ list or reach us from the contact page.
Every well project has its own soil, its own water and its own pipe drawing. Start with what you produce today: the casing diameter and length, the slot or hole pattern you sell, and the daily volume you need to finish. Chenxing will confirm the machine configuration, tooling set and delivery time in a written quotation.
For a closer look at the machine in operation and its full configuration, view more machine details.
Nicole — Email: ceo@cxsljx.com | Tel WeChat WhatsApp: +86 159 5118 7228
Send us a sample of your plain casing pipe and a photo or drawing of the screen you want to make; we will reply with the machine proposal within 24 hours.