In anti‑seepage projects such as landfill cover layers, circular aquaculture ponds, and biogas digester tanks, the feeding method of the welder often matters more than expected—same side or both side feeding determines whether the equipment can adapt to curved welding on circular pond bodies and rapid cover film lapping. If a machine only supports one feeding method, special projects require additional equipment, doubling the cost.

The CX500S solves this problem—one machine supports both same side and both side feeding, covering everything from standard lap welding to curved welding on circular pond structures.

Two Feeding Methods, One Machine for All Applications

Same side feeding: Both membrane layers are fed from the same side. Suitable for circular aquaculture ponds, biogas digester top cover welding, and landfill cover film applications where single‑side operation is required.
Both side feeding: Membrane layers are fed from left and right sides separately. Suitable for standard lap welding with flexible operation.
One machine covers both conditions—no need for additional equipment for special projects.

Solid Components for Reliable Performance

The main frame is constructed from aviation aluminum, die‑cast and painted for a lightweight yet sturdy build. The bearing system uses Japanese IKO needle roller bearings and German NSK deep groove ball bearings, with critical mounting points precisely CNC‑machined to ensure consistent tracking accuracy during extended continuous operation.

A copper hot wedge comes as standard—offering thermal conductivity approximately four times that of brass, providing rapid heat‑up and uniform temperature distribution for thorough seam fusion. Copper's good adhesion properties keep fixing screws secure even under prolonged high‑temperature operation.

Digital Control with Real‑Time Monitoring

Temperature and speed are controlled by computer chip programming, with an LCD screen displaying current parameters in real time. Operators can monitor equipment status at a glance, reducing the risk of human error.

Application Scenarios

Landfill cover membrane welding, aquaculture ponds (curved welding on circular pond bodies), biogas digester top cover welding, mining anti‑seepage, canal lining, and other standard lap welding applications.

The CX500S combines solid component specifications with flexible dual‑mode feeding, eliminating the hassle of using one machine for only one condition. It adapts to diverse site conditions without complicating the operator's job—power it on and start welding.