How to Choose a Semi-Automatic Stripping Machine for EV Charging Pile High-Voltage Cables

　　High-voltage cables for EV charging stations are nothing like ordinary low-voltage wires. They come with large cross-sections, thick insulation, and complex internal structures. The outer layer is often a heavy rubber or specialty compound jacket. Beneath that, you may find high-voltage insulation, shielding layers, reinforcement braids, or even additional protective structures.

　　Trying to process this type of cable with a standard wire stripper is like using a small kitchen knife to open a thick coconut — you might get through it, but it’s difficult to do it cleanly and without damaging what’s inside.

　　A semi-automatic stripping machine sits right between manual work and full automation. It keeps the flexibility of skilled hands while bringing consistency and repeatability to the most critical steps. The real key is whether the machine can control depth and force with precision — not too much, not too little.

　　One major challenge is that the outer jacket and inner insulation layers often vary in thickness and material hardness along different sections of the cable. A proper stripping solution must allow staged processing of each layer, rather than using a single aggressive cut that risks damaging the core.

　　Another issue lies in the conductor itself. High-voltage charging cables typically use multi-strand copper conductors with large diameters. If the stripping force is even slightly off, strands can flare out or become compressed. This creates problems later during crimping or busbar connections. In addition, many outer jackets are made from elastic materials such as rubber or TPE. These materials tend to rebound after cutting, which places higher demands on clamping stability and tension control.

　　So what should you look for in a semi-automatic stripping machine for EV high-voltage cables?

　　First, precise and adjustable blade depth control is essential. Adjustments should not rely on guesswork or rough mechanical scales. The machine must allow fine tuning according to the exact layer thickness. Too deep, and you damage the copper core. Too shallow, and insulation remains.

　　Second, a stable clamping and tension control system is critical. The cable itself may be thick and strong, but the combination of rigid outer jackets and softer inner layers means inconsistent clamping will lead to uneven strip lengths and rough finishes — both of which affect downstream assembly quality.

　　Finally, parameter storage makes a significant difference in real production environments. EV charging cables often come in multiple specifications with relatively small batch sizes. Re-adjusting the machine from scratch every time wastes both time and energy. A machine that can store and recall settings for different cable types greatly improves efficiency and reduces human error.

　　Recommended Model: WG-8240 Semi-Automatic Stripping Machine for EV High-Voltage Cables

EV Charging Pile High-Voltage Cables

　　The WG-8240 is designed specifically for processing large cross-section, thick-insulated high-voltage charging cables. It offers precise blade depth adjustment, stable clamping performance, and parameter memory functions — providing the balance of control and efficiency required for modern EV cable manufacturing.