E-Waste Recycling Equipment: A Comprehensive Guide to Battery, Cable, and Circuit Board Recovery

Used lead acid batteries (ULAB) represent one of the most recycled consumer products globally, yet improper handling remains a major source of soil and water contamination. A complete lead acid battery recycling equipment line typically includes breaking and separation systems, smelting furnaces, and pollution control units.

Modern automated breaking and separation plants can process 1 to 10 metric tons per hour, efficiently sorting batteries into four output streams: lead grid, lead paste, PVC/PP plastic, and hard rubber. The lead paste then undergoes desulfurization to remove sulfur from PbSO4, which significantly reduces melting temperature, cuts SO2 emissions, and lowers energy consumption. For smelting, rotary furnaces offer superior lead recovery rates compared to traditional blast furnaces, with batch capacities ranging from 2 to 20 metric tons. Refining kettles can further purify crude lead to 99.999% purity, using either natural gas, diesel, or energy-saving electric infrared heating that reduces power use by 30% to 50%.

Printed circuit boards (PCBs) contain valuable concentrations of copper, gold, silver, and palladium, making them high-priority feedstock for precious metal recovery. Effective circuit board recycling equipment uses either dry or wet separation technologies to liberate metal powders from non-metallic fractions without incineration or chemical leaching.

Dry separation plants employ air classifiers, vibrating screens, electrostatic separators, and pulse bag dust collectors to achieve copper powder purity of 96% to 98% with recovery rates around 95%. These systems operate cleanly without water consumption, making them ideal for regions with water scarcity. Wet separation alternatives use water-based metal separators and are particularly effective for processing PCB waste that still carries electronic components. Capacities range from 300 kg/hour for compact operations up to 2,000 kg/hour or more for industrial-scale facilities. The choice between dry and wet process equipment depends on local environmental rules, water availability, and the specific composition of incoming scrap.

Scrap cables and wires are among the most accessible and consistently profitable materials in the recycling sector. A well-configured cable recycling equipment setup can separate copper or aluminum conductors from plastic insulation with minimal material loss, producing clean "copper rice" that commands premium smelter prices.

For thick cables, hydraulic or electric scrap cable strippers handle diameters from 1.5 mm up to 150 mm, preparing material for downstream granulation. Cable granulators then pulverize the wire and use dry separation to isolate metal from insulation. Compact models process 100 to 200 kg/hour, while heavy-duty industrial units reach 1,200 kg/hour or more. Advanced lines also include pre-shredders for bulky or mixed cable bundles, ensuring consistent feed size and protecting downstream machinery. The entire process is mechanical, emission-free, and requires no water or chemicals.

As electric vehicles and portable electronics proliferate, spent lithium-ion batteries have become the fastest-growing waste stream in the e-waste category. Unlike lead acid batteries, lithium batteries demand specialized handling due to fire risks and the complexity of their chemistry. A dedicated lithium battery recycling plant safely discharges remaining energy, pre-crushes cells in an inert atmosphere, and then granulates material to recover black mass (containing nickel, cobalt, and graphite), copper, aluminum, and plastic separator film.

Standard plant capacities range from 500 to 2,500 kg/hour. Ancillary systems such as plastic pneumatic conveyors, hydraulic briquetters for film compression, and air pollution control scrubbers ensure safe, contained operation. With raw material prices for battery metals fluctuating wildly, having in-house recycling capability offers manufacturers and waste handlers a strategic hedge against supply chain volatility.

Purchasing individual machines is only the first step. Successful recycling ventures require system integration, layout design, installation, commissioning, and after-sales technical support. Experienced manufacturers offer EPC (Engineering, Procurement, Construction) services that cover the entire project lifecycle, from initial feasibility studies to operator training.

San Lan Technologies Co., Ltd, established in 2007, has built a global footprint across more than 21 countries including Singapore, Colombia, Vietnam, Mexico, Argentina, Korea, Malaysia, and South Africa. Their technical team combines master's-level mechanical engineering expertise with over 15 years of hands-on experience in e-waste recycling machinery. Beyond equipment supply, they assist clients with sourcing raw waste material, designing customized plant layouts, and even connecting operators with downstream buyers for recovered metals such as copper rice, lead ingots, and aluminum granules.