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The desorption and electrowinning system is a key unit in modern gold processing plants. It directly influences gold recovery, operating stability, and overall cost. Based on long-term user feedback, Xinhai has upgraded the traditional two-stage configuration and developed a Three-Stage Desorption and Electrowinning System. The new system has already been successfully applied in multiple projects, delivering higher safety, better efficiency, and easier operation.
Traditional two-stage systems place valves too high. Operators must climb, which increases safety risks.
The three-stage system places all critical valves at ergonomic heights so operators can perform every task safely from the platform—no ladders, no lifting tools, and much lower operational risk.

Previously, the desorption solution tank was installed above the platform, making reagent transfer difficult and leading to spills.
The improved system places the tank below the platform, allowing easy, direct dosing. This reduces labor, increases accuracy, and keeps the area clean.
For suitable projects, Xinhai installs a vertical electrowinning cell instead of a horizontal one. Benefits include:
Lower civil works costs and smaller footprint: No deep-discharge pits needed.
Increase current efficiency: Improve electrolyte flow, reduce dead zones, and boost metal deposition. We're precious-metal loss: Full insulation prevents gold plating on the tank; optimized sludge discharge avoids secondary electrowinning.
Reduce power consumption: Stable electrode spacing prevents short circuits.
EasySimplify operation and maintenance: Compact layout and optimized discharge ports make upkeep easier. Better environmental performance: Less reagent consumption due to higher electrowinning efficiency.

Traditional resistance heaters burn out, corrode, and leak. This causes downtime and costly repairs.
The system now uses a high-efficiency electromagnetic heater, offering:
Over 90% thermal efficiency, significantly reducing energy consumption.
Fast heating and precise temperature control
Non-contact design that eliminates leakage risks
Long service life (5–10 years) with minimal maintenance
Lower equipment surface temperature for improved safety
Electromagnetic heaters provide steady external heating, so we removed all internal heating tubes. This eliminates a failure point and makes the system more reliable.
Why Choose Xinhai’s Three-Stage Desorption and Electrowinning System? Xinhai stands out as the only provider offering this innovative three-stage technology, with a proven track record of improved safety, efficiency, and operational simplicity compared to traditional systems. Increase safety: Low-position valves, non-contact heating, and low external temperatures keep operators safe. Increase efficiency: Simplified operation, rapid heating, and high-efficiency vertical electrowinning cells accelerate throughput and metal recovery.
LoweCut maintenance: Durable heaters and a streamlined system design lower failure rates and life-cycle costs. For more details, technical specifications, or a tailored solution for your CIP/CIL gold processing plant, contact Xinhai Mining.
Upgrade to a more efficient and reliable desorption and electrowinning system—and set a new performance standard for your operation.