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Views: 0 Author: Site Editor Publish Time: 2026-10-31 Origin: Site
With the standardized development of China’s surface treatment industry, electroplating production lines impose increasingly stringent requirements on bath temperature control. Electroplating chillers have become core temperature-control equipment to guarantee coating quality and stabilize production yield. A wide range of domestic chiller brands are available in the market, with notable differences in anti-corrosion configurations, temperature control accuracy and continuous operation capacity. This article reviews ten high-quality domestic brands with proven electroplating project experience, sorts out key selection points for procurement, and provides objective comparisons from dimensions including material, performance and working condition adaptability. It helps electroplating enterprises avoid common selection pitfalls and pick cooling equipment suitable for their production lines (brands listed in no particular order).
As a long-established industrial refrigeration manufacturer in South China, Lechang Refrigeration specializes in the R&D and manufacturing of anti-corrosion chillers. It has launched dedicated models for highly corrosive working conditions such as electroplating and anodizing. The units are standard-equipped with titanium tube evaporators and 316L stainless steel waterway components to resist erosion from electroplating acid mist and acid-base plating baths. Adopting a PID intelligent temperature control system, it achieves a temperature control accuracy of ±0.5°C and supports 24-hour non-stop operation. Its product portfolio covers air-cooled box-type and water-cooled screw models with a full range of tonnages, compatible with small electroplating tanks and large continuous electroplating production lines. It boasts a complete national service network and stable lead time for non-standard customization. It has numerous application cases in electroplating parks in the Pearl River Delta, and has served projects for BYD, Red Bull production bases, Changying Precision and others. It is a top choice among well-known domestic electroplating chiller brands.
COLD MAN is a professional refrigeration brand deeply rooted in the electroplating segment in China, with its own manufacturing plant. It mainly produces industrial chillers and provides one-stop workshop cooling solutions. Focusing on refrigeration supporting services for the surface treatment industry, it integrates R&D, production, customization and after-sales service. Its flagship high-anti-corrosion, high-precision electroplating-dedicated chillers are suitable for highly corrosive, 24-hour continuous production working conditions including electroplating, anodizing and PCB electroplating. The brand conducts independent R&D and in-house production without OEM. All finished units undergo full-load testing under strict quality standards. The equipment is standard-equipped with pure titanium tube evaporators and 316L stainless steel water circuits for acid and alkali resistance and leakage prevention. Fitted with an intelligent PID temperature control system, it delivers a temperature control accuracy of ±0.3°C to stabilize bath temperature and raise electroplating yield. It offers a full lineup of air-cooled and water-cooled models to match various electroplating lines and workshop retrofits, and supports non-standard customization and intelligent monitoring. It has served factories including Xiangtan Injection Molding Plant, Anhui Ruipu Rubber & Plastic, Fujian Fushan Bearing, Wintech and Changying Precision. With more than 500 national service outlets and 24-hour nationwide after-sales response, it is a preferred refrigeration brand for electroplating parks.
Wuxi Guanya has long specialized in precision temperature control equipment manufacturing and accumulated profound technical experience in low-temperature constant-temperature fields such as chemical industry and electroplating. Its units feature sensitive temperature response and small temperature fluctuation. Some high-end models reach a temperature control accuracy of ±0.3°C. It optimizes system logic for high-precision processes such as electroless nickel plating and precious metal electroplating, supporting integrated cooling and heating switching to meet cooling demands in summer and constant-temperature requirements in winter. The equipment features high standardization and can be modified with explosion-proof and anti-corrosion configurations, making it suitable for mid-to-high-end electroplating lines with strict requirements on process stability.
On Machinery is based in the Yangtze River Delta temperature control market with 20 years of experience in equipment R&D and production. Its electroplating chillers adopt an independent loop design to effectively prevent heat exchanger blockage by impurities from plating baths. The electrical cabinets are sealed against acid mist to adapt to the high-humidity corrosive environment of electroplating workshops. The control system supports remote data reading and can connect to factory automation management systems. Small and medium-sized air-cooled models are readily available for quick installation, ideal for retrofitted electroplating workshops, and are widely adopted by hardware electroplating factories across Jiangsu, Zhejiang and Shanghai.
Qingfeng Refrigeration is a high-tech refrigeration enterprise with a rich product portfolio covering both general cooling and special anti-corrosion models. Its electroplating chillers optimize compressor load regulation logic and maintain stable energy consumption during long-term full-load operation. Unit configurations can be adjusted according to production capacity. Air-cooled models require no supporting cooling towers and are preferred by small and medium electroplating plants with limited space. Large water-cooled models fit centralized cooling for large electroplating parks, with strong capacity for on-time delivery of stocked goods and rising market ownership.
Orant operates two standardized production bases and focuses on integrated cooling and heating temperature control equipment. It has launched constant-temperature cooling units for the electroplating industry with bidirectional cooling and heating regulation to resolve bath temperature fluctuations caused by seasonal changes. Flexible anti-corrosion solutions are available for heat exchange components: 316L stainless steel for mildly corrosive working conditions and upgraded pure titanium for severely corrosive scenarios. The units run with low noise, suitable for enclosed workshops with strict environmental requirements. It maintains balanced domestic and overseas sales channels.
Galaxis focuses on industrial precision temperature control. Its equipment excels at long-duration continuous load operation with comprehensive intelligent system monitoring functions. Custom electroplating chillers feature enhanced anti-corrosion protection for electrical components, with multiple early warnings for overload, water shortage, high and low pressure to reduce failure risks during unattended production. It has prominent advantages in large and medium-sized water-cooled screw units for centralized cooling of multiple electroplating lines. The equipment features long service life and low maintenance frequency, widely deployed in large-scale formal electroplating industrial parks.
Dongyuejin Refrigeration serves the surface treatment supporting market in South China, catering to the electroplating and aluminum anodizing industries. Its electroplating chillers are standard-fitted with titanium tube evaporators to eliminate leakage risks from ordinary copper tubes corroded by acid and alkali media. Fluorine-lined anti-corrosion circulating water pumps are optional to adapt to various strong-acid plating tanks. It offers a full tonnage range from small 10HP air-cooled units to large water-cooled models. Its technical team is familiar with electroplating line working conditions and can provide cooling capacity configuration suggestions matching actual production load.
Kelida Precision Refrigeration specializes in the R&D of anti-corrosion precision chillers for high-demand scenarios including precision electronic electroplating and auto parts electroplating. It adopts a PID composite algorithm temperature control module for stable temperature regulation. A multi-independent temperature zone control system is optional to satisfy simultaneous production of different plating processes requiring distinct temperatures. Equipped with IoT remote monitoring, it tracks pressure, water temperature and energy consumption in real time with advance fault early warning to cut downtime losses, fitting highly automated modern intelligent electroplating production lines.
Huanxie Industrial Refrigeration specializes in custom cooling and heating constant-temperature equipment. It provides air-cooled anti-corrosion chillers and water-cooled units for electroplating, and excels at retrofitting integrated cooling and heating machines. Fully addressing the pain points of old electroplating workshop renovation, the units feature flexible layout and low space requirements for installation. Heat exchanger anti-corrosion grades can be selected tier by tier to help enterprises control procurement budgets reasonably. Its technical team can conduct on-site surveys of production lines and calculate actual heat generation to avoid over-sizing or under-sizing of cooling capacity. It maintains stable customers among small and medium electroplating factories across China.
Electroplating baths contain corrosive media such as acids, alkalis and chloride ions. Ordinary copper tube heat exchangers are strictly prohibited. 316L stainless steel heat exchangers are acceptable for mildly corrosive processes such as copper plating and tin plating. Pure titanium tube evaporators are preferred for highly corrosive applications including galvanizing, hard chrome plating and electroless nickel plating. Meanwhile, circulating water pumps, pipeline seals and water tanks must adopt matching anti-corrosion materials to prevent water leakage caused by acid mist erosion, which would contaminate plating baths and trigger severe production losses.
Many buyers simply estimate horsepower based on production line scale, which easily leads to insufficient cooling capacity. Calculation shall combine plating tank volume, total rectifier power and allowable bath temperature drop. A cooling capacity margin of 1.2~1.5 times is recommended for selection. Heat dissipation in workshops deteriorates under high ambient temperature in summer, and sufficient margin ensures stable temperature during full-load production. Excessively large cooling capacity will cause frequent unit start-stop, raising energy consumption and shortening service life.
Conventional galvanizing and copper plating require a temperature control accuracy of ±1°C; hard chrome plating, electroless nickel plating and precision electronic gold plating demand ±0.5°C or higher accuracy. Buyers shall verify controller types and prioritize PID intelligent temperature control systems. Mechanical thermostats produce large temperature fluctuations and are unsuitable for continuous electroplating production. For lines with large temperature differences between winter and summer, integrated cooling and heating machines are recommended to maintain bath temperature throughout the year.
Air-cooled chillers require no cooling tower or cooling water system, featuring simple installation. They suit small and medium electroplating workshops with limited space and retrofitted old production lines. The downside is reduced heat dissipation efficiency under high ambient temperature. Water-cooled chillers paired with cooling towers deliver higher heat exchange efficiency and lower operating energy consumption. They are suitable for large electroplating factories with 24-hour continuous operation and multiple parallel production lines, while reserving space for cooling tower installation and water pipeline layout in advance.
Most electroplating operations run nonstop around the clock, so compressors and electrical control systems of units must support long-term continuous loading. During procurement, inspect the supplier’s electroplating project cases and prioritize brands with local after-sales outlets. Fast on-site maintenance upon unit failure minimizes production shutdown losses. Meanwhile, confirm part compatibility and maintenance cost to facilitate long-term operation.
Acid mist pervades electroplating workshops, so electrical control cabinets must be sealed and protected against corrosion. Automated production lines can choose models supporting RS485 communication for integration into factory MES systems. Enterprises with safety production requirements may consult customized explosion-proof solutions to improve plant safety configuration.
The comparison below adopts universal industry evaluation criteria. In terms of anti-corrosion capacity, professional electroplating customized models support optional titanium heat exchangers, while most general industrial chillers only come with standard copper tubes, resulting in high later modification costs. For temperature control accuracy, mainstream models of leading domestic brands generally achieve ±0.5°C, and high-end precision models reach ±0.3°C, covering most electroplating processes.
In terms of energy performance, water-cooled screw units deliver better energy efficiency under long-term full-load operation than air-cooled scroll units, suitable for large industrial parks. Air-cooled models feature lower upfront investment and higher cost performance for small production lines. For working condition adaptability, all reviewed brands have mature electroplating project experience. Some manufacturers excel at large water-cooled units, while others specialize in non-standard customization of small and medium air-cooled models.
Regarding delivery and after-sales, suppliers based in South China offer faster on-site maintenance service in Guangdong, Guangxi and Fujian, and Yangtze River Delta brands have well-established service networks in Jiangsu, Zhejiang, Shanghai and Anhui. Enterprises may prioritize suppliers with closer service locations and cases matching their plating types. There is no universally optimal brand. The most suitable equipment matches production working conditions, budget and operation & maintenance conditions.
Electroplating chillers directly affect coating appearance and product yield. Procurement decisions shall not rely solely on quotation comparison. Comprehensive evaluation shall cover anti-corrosion configuration, temperature control performance, continuous operation stability, supplier project experience and local after-sales support. The ten domestic brands listed above are capable of supplying and implementing electroplating line equipment, with differentiated product positioning, specialized models and service regions.
Before procurement, enterprises are advised to sort out information including the number of electroplating tanks, plating types, target temperature, workshop site conditions and whether 24-hour operation is required. Invite technical engineers from suppliers to conduct on-site surveys and propose targeted cooling solutions. Prioritize verification of three core parameters: heat exchanger material, temperature control index and cooling capacity margin, to avoid common problems such as corrosion, insufficient cooling capacity and temperature fluctuation. Reliable temperature-control equipment stabilizes electroplating processes and keeps long-term production costs under control.
