Professional spray coating line specially designed for motor casings, applicable to various motor casing types (electric vehicle motor casing, industrial motor casing, household motor casing, high-tem...
See Details2026-10-14
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Motor casings are not ordinary metal covers. They are precision-engineered components that protect electrical and mechanical assemblies while supporting heat dissipation, structural stability, and long-term operating reliability. A coating system for these components must therefore do more than apply paint. It must clean the surface thoroughly, preserve critical dimensions, cover complex geometries, maintain a controlled film thickness, and provide resistance to corrosion, vibration, moisture, and temperature changes.
A spray coating line for motor casings is a specialized production system developed to meet these requirements. It combines surface preparation, masking, automated spraying, curing, conveying, inspection, and environmental control in one coordinated process. Depending on the required output and coating specification, the line can be configured as a fully automatic motor casing spray coating line, an anti-corrosion painting line, an integrated pretreatment and curing line, an electrostatic spray system, or a customized coating production line.
These systems are suitable for electric vehicle motor casings, industrial motor housings, household motor casings, high-temperature motor enclosures, and aluminum alloy or steel motor casings. The equipment can be adapted to different casing dimensions, production volumes, coating materials, surface conditions, and quality standards.
When compared with general-purpose spray equipment, a dedicated motor casing coating line offers better control of masking, film thickness, coating coverage, heat exposure, material recovery, and production consistency. It also helps manufacturers reduce manual handling, improve workplace cleanliness, increase yield, and establish a repeatable process for mass production.

Spray Coating Line For Motor Casings
Motor casings commonly combine several difficult coating features in one part. Their surfaces may include cooling fins, ribs, curved sections, mounting flanges, threaded holes, bearing seats, machined faces, cable openings, and internal cavities. Each feature creates a different coating challenge.
The external surface generally requires a durable protective coating, while bearing seats and mounting faces must remain free from paint. Threaded holes may require plugs or specialized masking. Cooling fins need complete but controlled coverage because excessive coating buildup can reduce heat transfer. Internal areas may need a different coating specification or may need to remain uncoated to protect electrical clearances and assembly tolerances.
Manual spraying can produce acceptable results for low-volume work, but it is difficult to maintain consistent coverage when production quantities increase. Operators may apply different amounts of paint to different parts, spray at inconsistent angles, or miss recessed areas between fins. Manual application also creates greater variation in overspray, paint consumption, and curing results.
A dedicated automated line addresses these problems by coordinating the movement of the casing with the position, angle, and operating sequence of the spray guns. The system can be designed around the actual geometry of the motor casing rather than forcing the component to fit a general-purpose process.
The result is a coating process that supports three important objectives:
The system can be configured for multiple motor casing applications. The process parameters may be changed according to the substrate, coating material, casing shape, and end-use environment.
Electric vehicle drive motor casings are often installed beneath the vehicle or in other areas exposed to road splash, humidity, dust, salt, vibration, and temperature variation. Their coating system must provide strong corrosion resistance and reliable adhesion while maintaining the dimensional accuracy of mounting points and sealing interfaces.
The line can be equipped with masking and spraying arrangements that protect bearing seats, sealing surfaces, bolt holes, and other areas that must remain within strict tolerances. Controlled coating thickness is especially important where the casing includes cooling ribs or channels.
Industrial motors may operate indoors, outdoors, in humid plants, near washdown areas, or in environments containing dust and chemical contaminants. The coating specification may emphasize corrosion protection, chemical resistance, abrasion resistance, or long-term color stability.
A programmable coating line can support different industrial motor models by using adjustable fixtures, variable conveyor speeds, recipe-based spray parameters, and changeable masking components.
Household motors and commercial equipment often require an attractive and consistent external finish in addition to basic protection. A stable automated process can reduce visual defects such as uneven color, runs, dry spray, exposed substrate, and inconsistent gloss.
Where multiple models are manufactured on the same production floor, a modular line can be configured to accommodate different casing sizes without requiring a completely separate coating system for every product.
High-temperature motor enclosures require coating materials and curing conditions that are compatible with elevated operating temperatures. The coating line may include specialized drying or curing equipment, such as infrared radiation drying, to achieve the required finish while limiting unnecessary heat exposure to sensitive components or assemblies.
Aluminum alloy and steel substrates have different surface characteristics and may require different pretreatment methods. Aluminum may require carefully controlled cleaning and conversion treatment, while steel may require stronger degreasing, rust removal, phosphating, or other corrosion-control processes.
The equipment can be configured with appropriate pretreatment stages, drying zones, spray parameters, and coating recipes for the selected substrate.
A complete motor casing coating line is normally organized into several connected stages. The exact arrangement depends on the coating material, part size, production capacity, environmental regulations, and required automation level.
Motor casings are loaded onto dedicated fixtures, hangers, or carriers. The fixture design is important because it must hold the casing securely without blocking the surfaces that require coating. It should also allow the part to drain during pretreatment and expose the correct faces to the spray guns.
For mixed-model production, the line may use adjustable fixtures or model-specific carriers. Identification systems can be added to help match each casing with the correct coating recipe, masking arrangement, and inspection standard.
Machining oil, casting residue, dust, metal particles, and handling contamination can reduce coating adhesion. The cleaning stage removes these contaminants before the casing enters the coating area.
Depending on the substrate and contamination level, the process may include alkaline cleaning, spray washing, immersion cleaning, rinsing, or other approved pretreatment methods. The equipment should provide stable chemical concentration, temperature, spray pressure, and treatment time so that surface preparation remains consistent.
Pretreatment improves adhesion and supports corrosion resistance. The selected method depends on whether the casing is made from aluminum alloy, carbon steel, stainless steel, or another material.
A pretreatment module may include one or more of the following stages:
The line can be designed with liquid collection, filtration, circulation, and wastewater management features to help control chemical consumption and support environmental compliance.
Masking is one of the most important differences between a dedicated motor casing line and a general-purpose painting system. Bearing seats, shaft openings, mounting faces, threaded holes, sealing grooves, electrical contact areas, and machined interfaces may not be allowed to receive coating.
Masking can be performed manually, semi-automatically, or through dedicated tooling. Plugs, caps, covers, tapes, reusable silicone components, and custom fixtures may be selected according to the shape and tolerance of each area.
Good masking design must balance protection with production speed. If the masking material is difficult to install or remove, labor costs can increase and the risk of handling damage can rise. For this reason, custom fixtures and reusable masking components are often developed during the equipment design stage.
After preparation and masking, the casing enters the spray booth. Automated spray guns apply the coating according to a programmed movement path. The system can control gun distance, spray angle, flow rate, atomizing air, electrostatic voltage when applicable, conveyor speed, and the number of passes.
Automated spray application is particularly valuable for casings with cooling fins. The spray path can be developed to reach the front, rear, side, and recessed sections of the fins while limiting excessive buildup. Consistent film thickness helps protect the casing without unnecessarily reducing its thermal performance.
Electrostatic spraying may be used where the coating material and substrate are compatible with the process. Charged paint particles are attracted toward the grounded workpiece, which can improve transfer efficiency and reduce overspray. Electrostatic parameters must be selected carefully for complex geometries, recessed areas, and insulated substrates.
After spraying, the casing may require a flash-off period before entering the curing zone. This allows solvents or moisture to escape and helps prevent surface defects during curing.
Curing equipment may include infrared radiation drying, hot-air circulation, or a combined system. Infrared radiation can transfer energy directly to the coated surface and may reduce unnecessary heat exposure to internal areas. Hot-air systems provide uniform air circulation and are suitable for many coating materials and production configurations.
The correct curing profile depends on the coating chemistry, coating thickness, casing material, and production speed. Temperature and residence time should be monitored to achieve complete curing without damaging seals, components, or substrate characteristics.
After curing, the parts may pass through a controlled cooling area before masking is removed. Removing masking too early can damage the coating, while removing it too late can make the masking material more difficult to separate.
Inspection may include visual examination, coating thickness measurement, adhesion testing, gloss evaluation, color comparison, dimensional verification, and checks of threaded holes or bearing seats. Defective parts can be identified before assembly, reducing the risk of downstream quality problems.
Motor casings contain complex surfaces that are difficult to reach using a fixed manual spray position. A dedicated system uses programmed spray paths, adjustable gun arrangements, and suitable part rotation or conveyor movement to improve coverage on curved areas, ribs, fins, and recessed sections.
This does not mean that every casing requires identical spray movement. Instead, the equipment can be engineered around the specific geometry of the customer’s parts. The result is more reliable coverage and fewer defects caused by inaccessible surfaces.
Coating thickness affects corrosion protection, appearance, adhesion, assembly clearance, and heat dissipation. Manual spraying depends heavily on operator experience and physical consistency. Automated spraying replaces much of this variation with repeatable parameters.
Operators can set target values for spray flow, gun movement, conveyor speed, and coating passes. When the same recipe is used under stable process conditions, the coating thickness becomes easier to control and document.
Cooling fins are designed to transfer heat from the motor to the surrounding air. A coating layer that is too thick, uneven, or poorly distributed may interfere with this function. A dedicated coating line can use controlled spray application to produce a thin and even film over the cooling-fin sections.
This is an important advantage over unstructured manual application, where operators may apply extra material to compensate for difficult angles or missed areas. Controlled coating helps maintain both corrosion protection and heat dissipation performance.
A durable coating protects the casing from moisture, salt, condensation, industrial contaminants, and service-related abrasion. However, corrosion resistance depends on more than the topcoat. It also relies on surface cleaning, pretreatment, adhesion, curing, and the absence of pinholes or exposed substrate.
By integrating these stages into one coordinated line, the equipment helps manufacturers establish a more stable corrosion-protection process than a disconnected series of manual operations.
Continuous conveying allows loading, pretreatment, spraying, curing, and inspection to be organized into a predictable production flow. This reduces unnecessary movement and handling between separate workstations.
Automatic operation is particularly useful for mass production. Once the line has been set up and the correct recipe selected, the system can process repeated batches with fewer manual interventions. This improves output and helps manufacturers plan production more accurately.
Overspray is a major cost in any spray coating operation. Excessive overspray increases material consumption, booth maintenance requirements, filter loading, and waste treatment demand.
Automated spray control and high paint transfer efficiency can reduce unnecessary material loss. Paint recovery systems may also collect reusable powder or coating material where the selected process allows recovery. Lower material consumption helps reduce the cost of consumables during large-scale production.
A properly designed spray booth captures paint mist and directs contaminated air through suitable filtration and exhaust treatment equipment. This helps reduce airborne contamination and improves the working environment around the coating line.
Cleaner spraying conditions also reduce the likelihood of dust or foreign particles adhering to wet surfaces. This is valuable for motor casings because surface contamination can affect appearance, adhesion, insulation performance, and final assembly quality.
The line can be arranged according to the available workshop space. Modular equipment allows the pretreatment, spraying, curing, conveying, and environmental-control sections to be configured as a coordinated system rather than as unrelated machines.
A compact layout can be beneficial for motor production workshops where floor space is limited. The system may be designed with overhead conveying, linear conveying, U-shaped movement, or other arrangements according to building conditions and process sequence.
Operators remain important for loading, masking, process supervision, inspection, and maintenance, but automation reduces the amount of skill-dependent spraying work. This helps stabilize quality when employee experience varies or when production must continue across multiple shifts.
Recipe-based operation also makes it easier to repeat coating parameters for different casing models. Standardized operating procedures can be built into the line’s control logic and production documentation.
| Factor | Manual Spray Operation | General-Purpose Automatic Line | Dedicated Motor Casing Spray Line |
|---|---|---|---|
| Coverage of fins and recessed areas | Highly dependent on operator technique | May require compromises in spray path | Designed around casing geometry and programmed spray paths |
| Film thickness consistency | Variable between operators and shifts | Generally stable but not always optimized for casings | Controlled for casing surfaces, fins, and functional areas |
| Masking of precision surfaces | Manual and potentially time-consuming | May use standard fixtures | Custom masking and fixtures can protect bearing seats and interfaces |
| Production efficiency | Suitable mainly for low-volume or flexible production | Suitable for standardized parts | Optimized for repeatable motor casing production |
| Paint utilization | Often affected by overspray and inconsistent application | Improved through automation | Improved through targeted spray control and recovery options |
| Process traceability | Limited unless manually recorded | Available through control systems | Can include recipes, parameter records, and inspection data |
| Model flexibility | High but labor-intensive | Depends on standard equipment design | Can be customized with adjustable fixtures and multiple recipes |
The performance of a coating line depends on more than the individual spray booth or curing oven. It depends on how the whole system is engineered, manufactured, installed, adjusted, and supported. A supplier with integrated design and production capabilities can coordinate the equipment modules more effectively and adapt the process to the customer’s actual casing requirements.
Jiangsu Yue Ze Environmental Protection Equipment Co., Ltd. is located in Yancheng, Jiangsu Province, China. The company operates a facility covering approximately 35,000 square meters and has a registered capital of 58 million yuan.
With more than 40 years of combined experience, the company provides industrial surface treatment and environmental protection equipment for customers requiring integrated production solutions. Its product range includes powder coating lines, electric vehicle assembly lines, automotive counterweight spray lines, paint and bake booths, large-part grinding rooms, waste gas treatment systems, infrared radiation drying systems, automated conveying systems, intelligent coating lines, and related environmental equipment.
This broad manufacturing scope is relevant to motor casing coating projects because a complete line often requires several different technologies to operate together. Pretreatment, spray application, curing, conveying, exhaust treatment, filtration, and control systems must be matched to each other. Integrated engineering reduces the risk of incompatibility between separately purchased machines.
Motor casings can vary considerably in size, material, geometry, and tolerance requirements. Standard catalog equipment may not provide the correct masking access, conveyor spacing, spray-gun arrangement, or curing profile for every casing.
Custom equipment design allows the supplier to consider the customer’s actual production conditions. These conditions may include casing dimensions, part weight, daily output, number of models, coating type, line speed, workshop height, available floor area, labor organization, and local environmental requirements.
The result may be a dedicated line, a modular line with adjustable sections, or a semi-automatic system that combines automatic spraying with manual loading and inspection. The correct choice depends on production volume and the customer’s investment priorities.
In 2014, the company pioneered a hanging automatic painting process line for casting counterweight blocks. The line covered the process from finishing and polishing through primer and topcoat application. Experience with such complete process systems supports the development of coating lines that connect surface preparation, painting, curing, conveying, and environmental control into one production flow.
The same process-oriented approach is valuable for motor casings. Quality problems are often caused not by one machine, but by the relationship between multiple stages. For example, incomplete degreasing may cause adhesion failure, poor drying may affect curing, and unsuitable conveying may create handling marks. A coordinated system helps address these risks at the design stage.
Manufacturing quality depends on material selection, welding quality, dimensional control, electrical installation, control-system integration, surface treatment, and final testing. A professionally manufactured line should be evaluated not only by its appearance, but also by its ability to maintain operating stability under continuous production conditions.
Important manufacturing checks may include booth structure inspection, conveyor load testing, fan and exhaust performance verification, temperature distribution testing, spray-gun movement checks, control-system simulation, emergency-stop testing, and trial production with representative casings.
A coating line must be installed according to the process design and the customer’s building conditions. Commissioning normally includes equipment assembly, electrical connection, utility connection, control-system setup, empty-load testing, loaded testing, coating trials, and process adjustment.
Trial production with actual motor casings is especially important. It allows engineers to verify masking access, spray coverage, film thickness, curing performance, conveyor speed, and inspection requirements. The final parameters can then be documented for routine operation.
Modern coating equipment must address production quality and environmental responsibility at the same time. Paint mist, volatile compounds, wastewater, solid waste, used filters, and rejected parts can all affect the environmental performance of a factory.
The spray booth should provide controlled airflow that captures paint mist without disturbing the spray pattern. Filtration and exhaust treatment should be selected according to the coating material and applicable local regulations.
Stable airflow helps protect coating quality by reducing the chance of uncontrolled mist movement and airborne dust. It also supports a cleaner workshop and reduces exposure risks for personnel.
Where powder coating or recoverable coating materials are used, recovery equipment can collect overspray for reuse or controlled disposal. For liquid coatings, transfer-efficiency improvements and accurate flow control can reduce waste.
Material efficiency is valuable not only for environmental reasons but also for production economics. Lower consumption can reduce coating purchases, booth cleaning frequency, waste handling, and maintenance interruptions.
Curing systems should be sized and controlled according to the actual workpiece and coating requirements. Infrared radiation drying can provide targeted heating, while hot-air circulation can support uniform temperature distribution. Proper insulation, airflow management, temperature control, and maintenance can help reduce unnecessary energy consumption.
Coating production may generate waste gas, used filters, paint residues, masking materials, sludge, and other solid waste. The line can be integrated with suitable waste gas purification equipment and collection systems to support compliant operation.
Environmental equipment should be considered during the initial design rather than added after the line is installed. Early integration usually provides better space utilization, more stable airflow, and easier maintenance access.
The control system coordinates the movement and operation of the coating line. A programmable controller can manage conveyor speed, spray-gun activation, pretreatment timing, drying temperature, curing residence time, fan operation, alarms, and safety interlocks.
Different motor casing models may require different spray paths, coating materials, film thicknesses, conveyor speeds, and curing settings. Recipe management allows operators to select a previously validated program instead of entering every parameter manually.
Recipes can be organized by casing model, substrate, coating type, or customer order. Access levels can be used to prevent unauthorized changes to critical process parameters.
Real-time monitoring can display temperatures, pressures, conveyor status, spray-gun status, fan operation, filter condition, and other key information. Alarms can notify operators of abnormal conditions such as high temperature, low airflow, conveyor overload, loss of coating supply, or emergency-stop activation.
Prompt alarms help reduce the risk of processing defective parts and support faster troubleshooting. If production records are retained, manufacturers can also review operating conditions when investigating a quality issue.
Safety interlocks can prevent spraying or heating under unsafe conditions. For example, the spray system may be prevented from operating when booth airflow is insufficient, while curing equipment may shut down if an abnormal temperature is detected.
Emergency-stop systems, access-door switches, fire-protection interfaces, electrical protection, and maintenance isolation procedures should be included in the overall safety design.
Regular maintenance is essential to preserve coating quality and equipment availability. A maintenance program should cover both production equipment and environmental-control components.
Maintenance access should be considered when the line is designed. Components that require frequent cleaning or replacement should be reachable without extensive disassembly. This reduces downtime and encourages operators to follow the recommended maintenance schedule.
Purchasers should begin with the casing and coating requirements rather than selecting equipment based only on a general production capacity. A technically suitable line must match the actual parts and process.
Provide the supplier with casing length, width, height, weight, wall thickness, cooling-fin arrangement, openings, mounting surfaces, and internal features. Representative drawings or sample parts are useful for developing spray paths, fixtures, and masking tools.
Capacity should be expressed in casings per hour or per shift, together with the number of production shifts and expected utilization. The required output affects conveyor speed, booth length, curing-zone size, spray-gun quantity, loading method, and buffer capacity.
The selected coating may be liquid paint, powder coating, primer and topcoat, high-temperature coating, anti-corrosion coating, or another specialized material. The coating specification determines pretreatment, spray technology, recovery options, drying method, curing temperature, and exhaust requirements.
Film thickness should be defined separately for general external surfaces, cooling fins, machined areas, and any special functional zones. A single broad thickness value may not be suitable for the complete casing.
Buyers should identify every area that must remain uncoated. These may include bearing seats, sealing faces, threaded holes, electrical grounding surfaces, mounting flanges, and internal interfaces. The supplier can then develop reusable masking tools or recommend a suitable manual and automatic combination.
Available building height, floor space, utility capacity, ventilation, fire-protection provisions, wastewater arrangements, and access for installation should be reviewed before finalizing the line. A well-designed system must fit the site without compromising maintenance access or material flow.
Where possible, buyers should request a trial using actual motor casings or representative samples. Acceptance criteria may include coating appearance, adhesion, film thickness, corrosion performance, dimensional clearance, curing quality, production speed, and paint consumption.
| Process Stage | Control Item | Purpose |
|---|---|---|
| Incoming casing inspection | Dimensions, surface condition, casting defects, machining quality | Prevents unsuitable parts from entering the line |
| Cleaning and pretreatment | Cleaning effectiveness, chemical concentration, temperature, treatment time | Supports adhesion and corrosion resistance |
| Masking | Position, coverage, condition of plugs and caps | Protects bearing seats, threads, and mounting faces |
| Spraying | Flow rate, spray pressure, gun distance, coating coverage | Controls appearance and film thickness |
| Curing | Temperature, residence time, temperature uniformity | Ensures complete and consistent curing |
| Final inspection | Visual quality, thickness, adhesion, dimensions, exposed surfaces | Confirms the casing meets production requirements |
A spray coating line for motor casings is an integrated production system that prepares, masks, sprays, dries or cures, conveys, and inspects motor housings. It is designed specifically for the complex geometry and precision requirements of motor casings.
Yes. The line can be configured for both materials, but the pretreatment and coating parameters may differ. Aluminum alloy and steel may require different cleaning, activation, conversion, drying, and coating procedures. The final design should be based on the actual substrate and coating specification.
Bearing seats are precision-machined surfaces. Coating on these areas can change the fit, reduce dimensional accuracy, interfere with assembly, or affect bearing alignment. They should be protected during spraying and checked again after masking is removed.
Yes. Excessive coating buildup on cooling fins may reduce heat transfer. Automated spray control helps apply a uniform and appropriately controlled film to protect the surface without unnecessarily blocking the fin structure.
Electrostatic spraying can be suitable when the coating material, substrate, grounding arrangement, and casing geometry support the process. It may improve transfer efficiency and reduce overspray, but recessed areas and insulated surfaces still require careful process design.
Yes. A modular system can use adjustable fixtures, interchangeable masking tools, programmable spray paths, and multiple coating recipes. The number and size of models should be confirmed during the engineering stage so that the line has sufficient flexibility.
The curing method depends on the coating material and part requirements. Infrared radiation drying, hot-air circulation, or a combination of methods may be used. The curing temperature and residence time must be validated through trials.
Yes. Spray booths, drying zones, curing equipment, and other process sections can be connected to suitable exhaust and waste gas purification systems. Environmental-control requirements should be considered during the initial line design.
Automation can reduce labor-intensive spraying, improve transfer efficiency, limit overspray, reduce rework, stabilize production speed, and improve coating consistency. The actual savings depend on production volume, coating material, labor costs, and the degree of automation selected.
Buyers should provide casing drawings or samples, dimensions, weight, material, coating type, target film thickness, production capacity, masking requirements, curing conditions, workshop limitations, environmental requirements, and the desired level of automation.
Jiangsu Yue Ze Environmental Protection Equipment Co., Ltd. provides integrated equipment solutions that may include pretreatment, spray booths, curing systems, conveying equipment, environmental-control systems, infrared drying equipment, and related coating-line modules. The final configuration is customized according to the customer’s parts and production conditions.
Technical consultations can be requested from Jiangsu Yue Ze Environmental Protection Equipment Co., Ltd. The company is located at No. 12, Park Avenue, Shanggang Industrial Park, Jianhu, Yancheng City, Jiangsu Province. Contact options include +86-13390670088, +86-15851062329, [email protected], and [email protected].
A spray coating line for motor casings is a specialized manufacturing solution for companies that require corrosion protection, stable appearance, controlled film thickness, and reliable mass-production performance. Its value comes from the coordination of multiple process stages: cleaning, pretreatment, masking, automated spraying, curing, conveying, inspection, and environmental control.
Compared with manual spraying or a general-purpose coating system, a dedicated line offers better control of cooling-fin coverage, precision-surface protection, coating consistency, paint utilization, production speed, and operator working conditions. It can also be configured for different casing materials, motor applications, coating technologies, and production scales.
The strength of the final installation depends on accurate process engineering and appropriate equipment manufacturing. With integrated research, design, production, installation, commissioning, and service capabilities, Jiangsu Yue Ze Environmental Protection Equipment Co., Ltd. provides customized coating and environmental-protection equipment for industrial customers. Its experience with powder coating lines, paint and bake booths, automated conveyors, infrared drying systems, waste gas treatment, and complete surface-treatment projects supports the development of practical motor casing coating solutions.
For buyers, the most important step is to define the casing geometry, coating requirements, masking limits, production capacity, environmental conditions, and quality standards before ordering. When these factors are accurately evaluated, the resulting spray coating line can provide stable quality, efficient operation, reduced coating waste, and long-term value for motor manufacturing.
1. Industrial coating process planning principles for metal components and motor housings.
2. General engineering practices for spray booth airflow, paint-mist filtration, and industrial exhaust control.
3. Technical guidance on corrosion protection, surface pretreatment, and coating adhesion for aluminum alloy and steel substrates.
4. Manufacturing quality-control practices for coating thickness, adhesion, curing, appearance, and dimensional protection.
5. Industrial automation principles for programmable conveying, spray-gun control, process recipes, and production traceability.
6. Jiangsu Yue Ze Environmental Protection Equipment Co., Ltd. product and company information supplied for this article.
7. Technical information concerning powder coating lines, automatic painting lines, infrared radiation drying systems, environmental-protection equipment, and customized industrial coating solutions supplied by the manufacturer.