BF-350C Cooling Buffer


  • Smooth transmission of heavy PCBs.

  • Three operation modes: FIFO, LIFO, By-pass

  • Fast cooling effect: decreasing the temperature of PCB boards quickly

  • Adopt side storage of board to enhance cooling function and increase the number of storage.

Customization is always available, please mark down your need when contact us.

What is a cooling buffer?

A cooling buffer is an engineered staging system designed to temporarily hold parts, components or materials between manufacturing processes to allow controlled cooling before further handling or processing.

The importance of cooling buffers in modern manufacturing

Regulated cooling enabled by buffers prevents defects like warping in parts. Gradual cooling also optimizes process throughput versus sudden cooling. Cooling buffers are vital for quality and efficiency.

Types of cooling buffers

Air-cooled buffers:

Use air circulation to dissipate heat from parts in the buffer. Simple and economical.

Liquid-cooled buffers:

Use liquid mediums like water or oil for cooling. Better heat transfer.

Hybrid buffers:

Combine air and liquid cooling to balance effectiveness and operating costs.

Cooling mediums


Air cooling is simple and low cost but slower at heat removal.


Water circulated in jackets or immersion tanks provides high heat transfer rates.


Oils are used for consistency in cooling and suitability for food contact.

Benefits of Using Cooling Buffers

Preventing overheating and damage to sensitive components

Controlled cooling prevents warpage, distortion and damage to parts like plastics or electronics.

Improved product quality and consistency

Gradual, consistent cooling minimizes defects and results in repeatable output quality.

Enhanced production throughput and reduced downtime

Immediate downstream processing without waiting for batches to cool avoids work-in-progress buildup.

Environmental sustainability and energy efficiency

Enclosed cooling buffers allow heat recovery and reuse, reducing energy consumption.

Key Features of Cooling Buffers

Cooling medium selection and design considerations

Type, temperature and circulation of cooling medium depends on part material, size and target cooling rate.

Buffer size and capacity for specific cooling requirements

Inventory capacity, dwell time and throughput are factored based on production volumes and cycle times.

Integration with other manufacturing equipment

Adapters or conveyors enable seamless transfer of parts from upstream and downstream equipment.

Control and monitoring systems for temperature regulation

PLC-based controls precisely regulate cooling medium flow, temperature and dwell times based on feedback.

Industries and Applications

Electronics and semiconductor manufacturing

Controlled cooling of dies prevents thermal shocks and enables efficient processing.

Metal fabrication and welding processes

Gradual cooling of welded metal parts avoids cracks and maintains desired metallurgical properties.

Plastic molding and extrusion industries

Cooling buffers allow molded or extruded plastic parts to completely cure without deformities.

Choosing the Right Cooling Buffer

Evaluating specific cooling needs and heat dissipation requirements

Part material, size, target cooling rate, acceptable temperature ranges etc. guide requirements.

Considering buffer size and cooling capacity

Inventory space, dwell times, cooling medium flow rates etc. are optimized based on production throughput.

Customization options for unique manufacturing needs

Custom buffer dimensions, number of cooling stages or chambers, conveyor types and accessory integration is possible.

Cost-effectiveness and return on investment considerations

While cooling buffers involve higher initial costs, the downstream process benefits justify the investment.

Installation and Maintenance

Pre-installation preparations and site evaluation

Installation site is assessed for utilities like water supply, drainage, compressed air and sufficient clearances.

Proper integration of cooling buffers into the production line

Experienced technicians ensure optimal integration, buffer sequencing, controls logic and trial runs.

Routine maintenance to ensure optimal performance

Consumables replenishment, leak checks, pump/compressor servicing, filter cleaning form routine maintenance.

Troubleshooting common issues and solutions

Temperature deviations, fluid leaks, conveyor jams and sensor failures are promptly diagnosed and addressed.

Comparing Cooling Buffers with Traditional Cooling Methods

Air cooling vs. cooling buffers

While air cooling is uncontrolled, buffers allow regulated cooling tailored to part needs.

Advantages of cooling buffers in precise temperature control

Cooling buffers provide fine control over cooling rate impossible with traditional air or batch water cooling.

Liquid cooling and its benefits in heat dissipation

Liquid mediums like water or oil enable rapid, consistent heat removal that air cooling cannot match.

Ensuring Safety and Efficiency

Operator safety measures during cooling buffer operation

Implementing safe material loading/unloading procedures, emergency stops, leak containment and PPE use enhances safety.

Emergency shutdown and safety interlock systems

Interlocks prevent operation unless conditions are safe. Emergency shutdown switches deploy during process upsets.

Environmental impact considerations and waste management

Measures like fluid recycling, responsible disposal, transitioning to greener coolants and preventing leaks safeguard sustainability.


Specification of BF-350C Cooling Buffer

DescriptionCooling buffer used after oven or before AOI
Cycle timeApprox. 10seconds
Maximum PCBs capacity20pcs (support customization)
Power supplyAC 110/220 volts; single phase
PowerMax. 300VA
Transport height900 +/- 20mm (support customization)
Transport directionL to R/R to L

Dimension of BF-350C Cooling Buffer

(LxWxH, mm)
PCB board size (LxWxH, mm)Weight


Recap of the significance of cooling buffers in modern manufacturing

Cooling buffers enable vital controlled cooling of parts and materials between temperature-sensitive manufacturing processes, preventing defects and enabling lean, efficient workflows.

Emphasizing their role in enhancing heat dissipation and production efficiency

By filling a critical process need, cooling buffers are indispensable for quality and productivity in various industries from plastics to electronics manufacturing.

Encouraging industries to adopt cooling buffers for improved product quality and energy-efficient manufacturing processes

The substantial benefits make integrating cooling buffers an important consideration for manufacturers aiming for product excellence, responsible energy usage and streamlined, defect-free processing.


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