Cold Plate
  • Liquid Cold Plate- Gun-drilled Cold Plates
cold plate heat sink cold plate heat sink
cold plate heat sink cold plate heat sink

Liquid Cold Plate- Gun-drilled Cold Plates

Introduction:
A gun-drilled liquid cold plate is usually fabricated by drilling a series of holes through the length of an aluminum plate, inserting copper or stainless-steel tubing, and then expanding the tubing to ensure a secure metal-to-metal contact with efficient thermal transfer properties. If aluminum corrosion is not a risk, it is possible to flow coolant with an ethylene glycol additive directly through the gun-drilled holes without inserting the tubing

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Product Introduction

 

liquid cold plate for inverter

Liquid cold plates offer superior cooling for high power electronic devices, and can be purchased as standard products or can be custom designed. A custom cold plate is needed when there is a special shape or interface requirement or an extreme performance requirement. An extreme performance requirement occurs when the specified performance cannot be uniformly applied across the entire cold plate or the pressure drop and/or cost of a compliant cold plate would be too high. The thermal map, or distribution of heat loads, may have one or several areas with high heat loads. If there are pressure drop requirements, cold plate surface temperature uniformity requirements, special shape or interface requirements, or cost limitations that eliminate a standard cold plate design, then a custom cold plate is the solution. Understanding cold plate technologies, thermal specifications, and the steps involved in the design process will help to optimize the custom cold plate design so it provides the best value possible.

 

Our cold plate technologies range from tubed cold plates and flat tube cold plates to performance-fin cold plates and liquid-cooled chassis. In a world of compact designs with increasing power densities, cold plates are satisfying demanding contact cooling requirements in applications as diverse as high-powered electronics, lasers, power drives, medical equipment, and military and aerospace. For high watt densities, when air-cooled heat sinks are inadequate, liquid-cooled cold plates are the ideal high-performance heat transfer solution.

 

 

Gun Drill Cold Plate Process:

 

 

gun drill cooling plate process

Available heat sink process of Pioneer Thermal:

 

Main Process Extrusion Bonded Fins Skived Fins Snapped Fins Folded Fins Heat Pipes
Cold Forging Die Casting FSW cold plate Gun drill cold plate Vacuum brazing cold plate Vapor chamber
 
Finishing Processes CNC machining Drilling Tapping Stamping Anodizing Screen printing
Powder coating Laser etching Polishing Electrophoresis E-coating  
 
Finishing Value Added Embedded fans Thermal Greases Screws Springs Clips Embedded heat pipes
Phase change materials Back plates Gap filler pads PEMs Standoffs Dielectric pads
Compounds

Pioneer Thermal Quality Assurance:

Pioneer Thermal will do the quality control from incoming material to heat sink shipped, if customer find any defect parts when received the goods, we will send replacement or credit note.

 

Pioneer Thermal Heat Sink Quality Assurance

 

Inspection tool of Pioneer Thermal:

 

 

 

Heat sink dimension  
CMM Projector
 
Heat sink performance  
Salt Spray Tester Pressure Tester Clip Force Tester Drop Tester Helium Leakage Tester
 
Heat sink reliability
Wind Tunnel On Line Thermal Tester HP Qmax Tester HP Delta T Tester Thermal Shock High Temperature Aging Chamber

 

Pioneer Thermal R&D:

Our seasoned professionals can model and critique the thermal implications of your design using Icepak, Flotherm, CFD, Solidworks, ProE, and AutoCAD.  We can manage your thermal needs from the conceptual design stage, through prototypes and into production, which enable us to be your “one-stop” shop for quality thermal solutions, delivered on time and at competitive prices.

 

 

About Pioneer Thermal:

As a heat sink manufacturer in China, Pioneer Thermal is certified with ISO9001, ISO14001 and TS16949 with 7500 square meter facility, and has a dedicated quality assurance department with full CMM capabilities. We are focused on providing advanced technology, superior customer service and outstanding value to our industry partners.

Pioneer Thermal has more than 18 years experience in heat sink design and manufacturing, our process includes CNC machining, cold forging heatsinks (also known as pin fin heat sink), cold plate heatsinks, die casting heatsinks, extrusion heatsinks, heatpipe assemblies, skived fin heatsinks, stacked fin heatsinks, folded fin heatsinks etc. If you need any heat sink service, please contact Pioneer Thermal.

 

 

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