20 Best Heat Sink [2024]

Are you looking for the best heat sink? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling heat sink.

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1 MHQJRH M.2 2280 SSD heatsink, Double-Sided Heat Sink, with Thermal Silicone pad for PC / PS5 M.2... MHQJRH M.2 2280 SSD heatsink, Double-Sided Heat Sink, with Thermal Silicone pad for PC / PS5 M.2...
2 Aluminum Heat Sink Heatsink Module Cooler Fin Heat Radiator Board Cooling for Amplifier Transistor... Aluminum Heat Sink Heatsink Module Cooler Fin Heat Radiator Board Cooling for Amplifier...
3 Easycargo 100pcs Heatsink Assortment Kit Small Cooler Aluminum Heat Sink Set for Cooling Laptop CPU... Easycargo 100pcs Heatsink Assortment Kit Small Cooler Aluminum Heat Sink Set for Cooling Laptop...
4 4Pcs Aluminum Heat Sink 40 x 40 x 20mm /1.57 x 1.57 x 0.79 inch Peltier Heat Sinks Cooling 11 Fin... 4Pcs Aluminum Heat Sink 40 x 40 x 20mm /1.57 x 1.57 x 0.79 inch Peltier Heat Sinks Cooling 11 Fin...
5 Easycargo 40mm Heatsink Kit 40x40x11mm + 3M 8810 Thermal Conductive Adhesive Tape, Cooler Heat Sink... Easycargo 40mm Heatsink Kit 40x40x11mm + 3M 8810 Thermal Conductive Adhesive Tape, Cooler Heat...
6 M.2 Heatsink Cooler 2280 SSD Double-Sided Heat Sink with Thermal Silicone pad for PS5/PC PCIE NVME... M.2 Heatsink Cooler 2280 SSD Double-Sided Heat Sink with Thermal Silicone pad for PS5/PC PCIE...
7 Awxlumv Large Aluminum Heatsink 3.94' x2.71' x 1.41' / 100 x 69 x 36mm Heat Sinks Cooling 27 Fin... Awxlumv Large Aluminum Heatsink 3.94" x2.71" x 1.41" / 100 x 69 x 36mm Heat Sinks Cooling 27 Fin...
8 Awxlumv 4pcs Heat Sink 40 x 40 x 11mm /1.57 x 1.57 x 0.44 inch Aluminum Small Heatsink with Thermal... Awxlumv 4pcs Heat Sink 40 x 40 x 11mm /1.57 x 1.57 x 0.44 inch Aluminum Small Heatsink with...
9 Awxlumv Aluminum Large Heat Sink Gpu Low Profile Heatsink Cooler Fin Cooling 150 x 93 x15mm for HDD... Awxlumv Aluminum Large Heat Sink Gpu Low Profile Heatsink Cooler Fin Cooling 150 x 93 x15mm for...
10 Aluminum Heat Sink 3.15 x 3.15 x 1 inch /80 x 80 x 27 mm Heatsink Radiator Circuit Board Cooling... Aluminum Heat Sink 3.15 x 3.15 x 1 inch /80 x 80 x 27 mm Heatsink Radiator Circuit Board Cooling...
11 Aluminum Large Heatsink 4.72'' x 2.72'' x 1.06'' inch /120 x 69 x 27 mm Heat Sink Cooling Black... Aluminum Large Heatsink 4.72'' x 2.72'' x 1.06'' inch /120 x 69 x 27 mm Heat Sink Cooling Black...
12 Unxuey Aluminium Heatsinks Radiator Fin 50x25x10mm Cooler Heat Sink for Cooling LED IC Chips CPU GPU... Unxuey Aluminium Heatsinks Radiator Fin 50x25x10mm Cooler Heat Sink for Cooling LED IC Chips CPU...
13 Aluminum heatsinks 5.9 in 2.75 in 0.38 in.150mmx 70mmx 9.5mm Grille Shape Heatsink Aluminum 28 Teeth... Aluminum heatsinks 5.9 in 2.75 in 0.38 in.150mmx 70mmx 9.5mm Grille Shape Heatsink Aluminum 28...
14 Aluminum Heat Sink Heatsink Module Cooler Fin Heat Radiator Board Cooling for Amplifier Transistor... Aluminum Heat Sink Heatsink Module Cooler Fin Heat Radiator Board Cooling for Amplifier...
15 QIVYNSRY 2 Pack M.2 heatsink 2280 SSD Heat Sink 2Pack, Only Support Single-Sided 2280 M.2 SSD, with... QIVYNSRY 2 Pack M.2 heatsink 2280 SSD Heat Sink 2Pack, Only Support Single-Sided 2280 M.2 SSD,...
16 QIVYNSRY M.2 Heatsink NVME 2280 SSD Heat Sink Support Single Double Sided M2 SSD Cooling with... QIVYNSRY M.2 Heatsink NVME 2280 SSD Heat Sink Support Single Double Sided M2 SSD Cooling with...
17 Easycargo 4pcs 40mm Heatsink 40mmx40mmx20mm, Aluminum Heatsink Kit, Cooling Heat Sink for 3D Printer... Easycargo 4pcs 40mm Heatsink 40mmx40mmx20mm, Aluminum Heatsink Kit, Cooling Heat Sink for 3D...
18 Aluminum Heat Sink 150 x 74 x10 mm/5.9 x 2.91 x 0.39 inch Blue Heatsinks Module Cooler Fin Heat... Aluminum Heat Sink 150 x 74 x10 mm/5.9 x 2.91 x 0.39 inch Blue Heatsinks Module Cooler Fin Heat...
19 YJJelt 10pcs 25mm Heatsink Kit 25x25x10mm Black Aluminum Heat Sinks with Adhesive Tape for Cooling... YJJelt 10pcs 25mm Heatsink Kit 25x25x10mm Black Aluminum Heat Sinks with Adhesive Tape for...
20 Maxtor CTG8 4 Grams Thermal Compound Paste Heat Sink for IC/Processor/CPU/GPU/All Coolers, 12.8W/m.k... Maxtor CTG8 4 Grams Thermal Compound Paste Heat Sink for IC/Processor/CPU/GPU/All Coolers,...
SaleBestseller No. 1
MHQJRH M.2 2280 SSD heatsink, Double-Sided Heat Sink, with Thermal Silicone pad for PC / PS5 M.2...
  • 【Designed for M.2 SSD】-The heat sink is specially designed for M.2 2280mm SSD, which is very suitable for desktop computers/Playstation 5, etc.
  • 【Double-sided cooling】- Aluminum alloy-Groove design, greatly increase the heat dissipation area, with 10°C - 30°C cooling effect (Varies...
  • 【Easy to Install and Operate】 - With double-sided clip design, 6 adjustable height screws, suitable for M.2 SSD of various heights, stable...
  • 【Unique Nano Thermal Pad】- Advancing Gene thermal pad is made from Nano Silicon Grease Material, with good thermal conductivity ability. Soft...
  • 【Fine Workmanship】- Main body material: Aluminum alloy, silver plating (Helps eliminate static electricity), anodic oxidation surface treatment....
Bestseller No. 2
Aluminum Heat Sink Heatsink Module Cooler Fin Heat Radiator Board Cooling for Amplifier Transistor...
  • Made of high quality anodized Aluminum , good thermal conductivity.
  • Size: 5.9 x 2.75 x 0.39 inch / 150 x 70 x 10mm (L*W*H), please make sure that the size of the heat sink fits that of your component.
  • This large big aluminum heatsink reduces the risk of hardware failure and power loss due to overheating, more safety.
  • Maximize surface area Designed in contact with the cooling air. The 252pcs fins increase the area of the board and thus provide for greater heat...
  • Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc.
Bestseller No. 3
Easycargo 100pcs Heatsink Assortment Kit Small Cooler Aluminum Heat Sink Set for Cooling Laptop CPU...
  • 100pcs small to medium sizes of heat sink.
  • Small anodized Aluminium: 20pcs 9x9x5mm, 8pcs 10x10x10mm, 8pcs 11x11x5mm (L*W*H)
  • Medium anodized Aluminium: 8pcs 14x14x7mm, 8pcs 19x19x5mm, 8pcs 20x20x6mm, 2pcs 22x22x10mm (L*W*H)
  • Silver Tone Aluminium: 20pcs 7x7x6mm, 10pcs 8.5x8.5x8mm, 8pcs 15x15x6.5mm (L*W*H)
  • Can be used for cooling of variety of electronics components such as Development Boards VRAM VRM CPU GPU VGA RAM IC Chips LED Laptop MOSFET Transistor...
Bestseller No. 4
4Pcs Aluminum Heat Sink 40 x 40 x 20mm /1.57 x 1.57 x 0.79 inch Peltier Heat Sinks Cooling 11 Fin...
  • Material: Aluminum; Color: Black
  • Includes 4 pieces black anodized aluminum heatsink
  • Can be applied for passive cooling of 3D printers, NEMA 17, TEC1-12706, TEC1-12710 Thermoelectric Peltier Cooler etc
  • Dimension: 1.57 x 1.57 x 0.78 inch / 40 x 40 x 20 mm (L*W*H)
  • Unit Weight: 1.3 oz / 38 gram per piece
Bestseller No. 5
Easycargo 40mm Heatsink Kit 40x40x11mm + 3M 8810 Thermal Conductive Adhesive Tape, Cooler Heat Sink...
  • 40mm anodized aluminum heatsink
  • Pre-applied 3M 8810 thermal conductive double side adhesive tape backing
  • Can be applied for passive cooling of 3D printers stepper motor, NEMA 17, TEC1-12706 Thermoelectric Peltier Cooler etc.
  • Dimension: 1.57 x 1.57 x 0.43 inch / 40x40x11mm (L*W*H)
  • Weight: 0.6 oz / 17 gr per pc
SaleBestseller No. 6
M.2 Heatsink Cooler 2280 SSD Double-Sided Heat Sink with Thermal Silicone pad for PS5/PC PCIE NVME...
  • 【Designed for desktop PC/PS5】- Perfectly fit for Samsung 860 EVO, 960 EVO, 970 EVO, 970 Pro, 980 Pro, PS5 etc. this M.2 SSD heatsink compatible...
  • 【Main body material】- Aluminum alloy, silver plating (helps eliminate static electricity), anodic oxidation surface treatment. Dimensions: 3 x...
  • 【Thermal Pads】- with good thermal conductivity ability. Low viscosity, with no damage to the M.2 SSD.
  • 【High Performance】- With 10°C - 20°C cooling effect (varies depending on the environments), cool your M.2 2280 SSD to a safe temp to avoid...
  • 【Easy to Install 】 - With double-sided clip design, are suitable for M.2 NVME SSD of various heights, stable installation, better protection of...
Bestseller No. 7
Awxlumv Large Aluminum Heatsink 3.94" x2.71" x 1.41" / 100 x 69 x 36mm Heat Sinks Cooling 27 Fin...
  • Reduce the risk of hardware failure due to overheating.
  • Heatsink Size: 3.94" x2.71" x 1.41" /100 mm x 69mmx 36mm.
  • Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc.
  • Maximize surface area Designed in contact with the cooling air. The 27pcs fins increase the area of the board and thus provide for greater heat...
  • For need other sizes or oxidation of this model, contact the seller of this product model as soon as possible.
Bestseller No. 8
Awxlumv 4pcs Heat Sink 40 x 40 x 11mm /1.57 x 1.57 x 0.44 inch Aluminum Small Heatsink with Thermal...
  • Material: Aluminum; Color: Black; 18g /pc
  • With Thermal Conductive Double Sided Tape included
  • Thermal conductivity of thermal tape: 0.8 W / m-k :Long-term temperature resistance: 176 ℉
  • Can be applied for passive cooling of 3D printers, NEMA 17, TEC1-12706 Thermoelectric Peltier Cooler etc
  • Package: Heat sink x 4 pieces
Bestseller No. 9
Awxlumv Aluminum Large Heat Sink Gpu Low Profile Heatsink Cooler Fin Cooling 150 x 93 x15mm for HDD...
  • Heat sink made of high quality Aluminum, good thermal conductivity
  • Weight : 310g,Base board thickness:4.3mm, Fins board thickness:2mm
  • The maximum surface area design is in contact with the cooling air, thereby reducing the risk of hardware failure and power loss due to overheating,...
  • Widely used in computers, power transistors, FETs, ICs, power amplifiers, voltage regulators, MOSFETs, SCRs, etc
  • For need other sizes or oxidation of this model, contact the seller of this product model as soon as possible
Bestseller No. 10
Aluminum Heat Sink 3.15 x 3.15 x 1 inch /80 x 80 x 27 mm Heatsink Radiator Circuit Board Cooling...
  • Size: 80 x 80 x 27 mm /3.15 x 3.15 x 1 inch (L*W*H)
  • Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc
  • Weight : 7.4 oz ; Base board thickness:6 mm ; Fins board thickness:0.8mm; Fins:26Pcs
  • Use heatsink adhesive glue to install heatsink (Glue is not included)
  • For bulk purchasing to get better pricing and discounts, contact the seller of this product model as soon as possible
Bestseller No. 11
Aluminum Large Heatsink 4.72'' x 2.72'' x 1.06'' inch /120 x 69 x 27 mm Heat Sink Cooling Black...
  • Product Name: Heatsink Cooling Fin; Material: Aluminium
  • Fin :22 pcs ; Color: Black oxidation
  • Size : 120 x 69 x 27mm/ 4.72""(L) x 2.72""(W) x 1.06""(H)
  • Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc
  • If you need other specifications,please contact the seller of this product model as soon as possible.
Bestseller No. 12
Unxuey Aluminium Heatsinks Radiator Fin 50x25x10mm Cooler Heat Sink for Cooling LED IC Chips CPU GPU...
  • Made of high quality Aluminum, good thermal conductivity
  • The fins increase the area of the board and thus provide for greater heat transfer.
  • ★Size: L*W*H -50mmx25mmx10mm (2 x 1 x 0.4inch), please make sure that the size of the heat sink fits that of your component.
  • These heat sinks have profiles which are short enough to fit within standard cases such as those for Raspberry Pi.
  • The large surface area of this heatsink in compare to those conventional small heatsink kits, creates more efficiency for heat dissipation for cooling...
SaleBestseller No. 13
Aluminum heatsinks 5.9 in 2.75 in 0.38 in.150mmx 70mmx 9.5mm Grille Shape Heatsink Aluminum 28 Teeth...
  • Aluminum Heatsink Made from high-quality aluminum alloy, it has excellent thermal conductivity and high hardness.The thermal conductivity is...
  • High quality anodized aluminum heatsink , The 28 pcs fins increase the area of the board and thus provide for greater heat transfer,Module Cooler Fin...
  • Heatsinkwidely use for computer, LED grow light, Power Amplifier, Voltage Regulator
  • It can significantly reduce the risk of hardware failure due to overheating, and the design of the largest surface area can ensure contact with...
  • Size(inch): 5.9(L) x2.76(W) x 0.38(H) /150mm(L)x 70mm(W) x 9.5mm(H).
Bestseller No. 14
Aluminum Heat Sink Heatsink Module Cooler Fin Heat Radiator Board Cooling for Amplifier Transistor...
  • Made of high quality blue anodized Aluminum , good thermal conductivity.
  • Size: 5.9 x 2.91 x 0.39 inch / 150 x 74 x 10mm (L*W*H), please make sure that the size of the heat sink fits that of your component.
  • This large big aluminum heatsink reduces the risk of hardware failure and power loss due to overheating, more safety.
  • Maximize surface area Designed in contact with the cooling air. The 378pcs fins increase the area of the board and thus provide for greater heat...
  • Widely used for computer, Power Transistor, FET, IC, Power Amplifier, Voltage Regulator, MOSFET, SCR etc.
SaleBestseller No. 15
QIVYNSRY 2 Pack M.2 heatsink 2280 SSD Heat Sink 2Pack, Only Support Single-Sided 2280 M.2 SSD, with...
  • ★Upgrade Your Computer PS5 with 2Pack M.2 2280 Single-sided NVME NGFF Disk: Specially designed for new M.2 M key or B key 2280 single-side disks,...
  • ★Good Cooling Effects for 2280 NVME Single-sided SSD: Aluminum alloy, silver plating , anodic oxidation surface treatment; Greatly increase the heat...
  • ★Cooling Nano Thermal Pads: Made from Nano Silicon Grease Material, with good thermal conductivity ability. Soft enough and good ductility,...
  • ★Easy to Install and Operate: With double-sided clip design, and 1 spare M.2 screws are only for M.2 2280 Single-sided NVME SSD, stable...
  • ★Slim, Small, and Light Weight 2280 SSD Heatsink: Dimensions: 3 x 0.95 x 0.4in, net weight: 1oz. What You Get:QIVYNSRY 2Pack M.2 heatsink 2280 NVME...
SaleBestseller No. 16
QIVYNSRY M.2 Heatsink NVME 2280 SSD Heat Sink Support Single Double Sided M2 SSD Cooling with...
  • 【Good Cooling Effects for Upgrade Your Computer PS5 with M.2 NVME NGFF Disk】- Specially designed for new M.2 M key or B key disks, this M.2 SSD...
  • 【Easy to Install and Operate】 - With double-sided clip design, 6 adjustable height screws, and 2 spare screws are suitable for M.2 NVME SSD of...
  • 【Three Nano Thermal Pads】- Made from Nano Silicon Grease Material, with good thermal conductivity ability. Soft enough and good ductility,...
  • 【Aluminum Alloy Material】- Aluminum alloy, silver plating , anodic oxidation surface treatment; Greatly increase the heat dissipation area of M.2...
  • 【Small and Light Weight】- Dimensions: 3 x 0.95 x 0.4in, net weight: 1oz. What You Get:QIVYNSRY M.2 heatsink SSD cooler, 18-month warranty and...
Bestseller No. 17
Easycargo 4pcs 40mm Heatsink 40mmx40mmx20mm, Aluminum Heatsink Kit, Cooling Heat Sink for 3D Printer...
  • Includes 4 pieces 40mm aluminum heatsink.
  • Dimension: 1.57"x1.57"x0.79" / 40x40x20mm
  • Unit weight: 1.6 oz / 45 gram per piece
  • Can be applied for passive cooling 3D printer stepper motor, TEC1-12706 Thermoelectric module, NEMA17, LED etc
  • 3D printer stepper motor, TEC1-12706 Peltier Thermoelectric Cooler Module Not Included.
Bestseller No. 18
Aluminum Heat Sink 150 x 74 x10 mm/5.9 x 2.91 x 0.39 inch Blue Heatsinks Module Cooler Fin Heat...
  • Material: Aluminum; Color:Blue ;123g /pc
  • Size: 150 x 74 x10 mm/5.9 x 2.91 x 0.39 inch(L*W*T)
  • Pure aluminum heat sink, which is suitable for electronic, computer, electrical facilities, play a cooling effect
  • The maximum surface area design is in contact with the cooling air, thereby reducing the risk of hardware failure and power loss due to overheating,...
  • For bulk purchasing to get better pricing and discounts, contact the seller of this product model as soon as possible
Bestseller No. 19
YJJelt 10pcs 25mm Heatsink Kit 25x25x10mm Black Aluminum Heat Sinks with Adhesive Tape for Cooling...
  • Includes 10pcs black anodized aluminum 25mm heatsink
  • Heat Sink Size:25x25x10 mm/0.98x0.98x0.39 inch
  • Pre-applied thermal conductive adhesive tape backing
  • Unit Weight:6g per piece
  • Can be applied for cooling LED, FPV transmitter, Vram, RAM, IC Chips, etc.
Bestseller No. 20
Maxtor CTG8 4 Grams Thermal Compound Paste Heat Sink for IC/Processor/CPU/GPU/All Coolers, 12.8W/m.k...
  • 𝗘𝘅𝗰𝗲𝗹𝗹𝗲𝗻𝘁 𝗣𝗲𝗿𝗳𝗼𝗿𝗺𝗮𝗻𝗰𝗲: Maxtor CTG8-4 thermal paste has the excellent component heat...
  • 𝗕𝗲𝘁𝘁𝗲𝗿 𝗧𝗵𝗮𝗻 𝗟𝗶𝗾𝘂𝗶𝗱 𝗠𝗲𝘁𝗮𝗹: Maxtor CTG8-4 thermal heat sink is made of carbon...
  • 𝗘𝗮𝘀𝘆 𝗧𝗼 𝗔𝗽𝗽𝗹𝘆: Advanced materials make silicone grease can be easily applied,and it is very easy to use even for...
  • 𝗦𝗮𝗳𝗲 𝗔𝗽𝗽𝗹𝗶𝗰𝗮𝘁𝗶𝗼𝗻: Maxtor CTG8-4 is metal-free and non-conductive, which eliminates any risks of causing...
  • 𝗛𝗶𝗴𝗵 𝗗𝘂𝗿𝗮𝗯𝗶𝗹𝗶𝘁𝘆: Compared with metal and high silicon thermal compound, the CTG8-4 does not compromise over...

Having trouble finding a great heat sink?

This problem is well understood by us because we have gone through the entire heat sink research process ourselves, which is why we have put together a comprehensive list of the best heat sinks available in the market today.

After hours of searching and using all the models on the market, we have found the best heat sink for 2023. See our ranking below!

How Do You Buy The Best Heat Sink?

Do you get stressed out thinking about shopping for a great heat sink? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching heat sink, which is why we have assembled a comprehensive list of the greatest heat sink available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for heat sink that you consider buying. Your questions might include the following:

  • Is it worth buying an heat sink?
  • What benefits are there with buying an heat sink?
  • What factors deserve consideration when shopping for an effective heat sink?
  • Why is it crucial to invest in any heat sink, much less the best one?
  • Which heat sink are good in the current market?
  • Where can you find information like this about heat sink?

We’re convinced that you likely have far more questions than just these regarding heat sink, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for heat sink, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible heat sink. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an heat sink buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available heat sink currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of heat sink has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an heat sink?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your heat sink.
  5. Customer Ratings: Number ratings grade heat sink objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their heat sink.
  7. Product Quality: You don’t always get what you pay for with an heat sink, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an heat sink is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining heat sink information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding heat sink is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

Related Post:

FAQ:

Q: What type of material is the best heatsink?

A: Heat Sinks Categorized by Material. Heat sink material for electronics cooling applications is almost always aluminum or copper. … Heat Sinks Categorized by Use of Water. … Solid Metal Heat Sink. … Pumped Liquid Heat Sink. … Two-Phase Heat Sink. …

Q: Can a heat sink go bad?

A: Messages 279 No, heatpipes can not go bad if they remain sealed. Simply because it’s usually a fluid, like an alcohol based mixture, that evaporates really easily and then liquifies the further it gets away from the heat source.

Q: What is a heat sink and how does it work?

A: Heat sinks have three important characteristics. One, they are made a material with a high thermal conductivity, they transport heat really fast. The heat can get from the surface where it contacts what it is trying to cool to the ends of the fins really quick. This means they are metal, usually aluminum, as metals conduct heat very well.

Q: What are the different types of heat sinks?

A: Extruded Stamped Bonded Folded fin Single fin Swaged Forged Skived