- Overview
- Product Description
- Detailed Photos
- The Process
- Company Profile
- Related Products
- Our Advantages
- Packaging & Shipping
- FAQ
Basic Info.
Packaging & Delivery
Product Description
All extrusions can be meticulously supplied cut,drilled,or machined to precise customer specifications.As a premier manufacturer of extruded aluminum heatsinks,
Wanda-an operates state-of-the-art CNC drilling and machining centers, delivering accurately machined, cost-efficient parts with impressively short cycle times.
What is a Heat Sink?
An aluminum heat sink bar is an essential component designed to enhance heat dissipation from a hot device. It achieves this by significantly increasing the device's working surface area and maximizing the flow of low-temperature fluid across its expanded surface.
Why Choose Aluminum Heat Sinks?
Extruded aluminum heat sink profiles have become the gold standard in thermal solutions. Here's why they are the preferred choice:
Characteristics of Heat Sinks
1.Excellent thermal and electrical conductivity
2.Low density
3.Lightweight
4.High strength
5.Easy malleability
6.Effortlessly machinable
7.Superior corrosion resistance
8.Non-magnetic, preventing magnetic interference
9.Highly recyclable
Product Parameter
1. Precision DIE CastingExpert CNC machining parts, Turning Milling parts, Stamping Parts, and Heat Sinks, designed to perfectly suit your needs.
2. Tolerance: ± 0.01 - ± 0.1mm, ensuring high precision in every component.
3. Certificate: ISO 9001, a testament to our quality and reliability.
4. Our commitment: Total customer satisfaction, guaranteed.
Materials:Carbon steel,stainless steel, alloys, aluminum, brass, copper, bronze, steel alloy, and a variety of other materials to match your specifications.
Surface treatments include: Polishing, zinc plating, hard anodizing, nickel plating, chrome plating, powder coating, phosphate coating, and more, tailored to your needs.
Our production is customized to your exact drawings. With very tight tolerances, we ensure all parts meet your requirements. Manufactured under ISO 9001 certification, we maintain strict quality control with the help of 8 engineers and 8 quality inspectors, backed by advanced equipment. This dedication makes us a leading professional company in the industry.
We offer short delivery times to meet your urgent requirements.
Our values: Professional, sincere, sensitive, and responsible.
| Factory: | Shenzhen Wanda-an Precision Technology Co., Ltd |
| Production Description | CNC Lathe Machining Steel Services cnc Machining Turning Milling Steel Parts custom Cnc Machining Prototyping Service |
| Processing | Machining, Turning, Milling, Grinding, Casting,Stamping service etc. |
| Material for CNC Machining processing | 1) Aluminum - AL 6061-T6, 6063, 7075-T,5083,6063,6082,5052,2A12 etc. |
| 2) Stainless steel - SS 201,SS301 SS303,SS304,SS316L, SS416L,17-4(SUS630),440C, 430 etc. | |
| 3) Steel - 4140,4340,Q235, Q345B,20#,Cr12MoV,D2,A2,4140,4150,P20,S136,M2,O2, SKD11,CRS, etc. | |
| 4) Titanium - TA1,TA2/GR2, TA4/GR5, TC4, TC18 etc. | |
| 5) Brass - C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc. | |
| 6) Copper - bronze,Phosphor Bronze, Magnesium alloy, etc. | |
| Finish | For Aluminum parts - Clear anodized, Color anodized, Hard anodized, Sandblasting, Chemical film, Brushing, Polishing, Painting, Silk screen printing,Etching, Laser marking, etc. |
| For Stainless steel parts - Polishing, Passivation,PVD, Sandblasting, Black oxide, Electrophoresis black, Painting, Silk screen printing,Etching, Laser marking, etc. | |
| For The Steel parts - Polishing, Black oxide, Nickel /Zinc/Gold/ Chrome/Silver plating, Carburized, Powder coating,electrophoresis, QPQ(Quench-Polish-Quench), Heat treatment, | |
| Painting, Silk screen printing,Etching, Laser marking, etc. etc. | |
| For Brass parts - Nickel /Zinc/Gold/ Chrome/Silver/Titanium plating, Electrophoresis black, Powder coating,Painting, Silk screen printing,Etching, Laser marking, etc. | |
| Shenzhen Mandaan Precision handles many other type of finish, please kindly contact us if your required finish is not listed above. | |
| Tolerance | Minimum tolerance +/- 0.05mm (+/- 0.0005") |
| Surface roughness | Ra 0.1~3.2 |
| Drawing format | Pro-e/UG/PDF/DWG/DXF/Solidworks, etc. |
| Testing equipment | CMM (Coordinate Measuring Machine),Height gauge, Caliper, Hardness tester, Roughness tester, Projector machine, Pin/Angle/Block/Plug/Thickness/Thread/Radius gauge,etc. |
| MOQ | 1 piece |
| Lead time | 2 weeks after received order. |
| Certificate | ISO9001, ISO13485. |
| Inspection processing | IQC,IPQC, FQC, QA. |
| Capacity | CNC turning work range: φ0.5mm-φ650mm*600mm. |
| CNC milling work range: 880mm*1300mm*600mm. | |
| Application | Automation, Medical device, Consumer Electronics, Security, IoT, Energy, etc. |
Usage:
1. Computers and Electronics
CPU (Central Processing Units):Heatsink are mounted on CPU to dissipate heat generated during processing, preventing overheating and maintaining optimal performance.
GPU (Graphics Processing Units): Similar to CPU, GPU produce significant heat, and heatsink help manage this heat to avoid thermal throttling.
Power Transistors and Regulators: These components generate heat during operation, and heatsink help in maintaining stable performance and preventing damage.
2. LED Lighting
High-Power LED:High-intensity LED generate substantial heat, and heatsink are used to ensure that they operate efficiently and have a longer lifespan by keeping temperatures within safe limits.
3. Power Electronics
Inverters and Converters: Power electronics in devices like solar inverters or power supplies often use heatsinks to manage the heat produced during the conversion of electrical power.
4. Telecommunications Equipment
Base Stations and Signal Amplifiers:Heatsink help in cooling equipment that operates continuously and generates heat, ensuring reliable performance and longevity.
5. Automotive Industry
Engine Control Units (ECU):Modern vehicles use electronic control units that can produce heat, and heatsink help in managing this heat to ensure reliable operation.
6. Consumer Electronics
Home Appliances:Devices such as refrigerators, air conditioners, and other appliances with electronic controls often use heatsink to manage heat and improve efficiency.
7. Industrial Equipment
Motors and Drives:Industrial motors and variable frequency drives (VFD) use heatsink to dissipate heat, ensuring smooth operation and preventing overheating.
8. Renewable Energy Systems
Solar Panels:Heatsink can be used in some solar panel systems to help maintain optimal performance by managing the heat generated.
1. Material Selection
Common Materials: Aluminum and copper are the most commonly used materials for heatsink due to their excellent thermal conductivity. Aluminum is preferred for its cost-effectiveness and ease of machining, while copper is chosen for higher thermal conductivity.
Alloy Choice: For aluminum heatsink, alloys like 6061 and 1050 are frequently used due to their good machinability and thermal properties.
2. Design and Prototyping
Design: Use CAD (Computer-Aided Design) software to create detailed designs, including dimensions, fin layout, and mounting features. Ensure the design includes sufficient surface area for heat dissipation and takes into account the specific application requirements.
Prototyping: For complex designs, prototyping may be done using 3D printing or CNC machining to test the fit and performance before full-scale production.
3. Machining Processes
CNC Milling: This is a common method for creating heatsink. CNC (Computer Numerical Control) milling machines can cut and shape the heatsink to precise dimensions. Fins, channels, and other features are machined using various cutting tools.
Process: Start with a block of material, then use a CNC mill to remove excess material, creating the fin structure and any mounting holes or features.
Extrusion: For many heatsink, especially those with a uniform cross-section, extrusion is a popular method. The material is heated and forced through a die to create the desired shape.
Process: The aluminum or copper is pushed through a mold to form the heatsink profile. After extrusion, the heatsink may be cut to length and further machined if needed.
Casting: For some heatsink, especially those with complex geometries, casting is used. Molten metal is poured into a mold and allowed to solidify.
Process: Create a mold of the heatsink design, pour the molten material into the mold, and let it cool and solidify. The cast part is then machined to achieve the final dimensions and surface finish.
Finishing: After machining, heatsink often undergo additional finishing processes to improve surface quality and performance.
Anodizing: For aluminum heatsink, anodizing creates a protective oxide layer that improves corrosion resistance and thermal performance.
Polishing: Both aluminum and copper heatsink may be polished to reduce thermal contact resistance and enhance heat transfer.
Thermal Interface Material (TIM) Application: In some cases, a thermal interface material is applied to the heatsink surface to improve heat transfer to the component it is cooling.
4. Quality Control
Dimensional Inspection: Ensure all dimensions and tolerances are met using tools like micrometers and calipers.
Thermal Performance Testing: Verify that the heatsink meets performance specifications by conducting thermal tests to measure heat dissipation efficiency.
5. Assembly and Integration
Mounting: heatsink are often attached to components using thermal paste, adhesive, or mechanical fasteners. Ensure that the attachment method provides good thermal contact.
Integration: For custom heatsink, ensure that the final product fits correctly into the intended system or device.
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Precision: Commitment to delivering precision-engineered components that meet or exceed customer expectations.
Innovation: Embracing technological advancements to continuously improve our processes and products.
Integrity: Upholding ethical standards in all business practices, fostering trust and long-term partnerships with our clients.
Custom Manufacturing: Tailored solutions to meet unique specifications and application requirements.
Prototyping: Rapid prototyping capabilities to facilitate product development and testing.
Surface Finishing: Comprehensive surface treatment options including polishing, anodizing, and plating to enhance aesthetics and functionality.
1.Q: Who Are We?
A: We are a factory certified under ISO 9001 and IATF 16949 quality standards. All our products are produced in-house with SGS RoHS Reach certificated materials.sThus, we deliver superior quality control and competitive pricing compared to market alternatives.
We proudly serve international and domestic leading brands in sectors such as electrical appliances and new energy vehicles, offering high-quality metal processing solutions.
2.Q: What kind of service can you provide?
A: Our company (WANDA-ANPrecision) offers OEM sheet metal stamping and fabrication, CNC milling and turning, stamping die design, and manufacturing services.
3.Q: What kinds of information do you need for a quote?
A: To provide an accurate and timely quote, please include the following details in your inquiry:
a. Detailed drawings (STEP, CAD, SOLIDWORKS, PROE, DXF, and PDF)
b. Material requirements (SUS, SPCC, SECC, SGCC, Copper, AL, etc.)
c. Surface treatments (powder coating, sand blasting, plating, polishing, oxidation, brushing, etc.)
d. Quantity (per order/per month/annual)
e. Any special demands or requirements, such as packaging, labels, delivery, etc.
4.Q: What if I don't have the required drawings or document information above?
A: You can send us a sample, and we will either replicate it or offer better solutions. Please include pictures or drafts with dimensions (Thickness, Length, Height, Width). We can create CAD or 3D files for you if you place an order.
5.Q: What makes you different from others?
A:
a. As an ISO 9001 and IATF 16949 certified manufacturer, our experienced technical team and skilled operators ensure superior product quality.
b. Finished product quality inspection or Pre-shipment Inspection (PSI) reports are available upon request.
c. Our quick manufacturing time and on-time delivery promise: For normal orders, we commit to producing within 3 to 4 weeks.
d. 24/7 customer service: We provide quotations within 24 hours if detailed information is received on working days. Our technical team ensures rapid responses to all inquiries.
6.Q: Is it possible to know how my products are progressing without visiting your company?
A: We offer a detailed production schedule and send weekly reports with photos or videos showing the machining progress. Production samples for testing approval can be provided before or during mass production.
7.Q: Can I have a trial order or samples with only a few pieces?
A: Since our products are customized, a sample cost is required, which will be refunded after placing mass orders.
8.Q: Why is there a tooling cost?
A: Tooling cost is for mold creation, an essential part of the production process. It is only required for the first order, and we will cover maintenance costs for mold damage thereafter.
9.Q: What are your terms of payment?
A: For payments ≤ 1000 USD, 100% in advance.
Payment>=1000USD, 40% T/T in advance, balance before shipment.
10.Q: What's your after-sale service?
A: If there is quality problem, please provide photos or test report, we will replace defective goods or return funds immediately.
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