Can you provide CNC machining services?

Yes. CNC machining services are available for high-precision heat sink components.

What surface treatments can be provided?

Anodizing, powder coating, sandblasting, polishing, chromating, and custom surface treatments.

What are the advantages of aluminum heat sinks?

Aluminum heat sinks provide excellent thermal conductivity, lightweight structure, corrosion resistance, and cost-effective manufacturing.

Can heat sinks be used in energy storage systems?

Yes. Aluminum heat sinks are widely used for energy storage cooling and battery thermal management.

Can heat sinks be used in AI servers?

Yes. High-performance heat sinks are commonly used in AI servers, GPU systems, and data centers.

Do you manufacture cooling housings?

Yes. We manufacture aluminum cooling housings, electronic enclosures, and thermal management components.

What production processes do you offer?

Mold making, aluminum die casting, CNC machining, surface finishing, assembly, and inspection.

Do you support OEM projects?

Yes. OEM and ODM manufacturing services are available for global customers.

What quality control measures do you use?

CMM inspection, dimensional inspection, material testing, and process quality control are implemented.

Why choose SUNLEAF as your heat sink manufacturer?

We provide professional aluminum die casting, thermal management solutions, precision machining, and reliable OEM manufacturing services.

OEM Custom Die Casting Produces High Performance Cooling Telecom Heat Sinks

Name: OEM Custom Die Casting Produces High Performance Cooling Telecom Heat Sinks
Brand: Foshan Nanhai Sunleaf Metal Products Co., Ltd.
SKU: 2169283452

Guangdong, ChinaFoshan Nanhai Sunleaf Metal Products Co., Ltd.

US$0.50-20.00

1,000 Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Die Casting Machine Type

Cold Chamber Die Casting Machine

Die Casting Method

CNC Machining, Drilling, Tapping, Turning, Milling

Model NO.

HS-612

Application

Auto, Electronics, LED, Medical, Agricultural

Machining

CNC Machining, Drilling, Tapping, Turning, Milling

Material

Aluminum Alloy,Zinc Alloy: Zamak

Surface Preparation

Powder Coating, Anodizing, Polishing, Sandblasting

Pressure Chamber Structure

Horizontal

Tolerance Grade

Casting Surface Quality Level

Certification

CE, RoHS, ISO 9001:2008, IATF 16949, EAC

Materials

Aluminum Alloy (ADC12, A380), Magnesium Alloy (Az9

Machine Tonnage

160t - 1250t

Mold Design

in-House, Mold Cost Separately Quoted

Secondary Process

Reaming, Boring, Counterboring

Surface Treatment

Polytetrafluoroethylene,Coating

Quality Control

100% Inspection, CMM, Leak Test

Applications

Electroplating, Chromating, PTFE Coating

Typical Products

Housings, Brackets, Covers, Structural Parts

Tolerance

CT6 Precision Grade

Lead Time

Sample 15-25 Days, Bulk 25-35 Days

MOQ

1000 PCS (Sample Order Welcome)

Capacity

1,000,000 PCS/Year

Transport Package

EPE Foam + Export Carton

Specification

Customized per customer drawing. Typical size rang

Trademark

OEM Service (Custom Logo Accepted)

Origin

Guangdong, China

HS Code

7616999000

Production Capacity

1, 000, 000 Pieces/Year

Key features

Efficient Heat Dissipation Performance: Designed to improve thermal management efficiency for electronic and industrial applications.

Custom Aluminum Heat Sink Solutions: Available in various shapes, sizes, and cooling fin designs according to customer requirements.

High Thermal Conductivity Materials: Premium aluminum alloys provide excellent heat transfer and cooling performance.

Precision Die Casting Manufacturing: Advanced aluminum die casting technology ensures stable quality and dimensional accuracy.

CNC Machining Capability: Precision machining available for complex thermal management components.

Wide Industrial Applications: Suitable for energy storage systems, power electronics, telecom equipment, AI servers, and automation devices.

Lightweight and Durable Design: Aluminum heat sinks offer an excellent balance between weight and mechanical strength.

Multiple Surface Treatments Available: Anodizing, powder coating, chromating, and customized finishes supported.

OEM and ODM Manufacturing Service: One-stop production from mold development to mass production.

Reliable Thermal Management Partner: Helping customers improve product reliability and service life.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceR&D CapabilitiesExperienced Team

Foshan Nanhai Sunleaf Metal Products Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 17 Years CertifiedNearest Port: Foshan PortAverage Response Time: ≤1.39h

AI-Powered supplier vetting

SummaryThe supplier is a Foshan-based manufacturing factory with broad metal-processing equipment and extensive customization capabilities. It reports ISO9001:2015 certification, documented finished-product inspection instructions, OEM and ODM services, and 17 years of export experience, with exports representing 51%–70% of total sales. Production capacity is supported by valid contracts with associated subcontractors and 15 qualified service suppliers, while standard lead time is one month in both peak and off-season. Key limitations include no in-stock capacity, overseas warehouse, or overseas showroom; no new product information in the past year; no available SDK; incomplete written records for service assessment, corrective actions, and complaint handling; no recent regular fire drills; and no Fortune 500 customer collaboration evidence.

Supplier typeThe supplier is identified as a factory located in Nanhai District, Foshan, with manufacturing-related business activities covering construction manufacturing, glass-fiber-reinforced plastic products, new materials, building materials, hardware, furniture, and design services. This indicates a manufacturing-oriented supplier with a relatively broad stated business scope.

CertificationsThe supplier reports an ISO9001:2015 certificate in both its sustainable-development-related information and management-system certification information. The provided slices do not specify the certificate’s scope, issuing body, or validity period, but they explicitly confirm certification holding.

After-Sales capabilityThe supplier accepts multiple quotation and payment terms, has a service-capability assessment record, and reports one-month average lead times in both peak and off-season. However, complaint handling and corrective/preventive action procedures lack written records, and the supplier has no in-stock service, overseas warehouse, or overseas showroom capability, indicating limitations in service infrastructure and documented execution.

Production capacityThe supplier lists CNC, die casting, grinding, lathe, milling, polishing, punch, and spark erosion equipment, has valid manufacturing contracts with associated subcontractors, and reports 15 qualified service suppliers. It also has 17 years of export experience and one-month average lead times, supporting substantial production and fulfillment capability.

Customization capabilityBoth manufacturing and R&D-related information explicitly lists full, minor, flexible, design-based, and sample-based customization, and the supplier provides OEM and ODM services. This directly supports a broad ability to adapt products to customer designs and samples.

Product Q&A

Q:What is an aluminum heat sink?

An aluminum heat sink is a thermal management component used to transfer and dissipate heat from electronic and industrial equipment.

Q:What industries use aluminum heat sinks?

Heat sinks are widely used in energy storage systems, power electronics, telecom equipment, AI servers, industrial automation, LED lighting, and consumer electronics.

Q:Can you customize heat sink designs?

Yes. We provide custom aluminum heat sink solutions based on drawings, samples, or technical requirements.

Q:What materials are available?

ADC12, A380, AlSi9Cu3, and other aluminum alloys are available for different thermal management applications.

Q:Do you offer die casting heat sinks?

Yes. We specialize in aluminum die casting heat sinks and cooling housings for various industries.