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L-Profile Heatsink
Compact mounting and enclosure cooling.
Thermal management route
Heatsink Extrusion Profiles for Better Thermal Management
Select heatsink geometry, mold route, thermal specifications and processing requirements before quotation.
L-profileLinear finsPin-fin blockFinned heatsinkMold selectionThermal performance
Product images
Fin geometry first
Start with fin shape, base thickness and machining details so thermal performance can be reviewed quickly.
Linear Heatsink with Holes
Straight fin profile with assembly holes.
Pin-Fin Heatsink Block
Dense compact thermal route.
Finned Heatsink
Large surface-area heat dissipation.
Multiple mold selection
Match die structure to heatsink geometry
Choose the mold and fin structure that fits your thermal target before requesting a quote.
Straight fins
Simple extrusion route for standard cooling.
Serrated fins
More surface area for higher dissipation.
Round housing fins
External fins for motor or cylindrical systems.
Mounting slots
Integrated slots for assembly and fastening.
Thick base
Thermal mass and machining support.
Custom die
Die design based on drawing and thermal target.
Product specifications
Thermal profile spec route
Specifications are organized around extrusion feasibility and thermal performance.
| Item | Reference |
|---|---|
| Alloy & temper | 6061, 6063, 6060, 6005; T5 / T6 |
| Width | 10–550 mm route depending on die and press |
| Thickness | 1–15 mm typical wall/base route |
| Fin height | 2–150 mm depending on geometry |
| Fin features | Straight, serrated, pin-fin, slots, mounting holes |
| Finish / processing | Mill, anodized, CNC, drilling, tapping, assembly |
Why choose our heatsink extrusions
Thermal advantages for your project
Better fin geometry
High surface area for improved cooling.
High thermal performance
Premium aluminum alloys and low thermal resistance.
Precision engineering
Tolerances for PCBs, modules and cabinets.
Customizable solutions
Fin, slot, hole and finish customization.
Automotive / EV
Cooling for controllers and battery systems.
Solar / power electronics
Thermal parts for renewable energy equipment.
Production technology
Review the production route before you request a quote
You can check extrusion, CNC machining, surface finishing, packing and project support before sending drawings.
Production Technology Reference
Use the production technology page to understand Conglin’s extrusion, machining and finishing capabilities.
View Production TechnologyCertification / proof
Quality systems and project qualification
Use Conglin’s quality proof to speed up supplier approval.
Certification
Quality proof before your order
Conglin supports international procurement teams with quality-system certificates, welding qualifications, inspection records and export-ready documents. The goal is simple: help your engineering, purchasing and compliance teams reduce supplier risk before production starts.
CL1Railway welding qualification support for aluminum vehicles and structural components
ISOQuality, environmental and safety management systems
IRISRailway-industry quality management support
CL1EN 15085-2 welding qualification for rail projects
AuditDocuments for supplier review and project approval
Recognized systems for supplier approval
When you compare suppliers, certificates help confirm whether a factory can support controlled production, documented welding, inspection and shipment paperwork. Conglin prepares these documents so your RFQ review is faster and more transparent.
ISO 9001
Quality Management
Process control for order review, production, inspection, documentation and continuous improvement
Check itISO 14001
Environmental Management
Responsible manufacturing practices and controlled workshop operations
Check itISO 45001
Health & Safety
Safety-management support for stable, controlled production environments
Check itISO 3834
Welding Quality
Welding quality requirements and process documentation for structural projects
Check itEN 15085-2 CL1
Railway Welding
European welding qualification support for rail transit vehicles and components
Check itIRIS / ISO TS 22163
Railway Quality
Railway industry quality management support for transportation-related supply
Check itIATF 16949
Automotive Quality
Automotive-related supplier qualification support for component projects
Check itDNV / ABS / LR / CCS
Marine Support
Classification document support for marine, shipbuilding and export projects
Check itCNAS Laboratory
CNAS lab proof for faster approval
Conglin backs project quotations with visible laboratory capability, accreditation proof and inspection records. Your procurement and engineering teams can review quality evidence before confirming production or shipment.
CNAS approved laboratory capability
Clear CNAS-focused proof gives your purchasing, engineering and compliance teams more confidence when they evaluate Conglin as a qualified supplier.
Accreditation supportLaboratory proof for supplier qualification review
Inspection evidenceRecords that support material approval before shipment
Lower approval riskQuality visibility for overseas procurement decisions
Laboratory Scene
In-house lab environment for material verification
Mechanical Testing
Property checks for your project requirements
Materials Review
Sample review and technical record support
Quality Check
Routine verification before documentation release
CNAS laboratory evidence
Traceable material inspection
Mechanical property verification
Quality files for customer review
How CNAS lab evidence supports your order
RFQ to shipment01
Confirm Project Needs
Review your drawing, material choice and approval needs before quotation
02
Check Materials
Use lab capability to support composition, structure and property verification
03
Prepare Records
Organize quality documents your team can review before approval
04
Support Shipment
Provide inspection evidence before packing, loading and export delivery
More than certificates
The value is not a certificate logo alone. You need faster supplier approval, clearer quality responsibility and lower risk when the order moves from drawing to shipment.
ProjectReview
RFQ Document Support
Share your standard, drawing, end use and destination market. Conglin helps match the relevant certificates and quality files
QualityFiles
Inspection Records
Inspection reports, material documents and traceability records can support your approval and shipment review
ExportReady
Approval paperwork
Documentation is organized for your procurement, engineering and compliance teams when you need clear evidence before approval
For your project
Use quality proof to speed up supplier approval
Send your RFQ, required standard and project background. Conglin will help prepare the certification and quality documents your team needs for approval.
Faster qualification for certified-manufacturer projects
Support for rail, automotive, marine and industrial components
Quality documents from material review to final inspection
Welding and machining capability backed by recognized systems
MTC, inspection reports, certificate files and audit support
Clearer traceability and export paperwork before shipment
Our location
Visit Conglin Aluminum in Longkou
West Donghuan Road, Zhuyouguan Town, Longkou, Yantai, Shandong, China. Send your drawing, size list, alloy, finish, quantity and destination so the team can review feasibility before quotation.
Drawing upload RFQ form
Request a heatsink extrusion quote
Upload drawings, photos or dimensions and add alloy, temper, finish, quantity and destination. You can fill different product categories in the message field.