Radial-finned heat-sink sections — catalog photograph, view 1 — Catalog reference photograph; the controlled drawing governs specification. Photographs are not dimensional drawings.

Custom cross sections

Radial-finned heat-sink sections

A heat-sink shape cannot be selected from appearance alone. Supply the thermal problem, mounting interface and operating conditions so the section can be assessed for the intended assembly.

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Drawing not ready? Describe the application and leave undecided specifications open.

Source-listed reference; drawing and order approval pending. Source checked 2026-10-25.

Specification references and open items.

Terms below come from the supplier's listing title. Confirm the supplied combination and dimensions against your drawing.

Alloy: Not disclosed
Temper: Not disclosed
Section dimensions: Drawing required
Finish: Not disclosed
Processing: Not disclosed
Controlled section drawing: Not available in reviewed sources

Material and finish are not disclosed in the reviewed title.

No numerical production limits, certification or test results are verified here.

Need a controlled section drawing, material record or inspection report for this section? Ask which documents can be supplied and what they cover before approving the order.

Download this reference & RFQ brief Ask about technical documents Check document scope and acceptance

PART-SPECIFIC BUYING GUIDE

What to include in this section request.

Drawing and acceptance questions, not supplier specifications.

Fit and interfaces: Show the heat-source contact area, attachment holes and clearance around the fins. State how the section is oriented relative to airflow or surrounding parts.
Finished-part scope: Identify any base machining, mounting features and surface treatment. Request confirmation of the actual material and process before thermal evaluation.
Sample and acceptance: Define the contact-face checks and a separate thermal validation plan with operating conditions. No thermal resistance, power rating or cooling result is established by the listing.

START WITH THE MATING PART

What heat source, ambient conditions and airflow arrangement will the finished part operate with?

Thermal conditions; mounting; contact surface.

Attach the drawing revision, units, quantity and cut length. Undecided requirements can stay open.

Download the RFQ worksheet

Send this reference with your requirements

Agree the order scope for this reference.

For Radial-finned heat-sink sections, confirm purchase terms in the quotation.

Source and verification notes

Reference scope and verification.

Catalog reference checked 2026-10-25. This is a catalog reference, not a manufacturer model or an accepted specification.

Complete drawings and accepted specifications remain unverified. Catalog photographs and title terms do not establish Wuhan Sunfull's manufacturing facilities, certifications or production capabilities. Confirm the drawing, required documents and order scope before approval.

Radial-finned heat-sink sections

Specification references and open items.

What to include in this section request.

What heat source, ambient conditions and airflow arrangement will the finished part operate with?

Agree the order scope for this reference.

Reference scope and verification.

Compare related section references.

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