Communica

Aluminium Extrusions for Sale & Quote - Local Stock at Communica SA

Order aluminium extruded profiles, frames, and accessories from Communica. Request a fast sale quote or check in-branch stock for next-day pickup.

electronics cleaning spray bottle
June 20, 2026
3 min read

Wide Extrusion Range

Multiple profiles, sizes and finishes for projects and industry.

Fast Quotes & Stock

Request a VAT invoice or check branch collection for your next build.

Compatible Accessories

Find brackets, end caps, and fasteners for full solution builds.

Aluminium Extruded Profiles for Makers, Industry & Education

Aluminium extrusions are essential for constructing custom enclosures, equipment frames, gantries, t-slot workstations, and laboratory setups. Makers, technicians and engineers across South Africa value these profiles for their strength, modularity, and corrosion resistance. At Communica, we supply a broad range of extruded aluminium sections suitable for hobby prototypes, student robotics, and professional installations-offering both local availability and prompt quoting for large or custom orders.

Types & Specifications

Popular aluminium extruded profiles on offer include:

  • Standard T-slot (2020, 3030, 4040, 2040 etc.) for modular frames and 3D printer builds
  • Flat bar and angle profiles for enclosure reinforcement
  • Panel mounting tracks and DIN rail options
  • Custom sections for special enclosure or industrial racking needs
Profile Typical Uses Section Size (mm) Finish
2020 T-slot 3D printer frames, light-duty robotic arms 20 x 20 Anodised, mill
4040 T-slot Equipment housing, test rigs 40 x 40 Anodised
Flat bar/angle Panel stiffening, edge protection Varied Mill

All profiles are produced from lightweight aluminium alloy (6063 or similar), designed for easy machining and assembly. Most are available in 1m or 2m lengths, and some can be cut to size at the branch on request.

Why Source Extrusions at Communica?

  • Local stock of common profiles for fast project turnaround
  • Sourcing for bulk or special sizes by enquiry/quote
  • Technical support for sizing, compatibility, and load/cabinet mounting
  • Compatible hardware: T-bolts, joining plates, end caps, feet, and sliding nuts
  • Branch pickup in Centurion, Pretoria CBD, or Cape Town with easy VAT invoicing for businesses or educational orders
Tip: When requesting a quote, include a sketch or profile code, length, and quantity to speed up accurate pricing. Volume discounts may apply for education and industry projects.

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Selecting the Right Aluminium Extrusion

When choosing a profile, consider load requirements, connection method, and accessory needs. T-slot profiles allow tool-free assembly and are ideal for modular prototyping. Flat and angle sections add strength or edge protection for custom panels. For dynamic loads (e.g., 3D printer gantries), 30x30 or 40x40 extrusions are a smart choice for stiffness.

Specification Call-outs

  • Material: 6063 aluminium alloy or equivalent for strength and corrosion resistance
  • Finish: Mill (bare) or anodised for enhanced durability
  • Length: Supplied as 1m, 2m or custom-cut per branch capability and order size
  • Accessories: End caps, corner brackets, leveling feet, joining plates, and fasteners available

Compatibility & Accessory Guidance

All standard T-slot and general extrusions at Communica are compatible with commonly used fastener kits, brackets, wheels, and panels. For robotics, IoT enclosures, or solar racking, confirm slot width and nut size before ordering. Browse matching hardware in the Enclosures & Mechanical Accessories category.

Requesting a Quote or Stock Check

  • Contact your nearest Communica branch for shelf stock, lead times and available lengths
  • For VAT quotations or custom requirements, use the enquiry form or request through your procurement portal
  • Bespoke shapes and longer quantities quoted to order, with indicative lead times typically 3-8 working days (subject to supplier stock)
Note for SA buyers: All invoices are VAT-compliant. Collection, courier, and formal PO/quote options are available for all customer types.

Typical South African Use Cases

  • Student robotics and automation projects
  • Maker lab test frames and 3D printer builds
  • Light-duty racks and custom PC/IoT enclosures
  • Industrial shelving, solar PV mountings, access rails, and control panel frames

Visit the Enclosures and All Products sections for compatible accessories. For large volume or repeat technical supply, Communica's team can assist with local quoting and branch delivery across Gauteng and Western Cape.

Sources

Communica Samrand — Electronic Component Experts

Communica supplies semiconductors and electronic components to industries such as automotive, electrical, automation, mining, and education.

Last updated: June 20, 2026

Disclaimer: This content is for educational purposes only. Product availability, pricing, and specifications are subject to change. Always verify current details on the retailer's website before making a purchase. We may earn affiliate commissions from qualifying purchases.

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