Description
ACM (also called ACP) combines two thin aluminium skins with a bonded core to produce a sheet that’s strong, flat and easy to fabricate. It’s the industry standard for retail and shop signage, reception panels, wayfinding, exhibition displays and light cladding. Our panels are available in 3 mm, 4 mm and 6 mm with white, black and colour finishes, plus brushed metallic effects. Panels machine well on CNC routers, cut cleanly on saws, accept V‑groove folding, and fix with rivets, screws, or high‑bond tapes and adhesives. We can cut to size, round corners, drill, countersink and add slots for mounting, perfect for fast project turnaround.
Compliance note: PE‑core “signage grade” is not intended for high‑rise façade use. FR‑core options are available on request where specified.
Highlights (bullets):
- Flat, smooth face for premium graphics
- Reliable outdoor performance (selected ranges)
- Fast fabrication and installation
- Cost‑effective compared to solid aluminium
- Custom cut‑to‑size service
Technical Specs
- Construction: Pre‑finished aluminium skins bonded to a PE (signage grade) or mineral FR core
- Nominal thicknesses: 3, 4mm
- Approx. weight (kg/m²): 3 mm ≈ 3.5; 4 mm ≈ 5.6; 6 mm ≈ 7.6
- Finishes: Matt, gloss, white, black, colours, brushed metallic, specialty
- Face film: Protective film on the display face (both faces on selected finishes)
- Machining: Panel saw, CNC router, V‑groove folding; drilling and countersinking
- Adhesion/mounting: High‑bond tapes, neutral‑cure silicones, structural adhesives, rivets/screws with oversize holes and washers
- Service temp (typical): −50 °C to +80 °C (check specific brand datasheet)
- Graphics: Accepts digital print, sign vinyl and paint (test first)
- Not recommended: Laser cutting (aluminium skins), high‑rise façade replacement without proper certification and approvals
Applications
- Retail and shop signage (interior/exterior)
- Hoardings, wayfinding and directional signs
- Exhibition and display panels
- Reception backdrops and feature panels
- Light architectural cladding and fascias (non‑façade)
- Vehicle sign blanks and mounting panels
Fabrication & Handling Notes
- Cut with sharp carbide saw blades; CNC route with appropriate feed/speed
- For folding, V‑groove from the back skin; leave ~0.3 mm skin for the hinge
- Remove protective film shortly after install; avoid prolonged UV exposure to the film
- Allow for thermal movement; use oversize holes and floating fixings
- Clean with mild detergent and soft cloth; avoid strong solvents/abrasives
We make buying cut to size ACM easy and convenient
Aluminium Composite Material or ACM is a sandwich panel material made up of 2 thin coil coated aluminium coated panels bonded to a non-aluminium core. Most commonly used for the application of external cladding and facades on buildings along with signage.
We welcome ACM sheet online orders from builders, commercial operators, and the home handyman. There’s no minimum quantity order, simply order what you need, and we’ll cut it to size for you. Although we’re based on the Gold Coast, we accept orders from and deliver Australia wide.

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