A4 Greyboard Backing Card — 320gsm / 500 Micron

Reliable rigidity. Clean finish. Everyday backing board performance.

This A4 320gsm greyboard offers dependable strength and stability, making it ideal for backing, mounting, packaging, model‑making and a wide range of craft applications.

At 500 microns thick, each sheet provides a firm, supportive base that resists bending — perfect for protecting artwork, reinforcing documents or adding structure to handmade projects.

Smooth on both sides with a natural grey finish, this board cuts cleanly and handles beautifully whether you’re crafting, framing or building prototypes.

Why this greyboard stands out

• 320gsm / 500 micron thickness for solid rigidity
• Durable and stable for backing, mounting and packaging
• Clean cutting surface ideal for craft knives and guillotines
• Natural grey finish suitable for creative and industrial use
• Perfect for bookbinding, model‑making, framing and protective backing

Pack details

• Sheets per pack: 25
• Size: A4
• Weight: 320gsm
• Thickness: 500 micron
• Material: Recycled greyboard
• SKU: pcz102030

What it’s made for

• Backing artwork and documents
• Bookbinding and cover reinforcement
• Model‑making and prototyping
• Packaging, inserts and dividers
• Craft projects needing a rigid base
• Protective support for posting prints

Papercutz quality

Every sheet is cut cleanly and produced for consistent thickness, rigidity and performance. No warping, no soft spots — just dependable greyboard that works beautifully every time.