£49.59

1250 Micron SRA3 Greyboard Backing Board

Need Structure? This One Holds Firm.

At 1250 micron (1.25mm), this SRA3 greyboard is tough, tidy and just the right kind of chunky. Measuring 320mm x 450mm, it’s perfect for large-format mounting, folder dividers, display projects or packaging that needs a rigid backbone. Made from 100% recycled fibre and uncoated for easy gluing, scoring or cutting.

The price you see includes VAT and UK delivery, so there are no surprises at checkout—just solid, reliable board in a size that means business.

Why Choose Our SRA3 1250 Micron Greyboard?

• 1250 micron (1.25mm) – a strong, mid-to-heavyweight option
• SRA3 size: 320mm x 450mm
• 100% recycled greyboard
• Uncoated – works with glue, tape, knives and guillotines
• Great for folders, packaging, craft construction, model bases and more
• VAT and UK delivery included

Need a Custom Size?

We offer bespoke cuts. Send us your specs and we’ll take care of the rest.

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Other Greyboards to Consider

• Need something thinner? Try 1000 micron SRA3
• Looking for more strength? Try 1500 micron SRA3
• Browse our full greyboard range

Specs at a Glance

• Material: 100% recycled greyboard
• Finish: Uncoated
• Thickness: 1250 micron (1.25mm)
• Size: SRA3 (320mm x 450mm)
• Various pack sizes available
• VAT and UK delivery included

Frequently Asked Questions

Is 1250 micron thick enough for sturdy packaging?

Yes – it offers enough rigidity for box construction, presentation support and protective layers.

What’s the benefit of SRA3 over A3?

SRA3 (320mm x 450mm) gives you extra margin—great for printers, trimmers and makers who need a bit more leeway.

Can I cut it easily?

Yes. A sharp blade or guillotine will give you clean, professional edges.

Do you offer sample packs?

We do. Grab a smaller quantity to test it before committing to a big order.

Can I order custom sizes?

Absolutely. Contact us with your size and we’ll make it happen.