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Market knowledge

Conservation Foam

Market knowledge

Conservation Foam

If you’re in the museum, gallery, or fine art sectors, archival-grade protective solutions are essential for the long-term preservation and safe transit of priceless items.

At Polyformes, we have over 40 years of experience supplying museums with bespoke foam protection for everything from ancient relics and Neolithic artefacts to rare wallpaper collections. We can also provide specialised educational display solutions and the Clarkson Book Support System to reduce damage to bound materials. For fine art shipping, we combine the archival stability of Plastazote® with high-performance cushioning materials – such as HLB22, F104, and F133 – to create custom-fitted crates, flight cases, and channelled fitments that securely immobilise paintings, vases, and sculptures of all sizes.

We also understand that every project is a unique preservation challenge. So whether you require custom inserts for travelling to exhibitions or precise interior fitments for international art transit, our team of experts can provide the expertise and manufacturing capabilities to protect the integrity of your collections.

No obligation
UK experts
Competitive pricing
Applications

Conservation foam uses

All closed-cell polyethylene or copolymer foams have applications in the museum, archiving, and conservation sectors.

Because they are chemically inert, non-toxic, and don’t release gases or react with delicate artefacts, they are widely used for archival storage, lining drawers, cushioning, and shipping valuables.

Please note that this list is not exhaustive. If you cannot see your specific application listed, please contact us to see how we can assist.

Foam

Material type

Key benefits and properties

Primary conservation foam applications

Plastazote®

Closed-cell, cross-linked polyethylene (PE)

Nitrogen-blown (pure, no chemical foaming agents); completely inert and non-reactive; highly flexible and lightweight.

Lining display cases and drawers
Custom cavity cutouts for fragile artifacts
Support cradles for books and manuscripts
Long-term archival storage boxes

ARPLANK

Isotropic expanded polyethylene (EPE) or expanded polypropylene (EPP)

High recycled content (highly sustainable); highly resilient with excellent multi-impact protection.

Heavy-duty shipping crate cushioning
Shock absorption for traveling exhibitions
Base padding for large, heavy sculptures

Ethafoam

Closed-cell, non-cross-linked expanded polyethylene (EPE)

High load-bearing capacity, excellent structural strength, resists water absorption and chemical degradation.

Structural blocking and bracing in shipping crates
Framed artwork transport inserts
Support blocks for heavy museum objects

Evazote

Closed-cell, cross-linked ethylene vinyl acetate (EVA) copolymer

More resilient and elastic than Plastazote; enhanced slip resistance and softer touch.

Lining for slippery or highly polished artifacts
Gaskets and seals for climate-controlled display cases
Padding for delicate textiles and garments

Microlen

Closed-cell microcellular foam

Fine-cell structure with an ultra-smooth surface; aesthetically pleasing; easily thermoformed and shaped.

Presentation linings in high-end display cases
Custom-moulded archival inserts
Facing material to prevent abrasion on delicate surfaces

Stratocell

Laminated closed-cell polyethylene (PE)

Cost-effective bulk cushioning; high moisture and chemical resistance.

Bulk packing for travelling exhibits
Protective backing for large framed works
Void filling in transport crates

Supazote

Ultra-soft, closed-cell, cross-linked polyethylene (PE)

Softest foam in the Zotefoams range; highly flexible and gentle; Nitrogen-blown and completely inert.

Cushioning for extremely fragile or brittle artifacts
Padding for historic costumes and textiles
Soft wrapping for sensitive organic materials

ZOTEK

High-performance closed-cell fluoropolymer (ZOTEK F) or nylon (ZOTEK N) foams

Inherently fire-retardant and smoke-safe, extreme chemical purity and temperature resistance.

High-security or fire-rated archival storage
Protection for artifacts sensitive to micro-environments
Specialised lining for military or aerospace museum artifacts

Please note that this list is not exhaustive. If you cannot see your specific application listed, please contact us to see how we can assist.

Packaging

Additional products

Alongside the foam we supply, we also allow you to source a wide range of exterior packaging, cases and bags.

UK foam converters

Why work with us?

Our expertise and experience in manufacturing high-performance archival foam and custom conservation packaging enable us to deliver museum-grade protection for your collections, exhibitions, and transit needs.

UK manufacture
Manufacturing your items at our UK foam conversion facility guarantees the highest quality, strict adherence to precise tolerances, and reliable performance.
Short lead times
We can supply your conservation on short lead times to meet any specific deadlines you may have.
Museum & conservation foam experts
Our team can advise on the exact foam densities and specifications required for your specific application.
Single source supply
You can source all of the foam products and other archival packaging from us, reducing your costs and purchasing admin.
Vast heritage experience
We have more than four decades of experience converting technical foams into engineered conservation solutions for major national museums, independent galleries, and private archives.
Sustainability and preservation
We help your institution meet its environmental and sustainability targets by offering a range of long-lasting, reusable foams that contain up to 100% recycled content.
Wide range of options

Similar foam products

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UK experts

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