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Waterproofing membrane raw materials

Metallized PET Film for Waterproofing Membrane Facings

PET film with a deposited aluminium coating for metallic membrane-facing applications. Common 25 and 36 μm gauges describe the PET substrate—not a solid foil layer.

25 / 36 μm common PET gaugesDeposited aluminium coatingNo separate solid foil layer
Metallized PET film rolls
Metallized PET film rolls · Select to enlarge
Application & selection

The right material for the right layer.

Metallized PET film provides a metallic surface on a polyester film substrate. Its construction differs from PET laminated to solid aluminium foil, even when the two materials look similar in a roll photograph.

Where it is used

For metallic membrane-facing designs where metallized PET is specified. Confirm coating-side orientation, bonding method and converting conditions with the product specification.

Palletized film rolls prepared for handling
Palletized film rolls prepared for handling · Select to enlarge
Choose your format

Specifications & available formats.

SubstratePolyethylene terephthalate (PET)
Common substrate thicknesses25 / 36 μm
Metallic layerDeposited aluminium coating
Gauge definitionStated thickness is the PET substrate thickness
Roll dimensionsWidth and roll length to the selected order
Common roll lengthApprox. 5000 m

Include the selected specification, quantity and destination in your inquiry. Roll format and packing are confirmed with the quotation.

Keep performance with its specification

Technical data for the stated grade.

ConstructionMetallized PET, without a separate solid foil layer
Coating orientationSpecify which face is coated and how it is wound
Grade selectionConfirm the PET gauge and the required facing performance

Mechanical data for solid aluminium foil / PET laminate is not used for this product. Agree the selected metallized PET specification separately.

Practical purchasing checks

Make the order fit your production.

Identify the metallic structure

If a specification requires a solid aluminium foil layer, select the laminate page instead. A silver appearance does not establish that structure.

State the coated face

Provide the bonding method, coating orientation and winding requirements to avoid an incompatible production roll.

Quote on a clear gauge basis

Use 25 or 36 μm PET substrate thickness, required width and roll length when requesting a quotation.

Packing & supply

Agree the packing before shipment.

Common roll lengthApprox. 5000 m
Typical pallet layout4 rolls per pallet
Pallet planning referenceApprox. 900 kg; actual film weight varies with PET gauge and width
25 μm / 5000 m exampleApprox. 169 kg at 960 mm width; approx. 187 kg at 1060 mm width, per roll
36 μm / 5000 m exampleApprox. 243 kg at 960 mm width; approx. 269 kg at 1060 mm width, per roll
Final packingConfirm roll net weight, core and protection; pallet gross weight includes packing

Packing photographs show examples. The final packing list states the roll count, net/gross weight and dimensions for the actual order.

Production lead time

Standard order: approximately 10 days for one 40-ft container order.

Customized specification: approximately 10–15 days.

Confirm the schedule against the final specification and order. Ocean or road transit is separate from production lead time.

Request packing and delivery details →
Useful numbers for your order

Material yield & roll-weight planning.

PET material-volume referenceApprox. 0.71 m³ per tonne; material volume, not packed volume
25 μm PET substrateApprox. 28.4 m²/kg
36 μm PET substrateApprox. 19.7 m²/kg
CalculationApprox. PET area (m²/kg) = 710 ÷ substrate thickness (μm)

Yield uses the PET substrate reference; it excludes core, packing and the effect of the deposited coating. Four-roll pallet weight depends on gauge, width and length. Approx. 900 kg is a planning reference, not the weight of every 5000 m format.

Download the raw-material catalogue.

Keep the specifications together.

Download the English raw-material catalogue, with separate specifications and technical-data sections.

Download English PDF ↗
Product FAQ

Questions about Metallized PET Film.

Does this product contain 7 μm aluminium foil?

No. The aluminium is a deposited coating. The stated 25 or 36 μm gauge refers to the PET substrate.

Which product has a solid aluminium layer?

PET / Aluminium Foil Laminate contains a separate solid foil layer. Its common builds are listed on the separate laminate page.

What details are needed for an inquiry?

Send PET gauge, film width, roll length or maximum roll weight, coating-side orientation, intended facing application, quantity and destination.

For membrane manufacturers

Send your specification.
Get a clear material quote.

Tell us what you produce, the material you need and your required roll format. Include the quantity and destination port so we can prepare the product and packing details together.

Useful details: thickness or basis weight, width, roll length or weight, core, quantity and application. For release film, add coated side and release requirements.

sales@merilywaterproofing.com

Standard production: approximately 10 days for one 40-ft container order. Customized specifications: approximately 10–15 days. Confirm the schedule with the final order.

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