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Materials for waterproofing membrane manufacturerssales@merilywaterproofing.com
For bituminous membrane manufacturers

Inspect Metallized PET Surface Damage Without Confusing It with Foil Thickness

Record visible marks on the correct film and face. Surface photographs can support a receiving discussion, but they do not measure the metal layer or establish a performance result.

Merily Waterproofing · Material Buying Guide
Silver film surface reference. Confirm metallized PET construction; appearance alone is not a foil-thickness measurement.
Silver film surface reference. Confirm metallized PET construction; appearance alone is not a foil-thickness measurement. · Select to enlarge

Identify the film before inspection

Record the metallized PET grade, base thickness, width and roll reference. Common selections are 25 and 36 μm PET base.

Keep this product separate from PET / physical aluminium-foil laminate. A common silver colour is not sufficient identification.

Describe the visible feature

Photograph the relevant face with an overview and a clear closer view. Mark the location across the width and along the accessible roll where appropriate.

Use neutral descriptions such as visible marks or appearance variation before a cause is established. Distinguish protective-wrap damage from a feature on the film.

Surface-condition record

On a phone, swipe the table sideways to see every column.

ItemKeep
IdentityMetallized PET grade and roll reference
FaceThe inspected surface
LocationWidth zone and roll / sample position
ObservationDescription and clear photographs
CriterionAgreed appearance requirement
Separate evaluationAny required adhesion or other technical test
Metallized PET film rolls from the product archive.
Metallized PET film rolls from the product archive. · Select to enlarge

Use the agreed criterion

Compare against the actual appearance requirement or approved reference. If a quantitative evaluation is needed, retain its method and result separately.

A photograph does not determine physical foil thickness; metallized PET does not use the same physical foil-layer description as the laminate. It also does not prove barrier or adhesion performance.

Retain the order connection

Keep the roll label and sample references with the observation. Record inspection or unwinding steps so later findings remain connected to the original delivery.

Send Merily the selected grade, order identity and relevant photographs for an order-specific discussion. Define any special appearance acceptance in future RFQs before confirmation.

Questions for This Purchase

Can a photograph measure the metallized layer?

No. It documents visible condition.

Should wrapping and film damage be combined?

Identify which component is affected.

What makes the record useful?

Product identity, location, acceptance reference and relevant photographs.

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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