Articles on shrink film.
Comparisons, technical guides, and industry references — for shrink-sleeve converters and brand owners.
Laser Coding on Shrink Sleeves: Marking Without Ink
How end-of-line laser coders put permanent dates, batch numbers, and traceability codes on finished shrink sleeves — the marking mechanisms, laser wavelengths, how the film has to withstand the beam, and how laser compares with inkjet and thermal transfer.
How Does PETG Shrink Film Work? The Heat-Shrink Mechanism
The molecular reason a PETG sleeve grips a bottle: how stretching freezes shrink memory into the film, why the glass transition switches it on, and how the shrink curve runs.
Shrink Sleeve vs Stretch Sleeve: Which to Use
Shrink sleeves and stretch sleeves suit different bottles. Compare them on heat, fit to contours, film clarity, line speed, and how each behaves in PET recycling.
Shrink Sleeve vs BOPP Wrap-Around Label: Which to Use
Shrink sleeves and BOPP wrap-around labels suit different bottles. Compare them on shape, cost, line speed, coverage, and how each separates in PET recycling.
Shrink Sleeve vs In-Mold Label: Which Fits Your Container
How in-mold labels and shrink sleeves differ on the containers they fit, tooling and volume economics, mono-material recycling, and shelf durability — and which decoration route suits your pack.
RPET Shrink Film: Recycled Content, GRS & Proof
How recycled content enters RPET sleeve film, what GRS verifies, and how scope and transaction certificates make a recycled claim auditable under EU rules.
CPET Shrink Sleeves: Recycled in the RIC 1 PET Stream
How crystallizable PET sleeve film clears the float-sink tank and the dryer that trip other sleeve materials, and how to spec one that recovers with the bottle.
PETG vs PLA Shrink Film: Recyclable vs Compostable
How PETG and PLA shrink sleeve films compare on shrink performance, heat tolerance, and end-of-life fate — and why the recovery stream usually decides the call.
Shrink Sleeve vs. Pressure-Sensitive Label: Which to Use
Shrink sleeves and pressure-sensitive labels suit different bottles. Compare the two on shape, decoration, tamper evidence, line speed, cost, and recycling.
Shrink Sleeve Artwork Pre-Distortion for Bottle Contour
How shrink sleeve artwork is stretched before printing so it reads right once it grips the bottle — the prepress data flow, TD/MD role, and shrink proofing.
Importing Shrink Film from China: A Buyer's Guide
Source, sample, spec-lock and clear customs on PETG shrink film from China: Incoterms, payment, export packing, HS 3920.62 and the pitfalls importers miss.
Shrink Sleeves for Engine Oil and Lubricant Bottles
How to spec shrink sleeves for engine oil and lubricant bottles: conforming to shaped HDPE, surviving oily handling, tamper evidence, SKU sorting, recycling.
How to Verify Shrink Film Certifications
A buyer's guide to authenticating GRS, REACH, and EU 10/2011 shrink film paperwork — the fields to read, the official registries to check, and red flags.
How to Choose PETG Shrink Rate: 65%, 75% or 80%
Size a PETG shrink sleeve by bottle shape: measure the curve, calculate the shrink you need, and route it to the 65%, 75%, or 80% tier without over-buying.
Shrink Sleeves for Yogurt Cups and Dairy Bottles
A sourcing guide to opaque, light-blocking shrink sleeves for yogurt cups and dairy bottles: how to specify opacity and shrink, and keep the bottle recyclable.
Shrink Sleeves for Bottled Water: Film Selection Guide
Speccing shrink sleeves for bottled water: thin-wall distortion on fast lines, the low-temperature shrink window, cold-chain grip, and clean bottle recycling.
Clear vs White PETG Shrink Film: Which to Choose
Choosing clear vs white PETG shrink film comes down to two questions: does the pack need to show the product, and does the fill need protection from light? A practical selection guide.
PETG vs POF Shrink Film: Which Fits the Job?
PETG vs POF shrink film compared by job — directional vs biaxial shrink, recycling streams, gauges and crosslinking — so the right film matches the package.
What Is a Shrink Sleeve Label?
How shrink sleeve labels wrap a container 360°, why the film shrinks, the materials they use (PETG, PVC, OPS, PLA), how they print and recycle, and how to choose a grade.
How to Choose a PETG Shrink Film Supplier
A buyer's framework for sourcing PETG shrink film: which specs, COA line items, certifications, sample terms, and export-packing details to demand before paying.
Tamper-Evident Shrink Bands for Bottles: A Selection and Sizing Guide
How to choose, size, and apply tamper-evident shrink bands for bottle seals — material options, the lay-flat formula, closure fit, heat application, and the procurement specs that matter at volume.
PETG Shrink Film Problems: Defects, Causes & Fixes
How the common PETG shrink-sleeve defects arise across tunnel type, tension, temperature, and film grade — and how to diagnose, fix, and prevent each on the production line.
PET Shrink Sleeve Printing: Gravure vs Flexo vs Digital
How rotogravure, flexography, and digital printing differ on PET shrink sleeves — plate cost, run-length economics, variable data, reverse printing, distortion compensation, and ink-to-shrink matching.
Are PET Shrink Sleeves Recyclable? Routes & Trade-offs
How PET shrink sleeve labels move through bottle recycling — the three design routes that keep them out of the contamination pile, and how US, EU, and China rules now judge them.
Transparent Label Film: What Determines Optical Performance
How haze, transmittance, clarity, and gloss define a transparent label film, what material and thickness do to each, how shrinking changes the optics, and how to read a spec sheet.
PETG vs PVC Shrink Film: Shrinkage, Recycling & Cost
PETG vs PVC shrink film compared on shrinkage, distortion control, clarity, PET recycling, chlorine, and delivered cost — plus where each still fits.