Choosing BOPP tape comes down to four decisions. This is the short overview; each section links to a detailed guide if you want to go deeper.
1. Micron — match thickness to carton weight
Micron is the total tape thickness (backing film plus adhesive). Higher micron mainly adds a thicker adhesive coat and more puncture resistance, not just "thicker plastic." 38 micron is the everyday market default and handles most 10–30kg cartons; step up to 48–50 micron only for genuinely heavy or export shipments — monsoon season alone doesn't require it.
→ Full breakdown: BOPP Tape Micron Guide
2. Width — match it to carton size and flap
48mm is the dominant sealing width and the right default for most small-to-medium cartons. Move to 72mm only when the flap is long or the board is weak. Narrow 24mm is for bundling and labeling, not sealing.
→ Full breakdown: BOPP Tape Widths Explained
3. Adhesive — acrylic vs hot-melt, by conditions
Water-based acrylic is the cost-effective default for standard shipping — including ordinary monsoon-season and coastal shipments — and releases cleanly. Hot-melt is the exception for direct rain/water exposure, genuinely extended humid storage, export, and recycled/damp board where the seal cannot fail.
→ Full breakdown: Acrylic vs Hot-Melt Adhesive
4. Taping pattern — single-strip vs H-taping
Width and micron don't matter if the pattern is wrong. A single strip is fine for light parcels; use H-taping (top seam plus both side edges) for anything over ~5kg or export-bound — it matters more than most buyers expect.
→ Full breakdown: Common Tape Sealing Mistakes
Going further
- Types of BOPP Tape — clear, brown, coloured, printed
- Printed BOPP Tape for Branding
- BOPP Tape Storage & Shelf Life
- BOPP Tape Manufacturing Process
Not sure which specs fit your cartons? Talk to PackGPT with your carton weight and shipping conditions, or generate a quote once you know what you need.