Natural Rubber Bopp Tape Jumbo Roll
OPALUS PACK is a manufacturer of natural rubber bopp tape jumbo roll for converters making fast-grip carton sealing tape. It uses BOPP film backing and natural rubber adhesive for quick tack on rough kraft liner, recycled corrugated cartons, dusty carton flaps, and cold or humid warehouse packing areas. Its value is early surface grab: after short pressure contact, the adhesive catches paper fibers quickly and helps reduce flap rebound or early edge lifting.
- Material: BOPP film backing with natural rubber adhesive
- Adhesive focus: quick tack and early surface grab
- Thickness: 40-65 um total thickness
- Jumbo width: 980 mm, 1020 mm, 1260 mm, 1280 mm, or custom
- Color: clear, brown, light yellow, or custom tint
- Use: slitting into carton sealing tape rolls
Key Features of BOPP Jumbo Rolls
Product Overview
Natural rubber BOPP tape jumbo roll is a semi-finished material for slitting, rewinding, and finished roll production. The BOPP film gives tensile strength and stable unwind, while the rubber adhesive layer is chosen when fast first-contact adhesion matters more than a bond that builds slowly.
This is important on recycled board, rough kraft liner, and cartons with light storage dust. In sample observation, the rubber-based coating can wet uneven paper fibers soon after roller pressure, helping the tape stay flat before the carton flap pushes back.
Compared with acrylic adhesive tape, this product is more practical when cartons are not perfectly clean, dry, or smooth. Compared with solvent adhesive jumbo roll, it is not mainly for outdoor weathering or heavy export stress. Its stronger role is quick tack packing tape for recycled carton sealing, low temperature packaging, and humid warehouse sealing.
Benefits
- Fast first-contact adhesion after short pressure contact.
- Better early bonding on recycled corrugated cartons, rough linerboard, and dusty carton flaps.
- Helps reduce flap rebound when cartons move soon after sealing.
- Useful in cold-room transfer and humid warehouse packing where early edge lifting may appear.
- Supports stable slitting and rewinding when unwind tension and edge cutting are controlled.
- Typical checks include rolling ball tack reference, peel adhesion, and edge lifting review after 30 min and 24 h.
How does natural rubber adhesive improve quick tack on rough or recycled cartons?
In carton sealing tape conversion, first contact between adhesive and paper often decides whether the seal stays flat or lifts at the edge. Natural rubber adhesive is useful on recycled corrugated cartons, rough kraft liner, dusty carton flaps, or uneven ink coverage because the rubber adhesive layer can wet the paper surface quickly after pressure. This helps finished rolls perform better where boxes move soon after sealing.
TDS / Technical Data Sheet
| Item | Typical Value |
|---|---|
| Product Type | Natural rubber BOPP tape jumbo roll for slitting and rewinding |
| Backing Film | BOPP film backing |
| Adhesive Type | Natural rubber adhesive |
| Total Thickness | 40-65 um typical factory range |
| Film Thickness | 23-30 um typical reference |
| Jumbo Roll Width | 980 mm / 1020 mm / 1260 mm / 1280 mm, custom width available |
| Jumbo Roll Length | 4000 m / 6000 m typical reference, project-dependent |
| Initial Tack | High initial tack / quick grab, confirmed by sample trial |
| Peel Adhesion | 6.5-8.5 N/in typical factory reference, surface-dependent |
| Holding Power | Flap rebound and edge lifting observation after 30 min and 24 h |
| Service Temperature | -10 C to +60 C typical reference after proper application |
| Application Temperature | +10 C to +40 C recommended for stable bonding |
| Slitting Check | Clean slitting edge, stable unwind, low adhesive transfer |
Applications
- Slitting into natural rubber BOPP tape for carton sealing rolls.
- Finished roll production for recycled corrugated cartons and rough kraft boxes.
- Warehouse sealing where cartons have dust, fiber variation, or uneven board surfaces.
- Cold-room transfer packaging where quick surface grab is needed after sealing.
- Humid warehouse sealing where early edge lifting needs to be reduced.
What should be checked before using natural rubber BOPP tape in cold or humid storage?
Cold-room transfer, damp warehouses, and recycled carton board can change tape performance after application. Natural rubber BOPP tape jumbo roll is often selected when quick adhesion is more important than a slow-building bond, especially where acrylic tape may lift early on moist or dusty carton surfaces. Finished rolls should be tested on the actual carton board under expected temperature, pressure, and dwell time. A flap rebound check after 30 minutes and 24 hours can show whether early tack is enough.
FAQ
Is natural rubber adhesive the same as solvent adhesive?
No. Natural rubber adhesive focuses on quick tack and early bonding to rough or recycled carton surfaces. Solvent adhesive is usually used for longer holding power, weather resistance, or heavier stress.
Can this jumbo roll be converted into machine-use carton sealing tape?
Yes. It can be slit and rewound for hand dispensers or carton sealing machines. Check unwind tension, slitting edge, and adhesive transfer with sample rolls.
Is it suitable for recycled corrugated cartons?
Yes. The adhesive can grab rough paper fibers quickly after pressure contact. Testing is recommended when the board has high recycled fiber, dust, or uneven texture.
What is the key test before confirming the specification?
Initial tack, peel adhesion, and flap rebound are the main checks. For cold or humid storage, review edge lifting after 30 min and 24 h.