PRODUCT DATA SHEET
WL8058A / WL8058B
POLYURETHANE ADHESIVE
TWO-COMPONENT, SOLVENT-FREE
DESCRIPTION
●Specially designed for structures of OPP/VMCPP, OPP/VMPET, OPP/PE, PET/PE, PA/PE, BOPP/CPP composite.
●With resistance to water boiling of 100℃/30min for plastic films structure.
●Applicable to plastic/plastic , aluminum coating or Al/plastic as substrate, such as biscuit packaging.
PHYSICAL PROPERTIES | ||
Type | WL8058(A) | WL8058(B) |
Appearance | light yellow clear liquid | light yellow clear liquid |
Solid content (%) | 100 | 100 |
Composition | -NCO | -OH |
Viscosity at 25 °C(mPa.s) | 1000-2000 | 2000-3000 |
Density at 20 °C (g/cm³) | 1.170±0.05 | 1.170±0.05 |
OPERATION CONDITIONS
Applicable equipment | Solventless laminator (Manual mixing or Automatic mixing is available) |
Recommended mixing ratio | A:B=100：70~90 (OPP/CPP OPP/ VMCPP OPP/VMPET) |
Recommended running speed | ≤240m/min |
Coating weight | 1.2g~2.2g |
Mixing temperature | 30-40℃ |
Fixed roller temperature | 35-45℃ |
Transfer roller temperature | 35-45℃ |
Compound roller temperature | 45-55℃ |
Operational time | The mixture of component type A & B under prescribed mixing temperature should be consumed within 30 minutes |
Curing time at 45-55℃ with 70% of the environment humidity | 24-36hrs |
PACKAGING & STORAGE
| WL8058A | 20 kg/Bucket |
| WL8058B | 16 kg/Bucket |
Note: The products are stored in sealed buckets, could be kept for 6 months at the temperature of 5~30℃. If opened, please consume as soon as possible.
FURTHER INFO
Flexible packaging can be made with flexible materials that can be packed, sealed and can retain the freshness of its content. Be it moulding the packages into a variety of shapes or preserving the flavor and safety of food or logistical aspects, all are covered under the flexible packaging. This is the major benefit that makes flexible packaging the first choice for food packaging. The package can last for a very long time; if it is stored in the right conditions. Flexible packaging is environmentally friendly as it uses less material and less wastages to make it.Product packaging serves to protect the product inside at its most base level. The packaging must keep the product safe during shipment between the manufacturing facility and the retailer and must prevent damage while the product sits on the shelf. Hence, product packaging must be reliable and sturdy. Most of the companies package their products with locks and seals that prevent tampering and further ensure the safety and integrity of the product.
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