PRODUCT DATA SHEET
WY8079A / WY8079B
POLYURETHANE ADHESIVE
TWO-COMPONENT, SOLVENT-FREE
DESCRIPTION
●Specially designed for structure of aluminum foil / film.
●Good bonding after curing, high transparency, odorless.
●Anti boiling of 121℃/30mins for sterilization for Al/film packaging.
PHYSICAL PROPERTIES | ||
Type | WY8079(A) | WY8079(B) |
Appearance | light yellow clear liquid | light yellow clear liquid |
Solid content (%) | 100 | 100 |
Composition | -NCO | -OH |
Viscosity at 25 °C(mPa.s) | 2000±1000 | 3500±1000 |
Density at 20 °C (g/cm³) | 1.14±0.05 | 1.13±0.05 |
OPERATION CONDITIONS
Operational equipment | Solventless laminator (Manual mixing or Automatic mixing is available) |
Suggested mixing ratio | A:B=100：70~90 |
Suggested running speed | ≤350m/min |
Coating weight | ≥1.1g |
Mixing temperature | 42-45℃ |
Fixed roller temperature | 43-50℃ |
Transfer roller temperature | 43-50℃ |
Compound roller temperature | 45℃ |
Operational time | The mixture of component A & B under prescribed mixing temperature should be consumed within 30 minutes |
Curing time at 40-50℃ with 70% of the environment humidity | 24-48hrs |
PACKAGING
| WY8079A | 20 kg/Bucket |
| WY8079B | 16 kg/Bucket |
MEGABOND BRIEF
Since the establishment of the enterprise, Megabond has received several honorary titles issued by the governments: Top 50 private enterprises in Huangshan city, The most trustworthy units in Anhui labour and social security department , The famous-brand products in Anhui, and so on.
The Plant II Project is not only producing the adhesives for flexible packaging field, but also producing the adhesives for the construction, electronic and home applicance industrial fields.
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