Sandwich panel glue (PU glue)
It is a two components Polyurethane glue, which are separated pumped and dispensing on coil surface, then mixed together by spread brush, finally foaming and curing in main lamination machine.
|
Component A |
Component B |
Appearance |
Light brown |
Dark brown |
Main components |
Polyether polyol |
Isocyanate |
Net weight (Kg/drum) |
200 |
250 |
Gross weight (Kg/ drum) |
215 |
265 |
Packing |
Steel drum |
Steel drum |
Mix ratio |
1:1.25 |
|
Foaming time (s |
20-40, adjustable |
|
Curing time (s) |
50-70, adjustable |
|
Shearing strength (Mpa) |
≥200 |
|
Peeling strength (Mpa) |
≥300 |
Panel protective film
It's a kind of self-adhesive PE film which is specially designed for sandwich panel surface protection purpose, its thickness and width can be various.