Polyester-epoxy powder coating
Polyester-epoxy powder coatings enjoy complete range of varieties, multiple colors.
This series of products feature excellent appearance, flexible coating film, good thermal resistance, outstanding mechanical and physical properties.
It is suitable for the surface coating of household appliances, furniture, filing cabinet, kitchenware, display stand, shells of meters and instruments, hardware etc.
1. Specification of powder coating:
Item |
Item |
Remark |
Status in container |
uniform color, loose no caking |
- |
Powder 180-mesh (88 µm) residue on sieve |
< 0.5% |
adjustable upon users' demand |
Melt fluidity |
tilting method 150°C± 2°C 20 -70mm |
- |
Gel time |
200°C ± 2°C 30-180s |
- |
Curing conditions |
180°C ± 2°C 15 -20mm |
effective temperature |
2. Specification of coating film:
Item |
Item |
Color |
meet the standard color plate |
Appearance |
plain, neat and smooth |
Lustre(60 degree) |
highlight≥ 85%, semi-gloss 51-84%, flat 15-50%, dull < 14% |
Film thickness |
60-80 µm |
Impact strength |
highlight 50kg · cm Square/reverse impact pass ;(semi-gloss, flat, none)square impactpass, reverse impac: upon clients' request |
Pencil hardness |
2H without scratch |
Adhesive force(cross cut test) |
1mm 6 × 6 0 grade |
Bend test(hammer-shaped shaft) |
3mm pass |
Salt fog resistance |
500h no more than grade 1 |
Damp heat resistance |
500h no more than grade 1 |
Cupping test |
≥ 6mm |
|
