PRODUCTS
PE painted aluminium coil
Brand name: Skyrainbow
Specification:
Thickness: 0.15mm-0.7mm
Width: 900mm-1.570mm
Color refer to our standard color catalogue, also can produce according to the customers requirement

Raw material:
The alloy of the aluminium: AA1100, AA3003, AA5005
Paint: PE

Specification:
Thickness: 0.12-0.70mm
Width: 1240mm, 1270mm, 1520mm, 1570mm etc
Max diameter: 1200mm
Weight: 2.5T/ coil, 3T/coil
Interior diameter: 505mm or 405mm
PE thickness: ≥ 16um
Gloss: meet the customer requirement
Color standard: E ≤ 2 or it is not obvious by eyeballing
Pencil hardness: ≥ 2HB
Coating adhesive: not lower than first grade
Impact: no any crack (50kg/cm, ASTMD-2794:1993)
Buketon: ≥ 100 times
boiling point: no any didtortion and color change (in the 99 ± 1 degree water, then cooling 2 hours)
Corrosive: surface deeping in the 5% muriatic acid and 5% NaCL, interior deeing in the 2% muriatic acid and 2% NaCL, after 48 hours, no change
Package standard: PE plastic in interior, same width hardboard out of surface
Testing report:
NO.
 ITEM TESTING METHOD RESULT
1
 coating thickness minimum≥16um 16um
2
 Gloss tolerance ≤10(gloss<70) 1.7(gloss=32.1)
≥5(gloss≥70)
3
 pencil hardness ≥HB 3H
6
 coating flexibility ≤2T 2T
7
 Adhesive strength not lower than grade 1 grade 1
8
 Impact resistance 50kg.cm no depainting, no crack 50kg.cm no depainting, no crack
10
 boiling water resistance no change no change
12
 acid resistance no change no change
13 alkaline resistance no change no change
14 oil resistance no change no change
15 solvent resistance no change no change
16 scrub resistance ≥1000 times no change ≥1000 times no cahnge