Automobile hub for bottom powder

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 Product Profile

Bottom powder for metal work—piece and automobile hub features excellent boiling resistance, chemical resistance, and good adhesion properties, etc. And it meets the export requirement and can also be designed in accordance with the demands of customers and cured at low temperatures.

Features

 It has excellent chemical resistance, mechanical performance, and storability, and it can properly adhere to the base coating material. It is non—hazardous and does not irritate skin.

Basic Performance

Density: (ASTM D792)1.2—1.8[{g/cm³] Depending on the color.

Particle Size: General average particle size 25—30μm, according to different applications.

Storage: In an environment below 30 DEG C, dry indoor storage for 12 months.

The Theory of Spraying Area: 9.0—13.8m² (100% utilization rate, with the film thickness of 60 mu m calculation, and the proportion of related)

Test Results

TEST ITEMTEST METHODOutcome Requirements
Cross cut test for adhesion 1mmGB/T9286-98  ISO2409Grade 0
Anti—impact testGB/T1732-93  ASTM D279450kg.cm (direct)
Cupping testISO 1520

Coating does not have cracks on it,

Nor does it peel off

Bending testISO 1519

The coating does not have cracks on it,

Nor does it peel off

Anti—strike performanceEN ISO 20567-1 Method B1
湿热条件下大气凝结实验(240h)EN ISO 6270-2-CH

Foaming in accordance with EN4628—2 0(S0)

Rusting in accordance with EN4628—3 RiO

Atmospheric condensation

experiment in moist heat(240h)

ISO 6270-1The largest foam is 1mm

Copper accelerating acetate salt spray

(CASS) (240h)


EN ISO 9227

Corrosion is accordance with EN4628-8 c≤2 mm

Peeling off the coating in accordance

with EN4628-8 d≤2 mm