Air permeable(cast spray) powder coating

Product name: Air permeable(cast spray) powder coating

General introduction:

Air permeable powder coating is mainly composed of special resin, functional powder coatings composed of fillers and additives, and the coating has good degassing function of smooth surface, suitable for cast iron, the workpiece surface roughness of cast aluminum, hot rolled plate and other products.

Typical use:

This powder is applied to the casting of cast iron, cast aluminium, hot rolled plate and so on.

Product Series:

Can provide a flat powder coating product suitable for indoor or outdoor use.

Can also provide a variety of appearance and luster products according to the user's needs.

Powder physical properties:

proportion(g/cm³, 25℃)：1.2-1.8

Distribution of particle size: According to different varieties of powder and coating requirements to adjust

Curing conditions: According to the different varieties of products, please refer to the product with the technical specifications.

Coating performance:

Test items	Test the standard or method	Test indicators
Impact resistance	GB/T 1732-1993	50kg.cm
Cupping test	GB 9753-1988	8mm
Adhesion(Grid method)	GB/T 9286-1998	0 level
winding	GB 6742-1986	2mm
Pencil hardness	GB/T 6739-1996	1H-2H
Salt spray test	GB 1771-1991	>500 hours
Hot and humid test	GB 1740-1989	>1000 hours
Heat resistance	110℃×24h(white)	Excellent light retention, color difference≤0.3-0.4
Note	1. The above test uses 0.8 mm thick cold-rolled steel sheet with standard treatment, and the coating thickness is 50-70 um.
Note	2. The properties of the above coating may decrease slightly with the decrease of gloss.

Average coverage:

10-12 m²/kg, The film thickness is about 60um (calculated with 100% powder coating usage)

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