black polyester powder coating

1.Polyester powder coating 2.Excellent quality and competitive prices 3.MOQ:500kgs Give your metal products nice look.

Thermosetting polyester powder coating series select high quality special polyester production, with tough, durable, high gloss, good weather resistance of coating film, and has excellent exterior durability, heat resistance and excellent resistance to corrosion and powder performance.

 Applicable to the high-speed Rails, railway rails, windproof NET, galvanized metal, aluminum castings have a good effect, electrical equipment, heating and ventilation equipment, bicycles, auto parts, farm implements, various types of signs, commodity hardware, aluminium, construction Steel Windows, air conditioner and other outdoor products, appliances, surface coating

Technical index

Item	Index
Density	Loose no agglomeration, color uniformity
Level and melting foreign currency liquidity	(1.4~1.8)g/cm3, colors
Fineness of pulverization	(23~28)mm, depending on technical
Bin stability	24 months
Curing condition	(160~200)°C/(20~10)min

 Coating performance

Test items	Index
colors	Color plate standard
Appearance	Smooth
Thickness of film	(50-70)um
gloss	High gloss>81%, semi-gloss(31-80)%,matt(3-30)%
Impact resistance	>4.9J
Cupping test	>7mm
Cross hatch adhesion	Class 0
Scratch hardness	Pass 4kgright
Pencil hardness	(1-2)H
Flexibility	2mm
Water tolerance	Water tolerance
Salt spray resistance	1000h, no bubble, peeling or rust
Acid resistance (10%HCL)	300h,no bubble or soften
Alkali resistance (10%NaOH)	300h,no bubble, peeling or soften
Humidity& heat resistance	1000h, no bubble, peeling or rustf
Artificial accelerated aging,1000h	>different levels
Light resistance,240h (QUV rate of aging and loss of light)	≤10%
Weather resistance	No changes

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black polyester powder coating