Sand Grain Epoxy Powder Coating Factory

Product Description

Product name:                       
Powder Coatings Used Indoor(RH Series)

Introduction
The powder coating is cured by polyester resin and epoxy resin. It has excellent heat and humidity resistance,Salt fog resistance and corrosion resistance. It can be used for surface coating and decoration of various indoor appliances,furniture and hardware.

Appearance
   There are various appearance,from low gloss to high gloss.
   Special Appearance:Texture,sand,metallic or pearl,mixed color,other special appearance upon request.

Physical properties
Special gravity:1.2-1.8(depending on the gloss and color)
Distribution of powder size:100% less than 100 micron (can be adjusted by the application requirement)
Flowability: 120-140                                                        
Volatility  <0.8%

Cure condition
200ºC(Object temperature)/10mins
180ºC(Object temperature)/15mins   

Typical Performance Properties

All the tests as follows are carried out on 0.8mm steel panel with the film thickness of 50-70 microns.
 

Test Item	Method	Standard	Target
Gloss	60°Gloss Tester	GB/T9754-1988	+/-  5%
Film thickness	Film thickness Tester	GB1764-1979	60um-70um
Adhesion	Cross-cut Tester	GB/T9286-1998	0 Grade
Film Hardness	Film Hardness Tester(Japan)	GB/T6739-1996	1H-2H
Impact	Impact Tester	GB/T1732-1993	50cm*kg Positive Impact(According to Gloss)
Mandrel Bend	180°Bend	GB/T6742-1986	2mm-3mm
Cupping test	Erichsen tester	GB/T9753-1988	5mm-6mm
Color Difference	Color Difference Tester	GB/T11186.2-89	Dark<1.5,Light<0.5
Salt spray	Salt spray Tester	GB/T1771-1991	500h
Humidity Test	Constant temperature and humidity	GB/T1740-1979	500h,Changes<1 Grade
Bucholz Hardness	Bucholz Hardness Tester	GB/T 9275-1988	≥80(Length:1.15-1.2)
Surface	Visual	GB/T 9761-1988	No Particle above 60um
The distribution of Particle Size	Laser particle sizer	/	D(4,3) 35-40um

Remark:

1)Gloss: Can be adjust from 0 to 95 according to the request of customer
  2)Impact: Different gloss has different resistance capability of impact
                   Smooth:50Kg.cm,  Low gloss:40Kg.cm
  3)Mandrel Bend: The capability of bend is according to the gloss
4)The distribution of Particle: Use LS-POP(III)Laser particle sizer, it has no standard of tester method defined by the nation.
  5)Salt spray and Aging resistance: Will test according to client's request.
6)Cup-process tests may vary slightly depending on the glossy and surface effect of the product, with matte, reluster, and sand-grained cup-processes generally being slightly smaller than high-gloss powders

Average Coverage

9-12 square meters per kilogram at the film thickness of 60 microns.(at 100% powder utilization)

TGIC&Primid

Both TGIC & Primid system are available, we can supply as your requested.