Thermosetting Polyurethane powder coatings based on saturated hydroxylated polyester resins, hardeners and pigments, for general industry and outdoor application.

Film Properties

All tests carried out on degreased and zinc phosphated Q-panels. Prepared under laboratory conditions at a film thickness of 60-80um 

Appearance 

GB/T5237.4-2000 

Various color & performance 

Gloss (60°) 

GB/T9754-88

From 2%-100% 

Impact Resistance

GB/T1732-93 

≥50 kg•cm

Bend (mandrel) 

GB/T6742-86 

≤3mm

Adhesion 

GB/T9286-88

Class 0

Pencil Hardness 

GB/T6739-86

H-2H 

Chemical Resistance

All tests carried out on degreased and zinc phosphated Q-panels. Prepared under laboratory conditions at a film thickness of 100-120 microns. 

3﹪HCl

GB/T1763-89

240 hours:  No effect

5﹪NaOH

GB/T1763-89

168 hours:  No effect

Corrosion Resistance

All tests carried out on degreased and zinc phosphated Q-panels. Prepared under laboratory conditions at a film thickness of 100-120 microns. 

Salt Spray 

GB/T1771-91

over 400 hours:  ≤class 1

Humidity 

GB/T1740-89 

over 500 hours:  ≤class 1

Exterior Durability

All tests carried out on degreased and zinc phosphated Q-panels. Prepared under laboratory conditions at a film thickness of 60-100 microns.

Artificial Weathering  (GB/T1865-1997) :     600 hours

Gloss Loss

≤class 2

Color Change

≤class 2

Pulverization

≤class 2

Gloss Durability for 12-month-Outside 

>85%

Gloss Durability for 800-hour-Inside

>90%