electrostatic spray stainless steel color powder coating paint
electrostatic spray stainless steel color powder coating paint
Spec:
| Film Thickness | 80-90μm |
| Curing Temperature | 180℃(Object temperature) for 15 minutes |
| Powder Coated Film Mechanical Properties | |
| Adhesion | Cross-cut (2mm), no loss of adhesion |
| Impact Resistance | Direct & Indirect 50kg/cm |
| Pencil Hardness | 2H |
| Flexibility | 6mm Mandrel |
| Bending Test | 3mm |
| Powder Coated Film Chemical Resistance | |
| Salt Spray Test | 5% NaCl Solution for 500 hours - No change |
| Acid Resistance | 5% HCL for 48 hours dip test - No change |
| Alkali Resistance | 5% NaOH for 48 hours dip test - No change |
| Surface Preparation | |
| All surfaces shall be degreased and pre-treated for optimal performance before application | |
| Aluminium | Yellow chromate or green chromate/phosphate |
| Ferrous metals | Zinc phosphate or Iron phosphate |
| Zinc coated metals | Zinc phosphate or choromate conversion |
| Storage Stability | |
| Store in ventilated, dry, clean room, temperature < 25℃ | |
| Relative humidity 50-65% | |
| Away from direct sunlight, fire, heat | |
| For best performance, use within 6 months | |
Other data:
Specific gravity: 1.2-1.7g/cm3 ,(relative to product color)
Theoretical coverage: 9.8-13.8m² depend on specific gravity (60µm film thickenss)
Gloss level:
High gloss (above 85%),
Flat gloss (50%-85%),
Semi gloss (7%-50%),
Matt (below 7%)
Ultra high gloss properties: 450 – 600%
CURING CONDITIONS
180 °C ~ 200 °C (work piece temperature), 10-15 minutes
PHYSICAL PROPERTIES
- Specific gravity : 1.2 ~ 1.8g/cm3 up to colors
- Particle size distribution: 100% less than 100 microns (depending on the specific indicators art effects may be, according to the special requirements of painting adjusted)
- Level of liquidity: 24 ~ 27 mm
JINHU COLOR POWDER COATING CO.LTD Provides a wide range of chemical resistance epoxy resin powder coating . It mainly includes the epoxy powder coating,the hybrid powde coating,the polyester
powder coating and the polyurethane powder coating.
Coating Properties
Mechanical property | ||
Testing items | Standards and methods | Inspecting index |
impact strength | GB/T1732-1993, AS3715 2.8 | 30-50kg/cm |
Bending resistance | GB/T1185-88, AS1580 402.1, ISO9227 | Pass 2-5 millimeters |
Adhesion CHECKED TEST | GB/T9286-88,2mm Cross cut, ISO2409 | Pass100/100, passes 0 levels |
Cupdrawing:Erichsen, ISO1520 | Erichsen, ISO1520 | Pass 3-7 millimeters |
Pencil hardness | GB/T6739-86, Mitsubishi | Pass H-2H |
Chemical resistance and weather resistance | ||
Salt spray test | GB/T1771-91,500 hours | The cross section of corrosion less than 2MM |
Hot and damp resistance test | the GB/T17740-79(89),1000 hours | Without air bubbles, loses the light slightly |
Acid resistance | 10% CH3COOH, 240 hours | Without air bubbles, the surface without damage |
Alkali resistance | 10% NaOH, 240 hours | Without air bubbles, the surface without damage |
Heat resistance | 200degree,1 hour | The color change is lower than E=1.5 |
Solvent resistance | MEK24 hours soaked in solvent-free | Without air bubbles, the surface without damage |
uvioresistant | QUV-313,500 hours | Gloss higher than 80% lower than the Munsell color change level |
Water tolerance of | 2 hours | No bubble, not falling, losing light |
Packing
Carton packaging, with polyethylene chloride bag, the net weight is 20 kg.
Storage and shippment
The white powder coating must be stored in ventilated, dry and clean room with temperature below 25oC, Keep it away from fire, heat,and direct sunlight. Outdoor stacking is prohibited. Avoid rains and exposure to sunshine during shipment. The period of validity is 6 month under above condition. Expired products can not be used unless re-testing result meets the utilization standards.
Health and safety
The white powder coating is no hazardous ingredients contained. Wearing anti-dust mask and goggles to avoid inhalation of dust. Try best to avoid longtime contact with powder. The coating adhesive to the skin can be washed with soap
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