VOC-Free Epoxy Polyester Hybrid Powder Coating for Home Appliances
Formulated for refrigerator, washing machine, air conditioner and microwave oven housings, this thermosetting powder coating delivers superior gloss retention, detergent resistance and scratch protection in a single durable layer.
Key Selling Points
✅ VOC-free composition – Epoxy and polyester resin base with no volatile organic compounds, supporting safe indoor application and environmental compliance.
✅ Salt spray resistance >500 hours – Coating remains unchanged after 500h exposure, with ≤2mm corrosion at cross-section, extending appliance life.
✅ Superior gloss and color retention – Available in custom RAL and Pantone colors with 5%-95% gloss levels per ISO 2813, maintaining aesthetic appeal.
✅ Excellent impact and scratch resistance – Withstands 50 kg/cm impact (ISO 6272) and ≥H hardness, protecting against daily wear.
✅ High coverage efficiency – Coverage of 8-10 m²/kg at 30-90 μm film thickness reduces material consumption and cost per unit.
✅ FDA compliant option – Available as food-grade, BPA-free formulation for appliance surfaces requiring food contact safety.
Technical Specifications
Property
Value
Type
Epoxy Polyester Hybrid Powder Coating
Color
Custom RAL & Pantone
Surface Finish
Superior gloss and color retention
Particle Size
Average 32-42 μm
Specific Gravity
1.2-1.7 g/cm³
Coverage
8-10 m²/kg at 30-90 μm film thickness
Film Thickness
70 μm
Application
Tribo Gun or Electrostatic Spray Gun
Curing Temperature
180-200℃ for 10-15 min
Gloss
5%~95% (ISO 2813:2014)
Impact
50 kg/cm (ISO 6272-1:2017)
Bending
≤2mm (ISO 1519:2002)
Cupping
≥6mm (ISO 1520:2006)
Adhesion
0 Grade (ISO 2409:2020)
Hardness
≥H (ISO 15184:2020)
Salt Spray Resistance
500h, unchanged; ≤2mm corrosion (ISO 7253:1996)
Humidity Resistance
1000h, gloss loss ≤ level 1 (GB/T1740-2007)
Chemical Resistance
Good resistance to general acids and oils; average alkali resistance
Models and Options
Custom RAL & Pantone colors
Gloss levels from 5% to 95%
Food-grade (FDA compliant) and antibacterial formulations available
Materials and Structure
Formulated with epoxy resin, polyester resin, TGIC curing agent, pigments, and additives. The hybrid resin system provides balanced mechanical and chemical properties ideal for indoor applications.
Applications
Refrigerator and freezer housings
Washing machine drums and panels
Air conditioner units (indoor and outdoor)
Microwave oven casings
Customization
We offer custom color matching, gloss adjustment, and optional antibacterial or food-grade properties. Minimum order quantity is 100 kg for bulk orders, with 1 kg sample orders available.
Case Study
A home appliance manufacturer required a coating for air conditioner outdoor units with exceptional weather resistance. Our hybrid powder coating withstood 500h salt spray and maintained color for over 10 years outdoors, reducing warranty claims.
FAQ
Q1: What is the minimum order quantity?
MOQ is 100 kg for bulk orders; sample orders are 1 kg.
Q2: Can you match specific RAL or Pantone colors?
Yes, we customize colors to your exact RAL or Pantone reference.
Q3: How is the powder applied?
It can be applied with tribo gun or electrostatic spray gun.
Q4: What curing conditions are required?
Curing at 180-200°C for 10-15 minutes is recommended.
Q5: Is this product VOC-free?
Yes, it contains no volatile organic compounds, making it safe for indoor use.
Q6: Does it pass salt spray testing?
Yes, it withstands 500 hours of salt spray with no change and ≤2mm corrosion at cross-section.
Q7: Can it be used for outdoor applications?
While designed for indoor use, it exhibits excellent weather resistance, making it suitable for certain outdoor components.
Q8: What surface preparation is recommended?
Proper metal pretreatment is advised for optimal adhesion and performance.
Inquiry Information
For pricing and specifications, contact our sales team.
