Powder Coated Balcony Railing

Powder Coated Balcony Railing, 1. Material: Hot-dip Galvanized steel tube and Aluminum profile 2. Technology Procedure - Four layers surface coating treatment: 1. Hot-dip galvanizing: Extra protection against rust, corrosion; 2. Phosphate conversion coating: Promote adhesion between steel and coating film; 3. External surface primed coating: Provide long-lasting, anti-impaction and anti-corrosion; 4. Polyester colorful coating: With extra anti-UV rays, corrosion and self