... plate, roller coating, galvanized steel and mirror aluminum, etc. Aluminum ceiling (clip in system and lay in system):1. The standard sizes see ... Raw materials : Aluminum, film plate, roller coating, galvanized steel and mirror aluminum, etc .- Thickness : Form 0.50mm to 1.50mm ... mm)Length (mm)Thickness (mm)Hight (mm)Treatment in surface1Clip-in 600mm6006000.50~1.50 mm15~30 mmPowder coating,Oil Coating ...