1.Temperature Resistance 2.Excellent heat preservation and sound insulation 3.Standard size: 1,220 x 2,440mm specificationStandard size: 1,220 x 2,440mm Aluminum thickness: 0.5mm, 0.7mm, 0.8mm, 1.0mm standard total thickness: 4mm, 6mm, 8mm, 10mm, 12mm, 15mm, 20mm, 25mm, 30mm, 50mm featureMade of aluminum honeycomb core and face panel through panel pretreatment, primer application, color lacquer ...