Do you want to check perforated aluminium sheet for curtain wall pricelist or to buy cheap and low price perforated aluminium sheet for curtain wall made in China from one of the best such manufacturers and suppliers in China? it is your best choice.Product DetailBasic InfoTrademark:jiuzhuoSpecification:SGS,ISO,CEProduct DescriptionDepending on the application requirements there are a range of slotted holes and patterns e.g staggered or straight rows, herring bone and chessboard from which to select.Materials:The materials of slotted hole perforated metals are mild steel, galvanized steel, stainless steel and so onSpecifications of  Perforated Rectangular Hole MetalOpening (mm)Center type(mm)Thickness of sheet(mm)min-maxSize (mm)Aluminium2×10≥30.4-21220×2440√2×15≥30.4-21220×2440√2×20≥3.50.4-21220×2440√1.5×15≥3.50.4-21220×2440√3×10≥40.4-2.51220×2440√2.5×10≥3.50.4-2.51220×2440√3.5×10≥4.50.4-31220×2440√4×5-25≥50.4-3.51220×2440√5×5-25≥6.50.4--41220×2440√10×10≥120.5--41220×2440√12×15≥140.5-41220×2440√15×16≥180..6--41220×2440√20×20≥230.8---4.51220×2440√22×232≥50.8-4.51220×2440√Above specifications for reference  only,specifications can be customized according to user needs.