punched and crimp aluminmu sheet we are able to process coils to colis ,sheet to sheet,coils to sheet with the help of imported 250tons hign speed coils punching machine The metal plate be used in filteration and ventilation in the past, has set foot in architecture, decoration, display, furniture and other fields owing to it's characteristics of fire proof, environment friendly, beauty etc.Materials: Cold rolled steel plate, hot rolled steel plate, aluminum plate, stainless steel plate, galvanized plate, aluminumplastic plate, copper plate and titanium etc. Opening:Round, oval, triangle, square, rectangular, diamond, hexagonal and other special shape. Process:Stamping, leveling, cutting, bending, welding, shaping and surface treatment. Welcome to seed your drawing or sample to us for quotation. Please include the following contents in your inquiry, for we offer a more accurate quotation: Material Hole shape Diameter: the size of the hole Pitch: the distance between two nearest holes center Hole pattern: staggered or straight Dimension: width and length Surface treatment Quantity Packing requirement CLUBS HOLE (Staggered 60 Degrees Pattern)No.SpecificationOpen AreaNo.SpecificationOpen Area1Φ0.5*P1.022.66%27Φ2.5*P5.022.66%2Φ0.5*P1.510.07%28Φ3.0*P4.050.99%3Φ0.6*P1.222.66%29Φ3.0*P5.032.63%4Φ0.6*P2.08.15%30Φ3.0*P6.022.66%5Φ0.8*P1.334.33%31Φ3.0*P8.012.75%6Φ0.7*P3.254.21%32Φ4.0*P5.058.01%7Φ0.8*P1.525.78%33Φ4.0*P6.040.29%8Φ0.8*P2.014.50%34Φ4.0*P7.029.60%9Φ0.8*P3.255.5%35Φ4.0*P8.022.66%9Φ0.9*P3.257%36Φ4.0*P1014.50%11Φ1.0*P1.540.29%37Φ5.0*P6.062.95%12Φ1.0*P2.022.66%38Φ5.0*P7.046.25%13Φ1.0*P2.514.50%39Φ5.0*P8.035.41%14Φ1.0*P2.8511.20%40Φ5.0*P1022.66%15Φ1.0*P3.258.60%41Φ6.0*P8.050.99%16Φ1.1*P3.2510.38%42Φ6.0*P9.040.29%17Φ1.2*P1.650.99%43Φ6.0*P1032.63%18Φ1.2*P2.023.63%44Φ6.0*P1222.66%19Φ1.2*P2.520.88%45Φ8.0*P1058.01%20Φ1.5*P2.050.99%46Φ8.0*P1240.29%21Φ1.5*P2.532.63%47Φ10*P1262.95%22Φ2.0*P3.040.29%48Φ10*P1540.29%23Φ2.0*P4.022.66%49Φ10*P1635.41%24Φ2.0*P5.014.50%50Φ10*P2022.66%25Φ2.5*P3.546.25%51Φ20*P4022.66%26Φ2.5*P4.035.41%52Φ30*P5032.63%Φ: Diameter P: Pitch The specification only for reference, we can make it according to your requirements You please feel free to contact with Ruth if you have any interest in our prodcut Shanghai Zhanao Net Plate Product Metal Co.,ltd T: 86-021-33557878 -92 F:86-021-33557898 Mob:0086-15000615766