We are a company from St. Petersburg. Russia. We produce aluminum. By pressing (punching). stamping. The alloy used. Japan standard JIS 5302-1990 alloy The chemical composition Si Cu Mg Mn Ni Ti Fe Zn Pb Be Sn Cr Al ADC12 9,6-12,0 1,5-3,5 0,3 0,5 0,5 0,1 0,9 1 0,1 0 0,3 0 85,4 Monthly order: Aluminium Circle thickness. 3,5 mm diameter. d285mm d310mm d340mm Pieces 12000 23000 21000 Can your company manufacture it? (China Aluminum Network)