... enclosure 3 aluminium 1)Aluminium extrusion radiators/heatsinks for industrial usage.2)Copper extrusion industrial radiator/heatsink for computer thermal solutions, machine cooling and ... )Processing of heat sinks/radiators extrusion : extrusion,punching, stamping, deep drawing, cutting, drilling,skiving,milling,fine blanking, soldering, bonding, deburring,CNC ...