Cooling fin  1. Can be made in Iron(SPHC, SECC, SGCC), aluminum, stainless steel, brass, copper etc2. Process: Cutting, stamping, perforating, bending, welding, plating, pad/screen printing, assembing.3. Made by 25T-400T punching machines, CNC engraving machine, bending presses, plate cutting machine, welding machine, wire cutting machine etc.

Cooling fin