Somers Thin Strip
215 Piedmont Street
Waterbury, CT 06720
(203) 597-5000 Phone
(203) 597-5068 Fax
somers@olinbrass.com

Rolled Copper Foil (RA Copper Foil) 

Relying on nearly a century of copper processing knowledge, Somers Thin Strip manufactures thin rolled copper foils (known as RA Copper Foils in the printed circuit industry) with high precision.  Using a combination of rolling, annealing, leveling, slitting and finishing, Somers provides specialty copper alloys to serve a wide variety of customers who serve an increasingly wide range of applications such as printed circuits, electromagnetic shielding and rechargeable batteries. 

Alloys  Precision Rolling
  • Sendzimir Rolling Mills
  • Computerized Gage Control
  • Thickness
    • 0.00039” to 0.020” (10 µm – 0.5 mm)
    • Tempered (hard) or Annealed (soft)
Precision Slitting
  • Width 0.032” to 37” (0.8 to 940 mm) with close tolerances
  • Tight camber tolerances
  • Precision Slit Edge
Premium Shape
  • Ungerer Tension Leveler