Ultra-thin rolling of copper strips

Top-quality for the electronics industry

Ideal for ultra-thin rolling of copper strips, 20-high mills from SMS group come in either Monoblock or Splitblock design. They process a wide range of materials and guarantee flawless surfaces of even thin strip – with a minimum final gauge of 0.05 millimeters. Typically, these top-quality strips are used in the electronics industry. Important applications are lead frames and semi-finished products for further processing in LED technology. The material is also essential in semiconductor technology. Special about our 20-high mills is their maximum annual capacity of approx. 55,000 tpy.

Main technical data


Copper, Brass, Bronze, Copper-alloys

Strip width

400 - 660 mm

Strip thickness

2.5 - 0.05 mm

Rolling speed

Max. 800 m/min.


55,000 tpy