Copper, gold.
Copper clad laminates CEM1.
Fr-4 copper clad laminate, cem-3 copper clad laminate, high tg copper clad laminate high cti copper, clad laminate etc, material for multi-layers, aluminium base copper clad laminate.
Copper and brass construction automobile radiators and cores.
Magnetic copper & insulated copper for transformer application.
Copper clad aluminum, copper clad steel, magnesium.