Bare Foils
Copper foils
Materials:
- Various types of copper available according to requirements
- Different copper alloys: 4 types of Brass (CuZn), 2 types of Bronze (CuSn), 2 types of Nickel Silver (CuNiZn) and other special alloys with high thermal resistance
Dimensions:
- Thicknesses ranging from a minimum of 8 µm
- Standard thickness tolerance +/- 10%, reducible to +/- 5% in special products
- Width 6-350mm
Formats:
- Packaging made with vacuum-laminated barrier
- Upon request, protection against oxidizing agents, barrier bag, and other special packaging
Mechanical Properties:
- Tensile strength > 390 MPa in some cases
- With mechanical resistance guaranteed up to 200°C
Surface
- Very low surface roughness (Ra < 0.1µm)
- Coatings, tinning, and silver plating available upon request
Production Process
Silver foils
Materials:
- Silver with purity up to 99.99%; with impurity control in PPB
- Silver alloys with different Cu proportions
Dimensions:
- Thicknesses ranging from a minimum of 8 microns
- Thickness tolerance up to +/- 3%
- Minimum width 1 mm
Formats:
- Coils with plastic flanges
- Plastic flanged coils, customizable formats based on product dimensions
- Packaging made with vacuum-laminated barrier
Mechanical Properties:
- Hard material with HV > 75 and annealed material with HV < 50
- Mechanical properties with narrow tolerance ranges for special applications
Surface
- Specular surface, with very low surface roughness (Ra < 0.1µm)
- Removal of surface impurities through specific processes
- Anti-scratch Availability of scratch-resistant protective films film available
Production Process
Copper laminated foils
Materials:
- 4 types of Brass (CuZn), 2 types of Bronze (CuSn), 2 types of Nickel Silver (CuNiZn), and other special alloys with high thermal resistance
Dimensions:
- Thicknesses ranging from a minimum of 8 µm
- Standard thickness tolerance +/- 10%, reducible to +/- 5% in special products. Width 6-350mm
- Width 6-350mm
Formats:
- Packaging made with vacuum-laminated barrier
- Upon request, protection against oxidizing agents, barrier bag, and other special packaging
Mechanical Properties:
- Tensile strength > 390 MPa in some cases
- Guaranteed mechanical resistance up to 200°C
Surface
- Very low surface roughness (Ra < 0.1µm)
- Coatings, tinning, and silver plating available upon request
Production Process
