Quality items | General Technical Terms | ||||
1/3oz/ft²(12μm) | 1/2oz/ft²(18μm) | 1oz/ft²(35μm) | 2oz/ft²(70μm) | ||
Area Weight (g/m²) | 102-112 | 145-161 | 280-305 | 560-610 | |
Tensile Strength (kg/m m²) | Room Temperature | ≥30 | ≥30 | ≥30 | ≥28 |
High temperature 180℃ | ≥17 | ≥17 | ≥17 | ≥20 | |
Elongation (%) | Room Temperature | ≥3 | ≥3 | ≥5 | ≥10 |
High temperature 180℃ | ≥2 | ≥2.5 | ≥3 | ≥5 | |
Surface Roughness (μm) | Shiny Surface Ra | ≤0.43 | ≤0.43 | ≤0.43 | ≤0.43 |
Matte Surface Rz | ≤6 | ≤7 | ≤10 | ≤12 | |
Peel Strength (kg/cm) | ≥1.1 | ≥1.2 | ≥1.8 | ≥2.2 | |
Leakage points (points/m²) | ≤5 | No | |||
High Temperature Anti-Oxidization Performance | Treat in the 180℃ constant temperature for 60 minutes, there is no oxidation stain | ||||
Features for thin copper foil
1) Good viscosity,Cold resistance
2) Mechanical resistance,Moisture resistant
3) High thermal conductivity,Oil & resistant
4) Ageing-resistant
5) Flame retardant
6) Easy to tear apart
Applications for thin copper foil
1) Electric and electric springs,switches
2) Lead frames
3) Connectors and oscillation reeds
3) PCB field
4) Communication cable
5) Cable armoring
6) Mobile phone main board
7) Ion battery production lamination with PI film
8) PCB collector (electrode backing) materials
copper foil was produced mainly used in shielding field(health care/electronic shielding/medical shielding/faraday cage......), Li-ion battery manufacture, PCB manufacture and also copper roofing. We aims at the highest quality copper foil and providing the competitive price copper foil to you.
E-mail:yjs1233＠126.com; David.Bai＠YunYao-china.com;
QQ:2647779470; Wechat:0086-13512159475 ;WhatsApp:0086-135121594754 ;Skype:bdj20092009
