I. Product Introduction
Precision machining, molds, electronics industry, connectors, plugs, etc.
II. Product Application - Rolled Copper Foil
Flexible circuit boards are indispensable accessories in OLED screen mobile phones.
Lithium battery demand for rolled copper foil
In 2025, domestic lithium-ion
The demand for rolled copper foil used in batteries will reach 5700 tons.
III. Technical Parameters
| Grade | Composition and Physical Properties | |||||||||
| GB | JIS | ASTM | Cu | Fe | Pb | Sn | Ni | Sb | Zn | |
| H62 | C2800 | C28000 | 60.5-63.5% | ≤ 0.05% | ≤ 0.01% | ≤ 0.03% | ≤ 0.02% | ≤ 0.01% | Remains | |
| H63 | C2720 | C27200 | 62.0-65.0% | ≤ 0.05% | ≤ 0.01% | ≤ 0.03% | ≤ 0.02% | ≤ 0.01% | Remains | |
| H65 | C2680 | C26800 | 63.5-68.5% | ≤ 0.05% | ≤ 0.01% | ≤ 0.03% | ≤ 0.02% | ≤ 0.01% | Remains | |
| Spec | Status | Cu% | Tensile (N/mm2) | Elongation% | Hardness HV | |||||
| H62 | ||||||||||
| Y2 | 60.5-63.5% | 420-480 | ≥10 | 130-150 | ||||||
| Y | 60.5-63.5% | 480-550 | - | 150-170 | ||||||
| H63 | Y3 | 62.0-65.0% | 360-420 | ≥20 | 110-130 | |||||
| Y2 | 62.0-65.0% | 420-480 | ≥10 | 130-150 | ||||||
| Y | 62.0-65.0% | 480-550 | - | 150-170 | ||||||
| H65 | Y3 | 63.5-68.5% | 360-420 | ≥20 | 110-130 | |||||
| Y2 | 63.5-68.5% | 420-480 | ≥10 | 130-150 | ||||||
| Y | 63.5-68.5% | 480-550 | - | 150-170 | ||||||
| Brass flat wire | Width | Thickness | Weight | |||||||
| Size | 6.20-6.30mm | 1.40-1.60mm | 50kg/roll | |||||||
| Industry Applications | Application: Used in the production of electrical appliances and mobile phone power plugs. Advantages: High surface precision and neatness. High-speed and stable entry into the mold and continuous thread stripping. |
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