Lithium Ion Battery Current Collector Copper Foil Cu Foil for Battery Production

• Customization: Available
• Type: Li-ion Battery
• Cathode Material: NCM
• Model NO.: YJ-CF5-20um
• Rechargeable: Yes
• Size: Large
• Shape: Roll
• Delivery Time: Within 5days
• Craft: Electrolysis
• Purity: 99.9%
• Chemical Composition: Cu
• MOQ: 1 Roll
• Thickness: 5-20um
• Payment Term: Tt/Trade Assurance/Paypal
• Product Name: Copper Foil for Battery
• Environmental Requirements: Compliance with RoHS Directive
• Width: 200mm or as Your Demands
• Certificate: ISO9001, RoHS
• Transport Package: Standard Export Package
• Trademark: YUNJI
• Origin: Shandong, China
• Production Capacity: 500000 Kilogram/Kilograms

Product Description

Lithium ion battery anode current collector materials copper foil for battery production

Lithium battery copper foil technical parameters

Item		Product nominal thickness									Test instrument and test method
		Double-side polished/Single-side polished					Single/double rough		Double-sided roughening
		8um	9um	12um	15um	20um	10um	12um	10um	12um
Quality per unit area (g/m2)		70-75	85-90	100-105	128-133	175-181	95-100	105-110	95-100	105-110	Electronic balance
Tensile strength(kg/mm2)	Room temp.	≥30.0	≥30.0	≥30.0	≥30.0	≥30.0	≥25.0	≥25.0	≥25.0	≥25.0	Tensile testing machine
Elongation %	Room Temp.	≥5.0	≥5.0	≥5.0	≥6.0	≥8.0	≥2.5	≥2.5	≥3.0	≥3.0	Tensile testing machine
Roughness Rz value um		≤3.0					Negotiate				Roughness tester
Thickness um		(-0:+3)					Negotiate				Micrometer
Oxidation resistance (16010min)		No oxidative discolor									Constant temperature oven
Wide deviation mm		(-1:+1)									Tape measure
Appearance Quality		1. The surface of the copper foil is smooth and flat 2. No obvious bumps, wrinkles, indentations, bruises 3. Uniform color, no oxidation, spot, corrosion, oil stain 4. Trimmed trim, no lace and copper powder									Visual inspection
Chemical composition		Cu content≥99.8%
Environmental requirements		Compliance with ROHS directive
Warranty period		90 days in stock
Storage conditions		1. Copper foil warehouse should be kept clean and dry, relative humidity ≤ 60%, temperature ≤ 25 ° C 2. Copper foil warehouse without corrosive gases, non-corrosive chemicals and wet items

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