Atomfair Copper Strip – International Product Specification

1. Basic Product Information

1.1 Product Overview

Atomfair Copper Strip is manufactured from high-purity electrolytic copper through a precision production process, including ingot casting, hot rolling, cold rolling, heat treatment, surface cleaning, slitting, finishing, and packaging. It exhibits exceptional thermal and electrical conductivity, excellent flexibility and ductility, as well as reliable corrosion resistance.

With consistent quality, it is widely applicable across diverse industries. Additionally, we have developed dedicated product series for special scenarios to meet differentiated application requirements.

1.2 Core Product Categories

In addition to standard copper strips, Atomfair has deep expertise in specialty applications and offers a comprehensive range of dedicated products, covering the unique needs of various industries:

Dry Transformer Strips
RF Coaxial Cable Strips
Wire & Cable Shielding Strips
Lead Frame Materials
Electronic Stamping Strips
Solar PV Soldering Strips
Construction Waterstop Strips
Bronze Door Decorative Strips
Composite Materials
Automotive Fuel Tank Strips
Radiator Strips

2. Product Applications

Leveraging excellent comprehensive performance, Atomfair Copper Strips are widely used in key industries as an indispensable foundational material:

Electrical Industry: Manufacturing of various conductive components
Automotive Industry: Production of fuel tanks, radiators, and other components
Telecommunications Industry: Core material for RF coaxial cables and wire & cable shielding
Hardware Industry: Processing of various stamping parts
Decoration Industry: Production of decorative products such as bronze door strips
Other Fields: Solar photovoltaic, construction, and electronic components manufacturing

3. Key Technical Parameters

3.1 Chemical Composition (Table 1)

Alloy Grade	Cu (%) Min.	Ag (%) Max.	P (%) Max./Range	Bi (%) Max.	Sb (%) Max.	As (%) Max.	Fe (%) Max.	Ni (%) Max.	Pb (%) Max.	Sn (%) Max.	S (%) Max.	Zn (%) Max.	O (%) Max.	Total Impurities (%) Max.
T1 (C10200)	99.95	0.001	0.001	0.002	0.002	0.005	0.002	0.003	0.002	0.005	0.005	0.02	0.05	0.05
T2 (C11000)	99.90	0.001	0.002	0.002	0.005	0.005	0.005	0.002	0.005	0.005	0.06	0.10	—	0.10
TU1 (C10100)	99.97	0.002	0.001	0.002	0.002	0.004	0.002	0.003	0.002	0.004	0.003	0.002	—	0.03
TU2 (C10200)	99.95	0.002	0.001	0.002	0.002	0.004	0.002	0.004	0.002	0.004	0.003	0.003	—	0.05
TP1 (C12000)	99.90	0.002	0.010	0.004	0.005	0.002	0.005	0.005	0.010	—	—	—	—	0.10
TP2 (C12200)	99.85	0.002	0.020-0.050	0.010	0.005	0.010	0.005	0.010	—	—	—	—	—	0.15

3.2 Dimensional Specifications (Table 2)

Product Type	Alloy Grade	Temper	Thickness (mm)	Width (mm)
Standard Copper Strip	T1, T2, TU1, TU2, TP1, TP2	O, 1/4H, 1/2H, H	0.05-0.2; 0.2-0.49; 0.5-3.0	≤600; ≤800; ≤1000
Shielding Strip	T2	O	0.05-0.25; 0.26-0.8	≤600; ≤800
Cable Strip	T2	O	0.25-0.5	4-600
Transformer Strip	TU1, T2	O	0.1-0.5; 0.5-2.5	≤800; ≤1000
Radiator Strip	TP2	O, 1/4H	0.3-0.6	15-400
Solar PV Soldering Strip	TU1, T2	O	0.1-0.25	10-600
Automotive Fuel Tank Strip	T2	H	0.05-0.06	10-600
Decorative Strip	T2	O, H	0.5-2.0	≤1000
Waterstop Strip	T2	O	0.5-2.0	≤1000
Lead Frame Material	LE192, LE194	1/4H, 1/2H, H, EH	0.2-1.5	20-800

3.3 Dimensional Tolerances (Table 3)

Thickness (mm)	Thickness Tolerance (±mm)	Width Tolerance (±mm) – Width ≤600mm	Width Tolerance (±mm) – 600mm < Width ≤800mm	Width Tolerance (±mm) – 800mm < Width ≤1000mm
0.1-0.3	0.008	0.015	0.3	0.4
0.3-0.5	0.015	0.02	0.3	0.5
0.5-0.8	0.02	0.03	0.6	0.8
0.8-1.2	0.03	0.04	0.8	0.8
1.2-2.0	0.04	0.045	1.0	0.8

3.4 Mechanical Properties (Table 4)

Alloy Grade	Temper	Tensile Strength (N/mm²)	Elongation (%) Min.	Hardness (HV)
T1, T2, TU1, TU2, TP1, TP2	O (Soft)	205-255	30	50-65
T1, T2, TU1, TU2, TP1, TP2	1/4H (Quarter Hard)	225-275	25	55-85
T1, T2, TU1, TU2, TP1, TP2	1/2H (Half Hard)	245-315	10	75-120
T1, T2, TU1, TU2, TP1, TP2	H (Hard)	≥275	3	≥90

3.5 Electrical Properties (Table 5)

Alloy Grade	Conductivity (% IACS) Min.	Resistivity (Ω·mm²/m) Max.
T1, T2	98	0.017593
TU1, TU2	100	0.017241
TP1, TP2	90	0.019156

Note: All parameters are tested under standard conditions (23℃, 1 atm). We provide custom processing services including slitting to specific widths. For material certifications or sample requests, please contact our technical team.

If you’re interested, have any questions, or have specific customization requirements, please feel free to contact us at inquiry@atomfair.com.

Metal Alloys