Copper factory, more than 12 years manufacture experience, attained ISO9001, work on OEM and ODM projects..

The purity of No. 1 oxygen-free copper reaches 99.97%, the oxygen content is not more than 0.003%, and the total impurity content is not more than 0.03%;
The purity of No. 2 oxygen-free copper reaches 99.95%, the oxygen content is not more than 0.005%, and the total impurity content is not more than 0.05%.

Grade: TU1 ,TU2, C101, C10100, C10200, CDA101 ,CDA102,
Temper: O(M), 1/4H(Y4), 1/2H(Y2), H(Y), HH(T)
(Cu+Ag) ≥99.97
(Pb) ≤0.003
(Zn) ≤0.003
(Fe) ≤0.004
(P) ≤0.002
(Bi) ≤0.001
(Sb) ≤0.002
(S) ≤0.004
(Sn) ≤0.002
(Ni) ≤0.002
(As) ≤0.002
(O) ≤0.002
Impurities% ≤0.03
TU2/ C10200 Chemical composition
Cu+Ag:≥99.95
Sn :≤0.002
Zn:≤0.003
Pb:≤0.004
P:≤0.002
Ni:≤0.002
Fe:≤0.004
Sb :≤0.002
S :≤0.004
As :≤0.002
Bi:≤0.001
O:≤0.003
Impurities%:≤0.05
| Width | Thickness | |||||
| ≤1.0 | >1.0~1.5 | >1.5~2.5 | ||||
| Thickness tolerance / ± | ||||||
| Ordinary Level | Ordinary Level | Ordinary Level | Ordinary Level | Ordinary Level | Ordinary Level | |
| ≤100 | 0.2 | 0.10 | 0.3 | 0.20 | 0.4 | 0.25 |
| >100~300 | 0.3 | 0.15 | 0.4 | 0.25 | 0.5 | 0.30 |
| >300~600 | 0.5 | 0.30 | 0.6 | 0.40 | 0.6 | 0.50 |
| >600~1000 | 0.8 | 0.60 | 0.8 | 0.70 | 0.8 | - |
| Grade | Temper | Thickness /mm | Tensile strength | Elongation (%) | Vickers hardness HV |
| (MPa) | |||||
| TU1 | M(soft) | ≥0.2 | ≥195 | ≥30 | ≤70 |
| TU2 | Y4(1/4H) | 215~275 | ≥25 | 60~90 | |
| C1010 | Y2(1/2H) | 245~345 | ≥8 | 80~110 | |
| C1020 | Y(H) | 295~380 | ≥3 | 90~120 | |
| T(HH) | ≥350 | - | ≥110 |
Oxygen-free copper products are mainly used in the electronics industry and electric vacuum devices and instruments and meters.



10. Packing and shipping for Oxygen free copper strip
Packing:
First wrapped by anti-rust paper, second wrapped by plastic film, then packed by wooden box or wooden pallet ..

Shipping:
We will choose the best way according to customer's requests.
1. By Air, to the indicated airport.
2. By Express (FedEx, UPS, DHL, TNT, EMS), to the indicated address.
2. By Sea, to the indicated sea port.

a1. Do you have ISO certificate?
Yes, we obtained ISO9001
a2. How long is your delivery time for Oxygen free copper strip ?
If the master coil is available, 3-7 days do slitting will be ready , if not, will need 20-25 days for new production.
a3. Can you help us to choose suitable material?
Yes, we can recommend the most suitable material according to your application.
a4. How do you control quality?
We produce strictly according to customer's drawings and requests, here are strict control plan in every process, full check of each parts, strive to provide customer 100% quality products, ROHS/SGS test report, material certificate are available.
a5. Do you provide sample? Free or charge?
Yes, if the sample in stock available, free of charge, if not, need to charge some mfg cost.








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