C10203 Copper Sheet
Copper will never rust for the same reason as bronze — it contains too little iron. Though it will not rust, copper can form a green film, or patina, on its surface over time. However, this patina will not flake the way rust does.
Copper will never rust for the same reason as bronze - it contains too little iron. Though it will not rust, copper can form a green film, or patina, on its surface over time. However, this patina will not flake the way rust does.
Q1: Are you trading company or manufacturer ?
A: We are a professional manufacturer with 20 years' experience and have took part in international trade for 16 years.
Q2: How about your quality and how do you guarantee the quality?
A: All products we supply is primary as you need, Our company is certificated to ISO9001: 2008, and every product will be tested for 4-5 processes. We welcome customers or the third party inspection agencies to come to our factory for inspection.
Q3: Do you provide samples ? Is it free or extra ?
A: Yes, we could offer the sample for free charge.
Q4: How long is your delivery time?
A: For Stocks, we can send the goods to loading port within 7 days after receiving the deposit ; For production period, it usually needs about 15 days ~30 days after receiving the deposit.
Q5: What is your terms of payment ?
A: Usually 30% deposit by TT in advance and balance against copy pf BL or L/C at sight.
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