How many models of aluminum ingots are there

How many models of aluminum ingots are there?

1. There are eight models of national standard aluminum ingots

2. According to the national standard, aluminum ingots for remelting are divided into 8 grades based on chemical composition, namely Al99.90, Al99.85, Al99.70, Al99.60, Al99.50, Al99.00, Al99.7E, and Al99.6E. Some people call "A00" aluminum, which actually contains 99.7% purity aluminum and is called "standard aluminum" in the London market.

3. Everyone knows that in the 1950s, China's technical standards all came from the former Soviet Union. "A00" was the Russian trademark in the Soviet Union's national standards, and "A" was the Russian letter, not the English character "A", nor the Chinese pinyin letter "A". If it is in line with international standards, it is more accurate to call "standard aluminum". Standard aluminum is an aluminum ingot containing 99.7% aluminum, which is registered in the London market.

How many models of aluminum ingots are there?

According to the national standard, aluminum ingots can be divided into 8 models according to their composition, AI99.90 85 70 60 50 00 7E. The general market demand is for standard aluminum AI99.70, with high-end requirements of 85, special requirements of 99.90, and even a few higher requirements.