Brand nomenclature of pure aluminum: when the aluminum content is not less than 99.00%, it is pure aluminum, whose brand name is expressed by 1XXX series. The last two digits of the label indicate the minimum aluminum content. When the minimum aluminum percentage is accurate to 0.01%, the last two digits of the mark are the two decimal places after the minimum aluminum percentage. The second letter of the mark indicates the modification of the original pure aluminum. If the second letter is A, it means the original pure aluminum; If it is the other letters of B~Y (chosen according to the alphabet order according to the international regulations), it is expressed as the modification of the original pure aluminum, compared with the original pure aluminum, its element content slightly changed.
Our factory sell the Aluminum Electronic Enclosure, PCB Mounting Enclosures