The common aluminium alloy strip brands of aluminum belt include 1050, 1060, 1070, 1100, 3003, 3004, 5005, 5052, 8011, etc. Common states are O state and H state. O for soft, H for hard. O and H can be followed by Numbers to indicate the degree of hardness, softness, and annealing.
Transformer aluminum strip is done after machine slitting from aluminum mother coil, so need to pay attention to quality of the aluminum coil in aluminum strip processing, processing of raw materials from the first before the check, selection of high quality aluminum coil slitting processing, remove burrs. Strict inspection of surface quality problems, such as scratches, oil stains, burrs and other problems, will put an end to the problem of raw materials