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aluminum trim cap coil

Aluminum trim cap coil quality control

Haomei realizes quality control of its aluminum trim cap coil through aluminium stocks, process, stretch bending and instant quality inspection. The stocks for aluminum cap coil must have a medium crown of 0.2-0.8% and longitudinal thickness difference not more than 0.1M. The surface of the blanks should be free from cracks, bubbles, pores, corrosion, peeling, periodic marks, metal and non-metal …

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