1. After cutting the aluminum foil, start to take samples for burr inspection. The sampling method is: take 3 pieces for each box at the end of each roll, and the length of each piece is 22cm<br>2. Clamp the aluminum foil with a clamp and place it on the loading platform. Move the knob left and right to find the highest point and the reference point. Take the center of the parallel line of the edge of the aluminum foil as the starting point<br>3. The cut aluminum foil sample shall be measured and judged according to the definition of burr, and the OK inspection stamp shall be affixed after the burr measurement is OK<br>4. Xbar-R control is required for burr measurement data<br>
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