② Provisions: Check whether the stamping condition of the stamping die is in good condition every 5000 50 dies. When the notch tooth or offset is found during the stamping operation, the operation must be stopped immediately, and the chamfers of the stamping column and the bottom die should be repaired; ③ When inspecting the appearance of colloidal particles in ③OQC process, normal inspection shall be conducted according to MIL-STD-105E Table II.
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