We are founded that the value of compose of double seam is too close, but the overlap of canned number4 has distance longer than other canned and the body hook botting has more than another canned. In number3 of canned has vacuumed more than because the vacuum created after a can is not tightly sealed. All of the cans are not wrinkle to slight trace. Therefore, the cans of number 1,2, and 5 are good seam, a good seam quality in opening cans depends on each person that skill of experimenter when use the equipment and machine maybe has a grossand canned closing process that efficiency or not.