carbon brush removal

One of Louisville’s largest customers pro- duces aluminum foil. Manufacturing foil starts with aluminum rolls up to 1/2” thick. This plant takes the ½” thick thru mill 6, which reduces the foil thickness to less than 0.100” thickness. From mill 6, the rolls are rolled thinner in mills 3-4-5. After several passes thru these mills, the rolls go to mill 1-2 to roll to thickness required for commercial or residential use. Standard household or standard duty aluminum foil is 0.00063” thick and extra heavy duty foil is 0.00094” thick. Both thinner than 1 thousandth of an inch. Rolling aluminum foil this [...]