These units unscramble and assemble in different parts of caps, i.e. pourer, shutter and/or dust cover to assemble them into the final product. A two part cap assembling unit incorporating a punch type wad or induction seal unit to punch the liner into the cap after it has been assembled. The Closing flip-top caps in moulds are standard however it affects cycle times. It supplies a cap closing machine that closes the caps outside the injection moulder allowing the user to increase the cycle times.