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bowling-ball molder

A professional who tends presses that mold cover material on bowling-ball cores preparatory to steam curing, performing any combination of following duties. Respnsibilities include:

  • (1) Cuts rubber cover stock to approximate size, using knife, and lays specified number of rubber squares in mold half.
  • (2) Positions mold half under press ram and presses button to lower ram into mold to shape rubber.
  • Places bowling-ball core in every other mold with marked, weighted area away from seam.
  • (3) Places cover, mold half on core, and pushes pins through mold flanges to hold halves in position.
  • Places mold into press and presses button to lower ram and to mold cover to core.
  • (4) Pulls flash from mold seam and places or pounds brackets onto mold flange to hold mold together during curing.
  • Opens press, pounds pins out of flange, and stacks mold on pallet.
  • May clean cores prior to molding operations, using cabinet sandblast equipment.
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