Match plates
  • Billet aluminum, CNC plate with CNC gating or plastic gating
  • Flat back or offset parting
  • Plastic tooling board master for cast aluminum plate with plastic gating
  • Blank plate with CNC mounted patterns (tooling plastic or aluminum) with plastic gating
  • CNC aluminum, iron or tooling plastic core boxes

Shell plates
  • Iron CNC patterns mounted on iron plates with CNC iron gating
  • Flat back or offset parting
  • Full ejection systems
  • CNC iron core boxes

DISA plates
  • CNC iron patterns mounted or inserted on DISA plates
  • CNC iron, aluminum or plastic gating
  • CNC core boxes

Air set tooling
  • CNC tooling plastic patterns mounted on plywood boards
  • Birch plywood walls
  • Tooling plastic dump core boxes with steel strips

Changes and Repairs
  • Update existing tooling to current rev. level
  • Gating change or repair
  • Nomenclature change or repair
  • Duplication of existing, worn out tooling

Portenga Manufacturing Company
Precision Patterns and Models