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TOP-BLAST: Blasting

REV:03/02/05

Scope: This procedure covers blasting, the cleaning of scale-covered or rusted forgings with steel shot and grit. Other cleaning processes such as tumbling are treated as any other post-production process.

BLASTING PARTS NOT IN 601 CELL (BIG BLASTER)
STEP

WHO

WHEN

INFO TO USE

WHAT TO DO

RESULTS

1a

Blaster Operator or Post Forge Helper Helper, Post Forge Worker, or inspector brings cooled parts (below 150°) to blaster area Tag on parts container, if questions, look into Process Plan on the Production Floor Traveler Keep heat codes and similar jobs separated; follow procedures on the Production Floor Traveler; determine whether to clean or not and, if so, the appropriate cleaning time and grit/shot mixture; determine the correct containers to unload into. Separated parts; mental plan; only cooled parts cleaned
2b Blaster Operator or Post Forge Helper IF PARTS ARE TO BE BLASTED: As soon as blaster time is available Mental plan Load blaster and clean parts. Cleaned parts ready for inspection or shipping process
3c Blaster Operator or Post Forge Helper When cleaning is complete Production Floor Traveler Unload parts into inspection buggy and move buggy to appropriate QC inspection area; tag each buggy stating parts require inspection. Clean parts in tagged buggy ready for inspection
BLASTING PARTS IN 601 CELL (BIG BLASTER)
1b Blaster Operator or Post Forge Helper Post-Forge helper brings parts to blaster area (typically after heat treat) Tag on parts container, and, if questions, look into Process Plan on the Production Floor Traveler Keep heat codes and similar jobs separated; determine per the Production Floor Traveler whether to clean or not and, cleaning time and grit/shot mixture; unload parts onto Inspection Table. Separated parts; mental plan
2b Blaster Operator or Post Forge Helper IF PARTS ARE TO BE BLASTED: As soon as blaster time is available Mental plan Loads blaster and cleans parts. Cleaned parts
3b

Blaster Operator or Post Forge Helper When cleaning is complete Production Floor Traveler Unload parts into appropriate containers and move parts going to Heat Treat Area or weigh-count area; unload parts onto Inspection Table that are ready to ship. Clean parts ready for inspection or shipping process

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