VIII. QUALITY CONTROL DURING MANUFACTURE
- MANUFACTURING ORDER AND TRAVELER
- THE PRODUCTION CONTROL DEPARTMENT WILL ISSUE A MANUFACTURING ORDER (SHOP ORDER) SHOWING
ALL NECESSARY INFORMATION REQUIRED BY MANUFACTURING TO PRODUCE CASTINGS.
- FOUNDRY MELT CONTROL
- ALL CASTINGS POURED WILL BE ASSIGNED A HEAT NUMBER IF REQUESTED.
- THE MELTING DEPARTMENT WILL MAINTAIN A DAILY MELT LOG FOR EACH FURNACE OPERATED DURING
THE SHIFT. THE LOG WILL INDICATE THE FOLLOWING:
- FURNACE NUMBER
- ALLOY
- TEMPERATURE
- ALLOY CONDITION
- THE QUALITY CONTROL REPRESENTATIVE ON DUTY OF THE FOUNDRY FLOOR WILL MONITOR THE LOGS
THROUGH THE SHIFT TO INSURE ACCURATE AND TIMELY ENTRIES ARE BEING MADE.
- ALL ALLOYS SHALL BE COLOR-CODED BY PAINTING, INGOT, GATES, RISERS, ETC.
- FOUNDRY CONTROL
- FOUNDRY CONTROL INSPECTION SHALL CONSIST OF NON-DESTRUCTIVE AND, WHEN APPLICABLE,
DESTRUCTIVE TESTING OF FIRST RUN SAMPLES IN ORDER TO ASCERTAIN WHETHER GATING AND POURING
TECHNIQUES ARE ADEQUATE TO MAINTAIN CONSISTENCY DURING PRODUCTION.
- FIRST ARTICLE INSPECTION
- A FIRST ARTICLE DIMENSIONAL LAYOUT WILL BE PERFORMED, IF REQUIRED BY THE CUSTOMER, OR
WHEN ANY OF THE FOLLOWING CONDITIONS EXIST:
- NEWLY BUILT TOOLING IS PUT INTO WORK
- TRANSFER TOOLING IS PUT INTO WORK
- DIMENSIONAL CHANGES ARE MADE TO EXISTING TOOLS
- FOUNDRY TECHNIQUES ARE CHANGED THAT MIGHT DIMENSIONALLY EFFECT CASTINGS
- MATERIAL IS CHANGED
- SPECIAL CUSTOMER REQUIREMENTS
- HOT INSPECTION
- THE HOT INSPECTOR WILL INSPECT ALL CASTINGS IMMEDIATELY AFTER POURING FOR DIRT,
NON-FILLS, SHRINKAGE, AND DAMAGE.
- FLOOR INSPECTION
- THE FLOOR INSPECTOR WILL VISUALLY AND WITH THE AID OF CALIPERS, MICROMETERS, AND
FIXTURES, INSPECT CASTINGS DURING THE CLEAN-UP AND STRAIGHTENING PROCESSES.
- FINAL INSPECTION
- THE FINAL INSPECTOR WILL, WITH THE AID OF NECESSARY INSPECTION TOOLS, JIGS, AND
FIXTURES, ASCERTAIN THAT CASTINGS MEET THE DIMENSIONAL REQUIREMENTS OF CUSTOMER PURCHASE
ORDER AND ENGINEERING DRAWINGS.
- THE FINAL INSPECTOR WILL ALSO ASCERTAIN THAT ALL REQUIRED SPECIAL PROCESSING, HEAT
TREAT, PENETRANT, X-RAY, ETC., HAS BEEN PERFORMED.
- UPON COMPLETION OF FINAL INSPECTION, THE INSPECTOR WILL STAMP THE TRAVELER.