7.PURCHASED CORES SECTION NA
7.1Are purchased cores visually inspected prior to use? YES/NO
7.2 Is the acceptance criteria documented for all core critical characteristics? YES/NO
7.3 Is there a documented action/reaction plan with “stop points” to follow when an out of spec condition is found? YES/NO
8. MOLDING
8.1 Is the pattern inspected before and after use, with regard to the following:
Auditor Handbook: There should not be any sand build up on pattern and the pattern should be coated with release agent.
8.1.1 Cleanliness/Sand Buildup? YES/NO
8.1.2 Damage? YES/NO
8.1.3 Vents? YES/NO
8.1.4 Pins/Bushings? YES/NO
8.1.5 Heat/Date code – location/legibility? YES/NO
8.2 Are the following molding procedures/parameters documented:
8.2.1 Squeeze Pressure? YES/NO/NA
8.2.2 Squeeze Time? YES/NO/NA
8.2.3 Binder Flow YES/NO/NA
8.2.4 Catalyst Flow YES/NO/NA
8.2.5 Dry Sand Flow to Match Mixer Output YES/NO
8.2.6 Scratch Test? YES/NO
8.3 Do all release agents used for mold making have a specification defining the composition or a vendor identification number or brand name? YES/NO
8.4 Are Cope and Drag molds coated by:
8.4.1 Spray?
8.4.2 Brush?
8.5 Is there a procedure documenting mold wash (coating) requirements? YES/NO
8.6 Is the wash monitored for Baume/Vicosity? YES/NO
Auditor Handbook: Verify same tests are being performed on weekends.
8.7 Is there a procedure for visual inspection of the molds, with regard to the following:
8.7.1 Sand Breakage of Cast Features? YES/NO
8.8 Is there a procedure for in-mold additions? YES/NO/NA
8.9 Is there a procedure for chill addition; type; location? YES/NO/NA
8.10 Are chills inspected for rust/moisture? YES/NO/NA
8.11 Is the acceptance criteria documented for all molding critical characteristics? YES/NO