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Liberty Casting Company

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Quality Control 

Chemical Control

Chemistries are run on the spectrometer for every heat.
Before tapping the furnace preliminary chemistries are run on critical jobs .
Daily chemistry cross-checks are performed.

 

Sand Control

Daily Mixer Calibrations are performed
Daily Tensile Tests are run on each Mixer
Fines tests are run on reclaimed sand
Loss-on-ignition (LOI) tests are run on reclaimed sand

 

Document Control

Customer prints are registered and only controlled copies are issued to
the foundry.
All specifications are registered and only controlled copies are issued to the foundry.
History records are maintained on all parts.
Defect history is recorded and monitored on computer.

 

Final Inspection

Every casting is subject to a visual inspection before shipment.
Brinell Testing is completed on required jobs as well as Representative Testing
on all materials.
Tensile testing can be done in-house.
Certifications are obtainable if required by the customer and are traced from the date of pour