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1. The molten steel (2850F) is poured into the assembled
V-process sand mold and allowed to
cool for 40 hours in the mold.
2.
After
cooling, the casting is removed and "shaked
out" of the sand mold.
3.
The
casting is shot-blasted for surface appearance. 4.
The risers are knocked off and the riser stubs and flash lines are ground
smooth. |
