- The cope and drag patterns for the pintle socket were CNC
machined in hardwood for strength, durability, and cost control.
- The photos above show the patterns for the top/cope mold and
the bottom/ drag mold
- The cope pattern shows the seven of the ten risers
and the four vents.
- The drag pattern shows the core print for
positioning the bowl core and the four ingates into the bowl rim.
- The cope and drag molds are formed in the patterns with
“no-bake” sand (a binder-sand mixture with superior strength to green sand)
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