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2. Cope and drag - Wikipedia

   en.wikipedia.org/wiki/Cope_and_drag

   Cope and drag with cores in place on the drag Two sets of castings (bronze and aluminium) from the above sand mold. In foundry work, the terms cope and drag refer respectively to the top and bottom parts of a two-part casting flask, used in sand casting. The flask is a wood or metal frame, which contains the molding sand, providing support to ...

3. Pattern (casting) - Wikipedia

   en.wikipedia.org/wiki/Pattern_(casting)

   A similar technique called a cope and drag pattern is often used for large castings or large production runs: in this variation, the two sides of the pattern are mounted on separate pattern plates that can be hooked up to horizontal or vertical machines and moulded with the molding material.

4. Flask (metal casting) - Wikipedia

   en.wikipedia.org/wiki/Flask_(metal_casting)

   The shape of a flask may be square, rectangular, round or any convenient shape. A flask can have any size so long as it is larger than the pattern being used to make the sand mold. Flasks are commonly made of steel, aluminum or even wood. A simple flask has two parts: the cope and the drag. More elaborate flasks may have three or even four parts.

5. Sand casting - Wikipedia

   en.wikipedia.org/wiki/Sand_casting

   The cope and drag (top and bottom halves, respectively) of a sand mold, with cores in place on the drag. Two sets of castings (bronze and aluminium) from the above sand mold. Sand casting , also known as sand molded casting , is a metal casting process characterized by using sand —known as casting sand —as the mold material.

6. Wikipedia:How to draw a diagram with Dia - Wikipedia

   en.wikipedia.org/wiki/Wikipedia:How_to_draw_a...

   Starting on the left you will find a handful of simple tools. Use the pointer button to move objects on the screen. Use the cursor button to change the text of a text object. Use the magnify button to zoom in. Use the button with four arrows to move around the diagram. Use the text button to add text to your diagram.

7. FreeCAD - Wikipedia

   en.wikipedia.org/wiki/FreeCAD

   FreeCAD is a general-purpose parametric 3D computer-aided design (CAD) modeler and a building information modeling (BIM) software application with finite element method (FEM) support. [4] It is intended for mechanical engineering product design but also expands to a wider range of uses around engineering, such as architecture or electrical ...

8. EAGLE (program) - Wikipedia

   en.wikipedia.org/wiki/Eagle_(program)

   EAGLE is a scriptable electronic design automation (EDA) application with schematic capture, printed circuit board (PCB) layout, auto-router and computer-aided manufacturing (CAM) features.

9. Metal casting - Wikipedia

   en.wikipedia.org/wiki/Metal_casting

   Molding material: The material that is packed around the pattern and then the pattern is removed to leave the cavity where the casting material will be poured. Flask: The rigid wood or metal frame that holds the molding material. Cope: The top half of the pattern, flask, mold, or core. Drag: The bottom half of the pattern, flask, mold, or core.