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Casing: Finish trim around the sides of a door or window opening covering the gap between finished wall and the jam or frame it is attached to. Cartouche (in French) escutcheon : Framed panel in the form of a scroll with an inscribed centre, or surrounded by compound mouldings decorated with floral motifs
Casing may refer to an enclosing shell, tube, or surrounding material. It may also refer to: Cartridge (firearms), shell enclosing the explosive propellant in ammunition; Casing (borehole), metal tube used during the drilling of a well; Casing (molding), decorative molding surrounding door or window openings
Blow molding is a manufacturing process for forming and joining hollow plastic or glass parts. A manufacturer who makes molds is called a moldmaker . A release agent is typically used to make removal of the hardened/set substance from the mold more easily effected.
Injection moulding (U.S. spelling: injection molding) is a manufacturing process for producing parts by injecting molten material into a mould, or mold. Injection moulding can be performed with a host of materials mainly including metals (for which the process is called die-casting ), glasses , elastomers , confections , and most commonly ...
The value of the draft angle depends upon the complexity of the pattern, the type of molding (hand molding or machine molding), height of the surface, etc. Draft provided on the casting is usually 1 to 3 degrees on external surfaces (5 to 8 internal surfaces). [7]
The direct molding method is to make the wax material into the same wax mold as the casting by hand or other tools; the indirect molding method is to make the wax mold through the mold. The direct molding method requires craftsmen to have a high technical level; otherwise, the quality of castings cannot be guaranteed.