Ceramic cores find application wherever usual mould shells would not allow the ceramic moulding material (slip) to reach or body out completely the narrow and/or undercut cavities that often exist in castings of a complicated design.In ready burned and finished condition, the cores are being inserted into the tool used for the manufacture of the related casting. Depending on the individual case, wax is injection-moulded around them. The cores remain in the casting mould till to the point the casting process is finished. Ceramic cores are the most advanced

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