IMPROVEMENTS IN OR RELATING TO MOULDING CONCRETE ARTICLES, IN PARTICULAR SEGMENTS OF LINING FOR TUNNEL OR PIPELINE

摘要

A moulding apparatus (10) for moulding articles (50) in a settable material, the moulding apparatus (10) including primary part (11) having a base (14) and one or more mould edges. The apparatus (10) is characterised in that it includes at least one insert (20, 21) which is arranged to extend along a mould edge to provide with the primary part (11) a moulding recess (12) into which moulding material is introduced, the insert (20, 21) having a surface (28) which faces inwardly of the moulding recess (19) which is configured so that an edge of the article (50) moulded in the moulding apparatus (10) is provided with a desired formation (25, 26), the insert (20, 21) being removable from the primary part (11) with the moulded article (50).