Process for the manufacture of an injection mould

Details Process for the manufacture of an injection mould Process for the manufacture of an injection mould

B - Operations, Transporting

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C

18/709

B29C 45/73 (2006.01) B23K 20/24 (2006.01) B23P 15/00 (2006.01) B29C 45/27 (2006.01)

Patent

CA 1273464

Abstract: Process for the manufacture of an injection mould An injection mould having several gating points (3) which are all supplied with moulding material at the same time has a hot runner manifold (2) situated in a composite body. The composite body is composed of several plates (9,11,12,13,9') in which both the system of hot runners (2) and the tubular heating elements (10) required for heating are formed, starting from the surfaces of separation (F1, F2, F3, F4), whereupon the individual surfaces are joined together by diffusion welding after they have been pretreated as required (Figure 2), A-G 5175

547573

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