Especially in North America there has been a widespread use of flaskless moulding machines with horizontal separation for some decades. Since the late '1990's, this technology has been further-developed on the basis of the Disamatic principle. The article describes the moulding process, its auxiliary equipment and the transport of moulds through the pouring and cooling lines. An account is given of the experience of North American jobbing foundries, as these have been using the machines since the start of the century, and examples are shown of their production of pattern plates, sand moulds and cast parts
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