Alpha Marathon recently announced its new achievement that considerably strengthens the company's portfolio.

Alpha Marathon has been awarded patent number 2,508,992 by the Canadian Patent and Trademark agency (Canadian Intellectual Property Office) for innovating of a Distribution block for blown film extrusion die, which enable each layer of a co-extrusion blown film die to be duplicated into two separated layers for a greater variety of applications without changing or adding extra distribution blocks or without constructing entirely new dies.

There is further provided an extrusion die for manufacturing film in tubular form comprising a plurality of melt distribution blocks of the present invention stacked axially front to rear interspersed with separator blocks extending radially about a centrally disposed mandrel to define an extrusion passage between the mandrel and the stack of distribution and separator block.

distribution block for blown film extrusion die

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