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Perforating tear-resistant materials takes a big step.: (Magazine); August 31, 1996, ... not to tear? New perforating technology reportedly has the answer. When we attempt to perforate tear-resistant materials such as plastic films, we are trying to create controlled tearing of materials ...
Coextrusion: making the equipment fit the need: (Magazine); June 30, 1996, ... The Yellow Jacket lines are supplied complete, including extruders, reconfigurable feedblock combining adaptor, flexible lip flat die, cast film takeoff with chill roll, air/vacuum knife, edge pinning, ...
Unusual fiber packaging finding worldwide success: (Magazine); December 31, 1994, ... OH, from chipboard rolls supplied by Sonoco Products Co., Hartsville, SC. When the bottoms are glued in place, the tops and bottoms of the drum wells are curled in. The net result is the walls are stronger, ...