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Five-layer feedblock adjusts TD uniformity. (Keeping Up with Extrusion).


A five-layer feedblock for coex sheet or flat film adjusts layer-thickness distribution on-line, allowing layer configuration to be changed and thickness tuned without interrupting production. It's the second five-layer version of the patent-pending Accuflow feedblock built by Extrusion Dies Inc. in Chippewa Falls Chippewa Falls, city (1990 pop. 12,727), seat of Chippewa co., W central Wis., on the Chippewa River; settled 1837, inc. as a city 1869. Originally a lumbering town, Chippewa Falls once had the world's largest sawmill. , Wis. EDI (Electronic Data Interchange) The electronic communication of business transactions, such as orders, confirmations and invoices, between organizations. Third parties provide EDI services that enable organizations with different equipment to connect.  delivered the first unit six months ago to a processor in Spain to make five-layer polyester/PC glazing sheet, where tight thickness control affects optics.

Previously, the Accuflow feedblock was available in one- to three-layer versions. EDI's earlier Ultraflow five- and seven-layer feedblocks also have selector (programming) selector - 1. In Smalltalk or Objective C, the syntax of a message which selects a particular method in the target object.

2. An operation that returns the state of an object but does not alter that state.
 spools for layer-sequence changes but lack the ability to tune layer thickness in the transverse To cross from side to side.  direction on-line. Tel: (715) 726-1201, www.extrusiondies.com
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Publication:Plastics Technology
Date:Feb 1, 2003
Words:114
Previous Article:Clean dust off webs at 2000 ft/min. (Keeping Up with Extrusion).
Next Article:Coex pancake die has changeable inserts. (Keeping Up with Extrusion).



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