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Better multi-tip sealing and magnetic valve gates.


Introduced at the Fakuma show in Germany, a new nozzle-tip seal reportedly minimizes gate diameters and allows for clean tear-off of the molded mold 1  
n.
1. A hollow form or matrix for shaping a fluid or plastic substance.

2. A frame or model around or on which something is formed or shaped.

3. Something that is made in or shaped on a mold.
 part. The Z 10325 tips are upgrades to the MultiShot multi-tip nozzle An orifice in an inkjet print head through which ink is sprayed onto the paper. Print heads with six thousand or more nozzles are common in today's printers.
Nozzle 
 line from Hasco America Inc., Arden, N.C. Nozzle tips are sealed by a special heat-resistant plastic called MurSeal that compensates for radial radial /ra·di·al/ (ra´de-al)
1. pertaining to the radius of the arm or to the radial (lateral) aspect of the arm as opposed to the ulnar (medial) aspect; pertaining to a radius.

2.
 thermal expansion thermal expansion

Increase in volume of a material as its temperature is increased, usually expressed as a fractional change in dimensions per unit temperature change.
. The tip seal and nozzle design reportedly promote fast material and color changes.

Hasco also added a larger nozzle to its TechniShot line for molding large parts with filled plastics. The type 60 nozzle can have single or multiple tips.

Also new is Hasco's magnetic needle-valve system that reduces the number of moving parts Moving parts are the components of a device that undergo continuous or frequent motion, most commonly rotation. "Parts" only include the mechanical components which does not include fuel, or any other gas or liquid.  in the valve gate for lower maintenance. For use with Hasco's TechniShot line, new Z1081 valve uses no oil or air and installs easily since no supply lines are drilled. The unit has two wire coils to move the needle forward and back. Three needle diameters (2, 2.5, and 3 mm) are offered. Tel: (828) 650-2600 * PT Direct: 452JH
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Copyright 2005, Gale Group. All rights reserved. Gale Group is a Thomson Corporation Company.

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Title Annotation:KEEPING UP WITH Tooling
Publication:Plastics Technology
Date:Dec 1, 2005
Words:174
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