Extrusion International 1-2026
23 Extrusion International 1/2026 dercuts on the deflector, there are no material hang-ups when extracting the deflector, allowing for faster and eas - ier cleaning and changeover. The new 500 Series also features the latest Center-Stage concentricity adjustment system that significantly re - duces pressure on the tooling, allowing easier and more precise concentricity adjustments without loosening the face bolts. Easy-Out inserts for the adjusting bolts also al- low simple replacement of locked or damaged adjusting bolts, which further saves on repair and downtime. Another innovative feature of this new rubber/silicone crosshead is a cast aluminum liquid-fed cooling sleeve that allows the user to switch out the cooling jacket in the event of a line obstruction, again reducing downtime compared to traditional integrated cooling systems. The new 500 Series crosshead with MAGS gum space ad- justment is a drop-in replacement on most existing NRM lines, however this crosshead design can also be adapted to fit any extruder design or line layout. The addition of a newly designed flow inlet channel reduces the shear and heat that is generated as the ma- terials are being processed. This leads to lower head pres- sures allowing the material to move through the head in a much more balanced and even flow. All crossheads supplied by Guill are furnished with a tool kit for assembly and disassembly as well as a detailed operator’s instruction manual. The engineering team at Guill will gladly assist users in the implementation and op- eration of the new 500 series crosshead. For a video of the new Guill 500 Series crosshead with MAGS gum space adjustment: https://youtu.be/jeNovmMtcBs Single-Point Concentricity Extrusion Tooling Guill Tool & Engineering introduces a new single-point concentricity ex- trusion crosshead that uses micro-fine adjustment screws for precise concen- tricity adjustment. The precision of concentricity reaches 0.008” or finer per revolution. This single point con- centricity adjustment is a unique Guill innovation for the extrusion of thin- walled jacketing and precision ID/OD tubing. One adjustment bolt controls 360° of adjustment. Features of the single-point cross- head include a patented cam-lock de- flector for quick changeovers, with a residence time of one minute at .5 lb/hr material flow, optimized usage with extruders measuring ½” and ¾”, and a max die ID of .250.” Additionally, the Guill single- point crosshead offers great flex - ibility to its users. It not only accepts both vacuum and micro-air accesso- ries, but is also ideal for pressure and sleeving applications. Fluoropolymer designs are available upon request. For more information, please con- tact: Guill Tool & Engineering Co., Inc. Tom Baldock, Sales Manager sales@guill.com www.guill.com
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