Focus
Editor: Laura McCluskey -- Converting Magazine, 6/1/2002
Online: Go to www.convertingmagazine.com
Fax: Enter the corresponding product numbers into the Reader Reply Form in this issue. Fax it toll-free to 800/334-2812.
Phone: All Reader Reply items list telephone and fax numbers. Call suppliers directly and mention Converting.
Inks, Adhesives and AccessoriesKnives, blades and knifeholdersAdhesives added with processor
Prime UV, 630/681-2100, fax: 630/681-0022, www.primeuv.com
UV laminating adhesives can be cured in-line with this co.'s UV Optimum series UV Processor. It installs easily on coating lines from 10 to 110 in., says co. Space requirement in the web direction is only 3 ft for webs running at 1,500 fpm. With the UV Processor, UV laminating is applied to the substrate and nipped to the laminating film. UV adhesive is cured instantly as the laminated substrate passes through the processor. This system allows the converter to complete finishing in-line or to run roll to roll.
Enter 403 or Inquire Online
Pressure-sensitive adhesive tapes
Avery Dennison, Specialty Tape div., 800/648-7636.
This co. manufactures pressure-sensitive adhesives available as single-coated, double-coated or transfer adhesive tapes. They are used to fasten, bond, seal, laminate, attach, mount or join different substrates and materials.
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Adhesive system uses release coating
Craig Adhesives & Coatings Co., 973/344-1483, fax: 973/344-4767.
This co. introduces the TLS system. The adhesive is part of the system that also uses a release coating when needed. The adhesive can be made to be permanent or removable and can be acrylic and/or microsphere technology. One application uses an emulsion pressure sensitive adhesive (PSA), Craigbond 3256C and a unique one-part UV curable silicone release coating (Craigcoat 1048Q). The converter uses a flexo applicator to apply the silicone, then it passes and is cured under UV lamps. The emulsion PSA is applied wet directly on top of the cured silicone, joined to another web, then die cut to make stickers or stamps.
Enter 405 or Inquire Online
Inks for flexo
Bell-Mark Sales Co., 973/882-0202, fax: 973/808-4616, www.bell-mark.com
This co. manufactures a wide range of flexographic inks. These inks include water-based systems for poly, fast drying solvent base inks (pigment and dye formulas), and water-based inks for paper.
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New UV inks & coatings
Water Ink Technologies, Inc., 800/426-4657, fax: 704/732-6333, www.waterinktech.com
Pureflex UV is a new line of UV inks and coatings. This line is said to have low viscosity and high-density colors. It is the first formulation to significantly reduce skin irritation, says co. Pureflex ink is available in process colors, high opacity whites and special matches. As for the coatings, they are available in high-gloss, matte and high-durability finishes.
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Adhesive is UV-curable
Rad-Cure Corp., 973/808-1002, fax: 973/808-6886, www.radcure.com
RAD-BOND 12PSFLV is the newest addition to the co.'s line of high performance, UV-curable pressure sensitive adhesives. Features include fast cure, high peel strength, clarity and versatility for a variety of papers, films and foil stocks. It's an effective PSA with polyester, polypropylene, polystyrene, and unplasticized PVC films.
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UV flexo ink
SICPA North America, 763/535-7600, www.sicpa.com
The SICURA FLEX 39-5 UV flexo ink has flow characteristics harmonized to high printing machine speeds. This low viscosity ink exhibits high color strength, gloss and resistance properties. The inks are capable of adhering to paper, corona-pretreated PE, PP and other treated label materials.
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Ink system for gravure printers
Sun Chemical Ink, 800/933-7863, fax: 708/562-0580, www.sunchemicalink.com
The ROTOMAX II® produces fast ink vaporization permitting faster press speeds. With extrusion lamination bond values, this system offers superior cohesive strength and surface energy to enhance the performance of the laminating adhesive. The ROTOMAX also demonstrates top solvent release properties for very low odor in food packaging applications.
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Flexo ink with heat resistance
Akzo Nobel Inks, 800/328-7838, fax: 763/559-0243, www.aninks.com
Thermokett HR™ is said to be heat resistant with good color strength and no need for a crosslinker. It also has good water resistance properties and superior abrasion and scratch resistance. This ink can be used in all flexographic print units provided the ink is dried with hot air or IR dryers. It can also be used with negative doctor blades as well as in chambered doctor-blade systems. Thermokett HR is suitable for self-adhesive labels, cash receipts and tickets/tags/boards.
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Automated slitter positioning system
EMT Intl., Inc., 920/468-5475, www.emtinternational.com
The new Auto-Cut™ is designed using the co.'s Cushion Cut™ technology found on the Beast line of slitter holders. The Auto-Cut slitter holder system reduces set-up times over manual and semi-automatic methods and systems using on-screen electronic holder positioning. It also offers fully automated slitter holder male and female blade movement without removing the web and holds tight tolerances to help reduce waste.
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Modules used as add-ons
Azco Corp., 201/791-1428, fax: 201/791-8420.
The ACU-SLIT™ is a line of custom-built slitter modules used either as add-ons or replacement units. Specified sizes up to 60 in. wide can be requested. Options include the type and quantity of knives, and a choice of motorized or stub shaft for machine drive. These modules cut a wide variety of flexible materials such as film, foil, paper, nonwovens, foam rubber and other flexible materials.
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Blades in various sizes
Max Daetwyler Corp., 800/627-1011, fax: 704/875-0781, www.daetwyler.com
These precision punch blades can punch any size hole needed for presses. As an added feature, these blades are offered with the type of blade tip required for certain printing applications, including straight edge, lamella tip, bevel tip, coated blades or double radius edge. Blades are manufactured from steel with tight tolerances to deliver the exact size and specification of punched hole.
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New & improved knifeholder
Tidland Corp., 800/426-1000, fax: 360/834-3846, www.tidland.com
The Performance Series knifeholder has an advanced technology that can cut more material per shift, eliminate downtime, reduce maintenance and improve roll quality. Operators can set knifeholders in seconds by using the advanced function control knob, factory preset cant angles and a streamlined design, says co. Dull or worn blades can be changed off-line using interchangeable blade cartridges while the slitter continues to function. These knifeholders are constructed to withstand dust, vibration, rust and other factors that are frequent in the converting environment.
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System has holder adapter
Dienes Corp., 800/345-4038, fax: 508/885-3452, www.dienescorp.com
The CLB system (Center Linear Bearings) eliminates excessive knife side loading, and subsequent reduced knife life from misuse of dovetail rack and pinion arrangements. This system consists of a holder adapter mounted on a linear bearing way, two brake strips and a detent lever. The CLB system provides smooth positioning and solid braking of the knife holder. It can be mounted directly to existing dovetail bolt patterns requiring only a slight relocation of the holder beam.
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Sharpening service offered
John Dusenbery Co., 973/366-9703, fax: 973/366-7453.
Knife sharpening service program provides for the sharpening/re-sharpening of score slitter knives, such as the co.'s 229002 and 229209; male knife 783036; female knife 783003 and core cutter 229062.
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Blade dispenser
Ceramic Technologies, Inc., 800/258-8495, fax: 281/556-9244, www.icsi.net/~certech
This co. introduces a razor blade dispenser for converters who razor slit. It minimizes razor blade handling and cuts down on operator accidents. Ceramic-coated steel razor blades are available in a yellow safety dispenser.
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