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Precision Slitting Sets Converters Apart

(News | New Products)

March 06, 2019, ... OCCUR? It’s a basic question. According to Saari, there are the typical “standby slitting methods including shear, score and razor technology. The diversified materials used in the making of blades along ...

MAXSON Offers a Sheeter for Magnetized Laminates

(News | New Products)

December 11, 2018, Specialty converters of magnetized polypropylene or PVC laminates can accurately sheet to finished sizes with the new MAXSON SDFK Sheeter.  WESTERLY, RI | Specialty converters of magnetized polypropylene ...

Will it Process?

(Extrusion Coating)

December 11, 2018, ... to balance the upward shear force from the web. Ebbing and flowing disturbances may not always result in a disaster. The coating fluid may smooth well and the finish may have a varnish or enamel look. ...

Some Thoughts on the Pressure-Sensitive Industry

(Sticking With It)

November 25, 2018, ... Water-based acrylics have been developed that have better water resistance and higher shear holding power allowing them to be used on beverage labeling and tapes. All these innovations are driven by end-user ...

An In-Depth Look at Extrusion - Part 1

(Tom’s Poly Ploys)

September 11, 2018, ... moves downstream, the average temperature increases, and more and more pellets become molten.  High shear sections may be added into the screw design to ensure complete melting prior to exiting the extruder ...

Catbridge Introduces Next-Generation Surface Winder

(News | New Products)

August 11, 2018, ... quick shear knife setups and accurate cut widths. It takes less than two minutes to precisely place 20 knives over a 72” web. Additional technologies include a unique web stabilizing system for managing ...

An In-Depth Look at Extrusion - Part 2

(Tom’s Poly Ploys)

July 05, 2018, ... at the end of the compression section in industrial extruders can reach 450 bar, which combined with high temperatures, shear rate, and oxygen, can degrade the polymer, causing gels, or worse.  This must ...

E & T Plastics Experiences a New Dimension with Colter & Peterson’s SABER XT Paper Cutter

(Paper)

July 02, 2018, ... specifications. “A fluted sheet looks like cardboard material, but it is plastic. We’ve been shearing quite a bit of it this year. One customer orders large amounts of 30-by-40-inch jobs that we ship ...

Coating Matters | Advances in Slot Die Technology for Hot Melt Adhesives, Part 1

(Coating/Laminating)

April 24, 2018, ... This means that the adhesive polymer melt doesn’t just change the viscous flow characteristics with shear, but the adhesive may snap back after being stressed. This added effect can create unique coating ...

Sticking With It | Hot Melt PSA Primer

(Coating/Laminating)

March 26, 2018, ... For tapes, shear adhesion with temperature cycling, i.e., hot-cold-hot, may be conducted. In summary, hot melt pressure-sensitive adhesives represent a cost effective, easy to apply option. They provide ...

Medical Patches | Faustel Meets Challenge of Hydrogel Pad Production

(Coating/Laminating)

October 23, 2017, ... section to wind three separate rolls. Here again, the low web speed prevented the use of conventional shear-type slitting systems. Instead, a crush-cut system from Tidland proved most effective. A blunt-edge ...

Sticking With It | Q&A on Testing and Evaluation

(Coating/Laminating)

August 07, 2017, ... the adhesive polymer or mixture, PSA manufacturers also will evaluate adhesive performance for each batch of product made. These can include basic performance like peel, tack, and shear. It should be noted ...

Coating Matters | Balancing Slot Die Design

(Coating/Laminating)

July 18, 2017, ... wall sheer stress is greater than the shear stress through the system, then particles will choose to move forward instead of sit on the flow surface. The bulk shear stress for most fluids is approximately ...

Mactac Launches Transfer Adhesive

(Coating/Laminating)

July 02, 2017, ... adhesives feature company’s proprietary MP593XT rubber adhesive. Company says this aggressive yet versatile adhesive has high tack and peel properties, excellent shear strength, and ultra-conformability, ...

Coating Matters | Dispersions in Liquid Coating

(Coating/Laminating)

June 05, 2017, ... shear they will not move. Turn the mayonnaise jar upside down and it goes nowhere. But what happens when you have a wheat beer or a garlic aioli? The dispersed particles can cause coating defects you weren’t ...

Coating Matters | The Critical Variable—Slot Die Lip Gap

(Coating Matters)

May 16, 2017, ... the cross web caliper control typically improves. You have to be careful with shear sensitive fluids however, and manage the flow control with the rheological properties. So what does this mean to ...

Be on Top of Your Game—Training Is Critical

(Yo's Yarns)

April 04, 2017, ... is especially disheartening given how hard it’s been lately for people to find jobs. Manufacturers want to hire, but many workers lack the skills—often the high-tech skills—we need. This is a lost opportunity. ...

Mactac Reports Clean Adhesive Technology

(Coating/Laminating)

April 02, 2017, LV820 solvent-free, low-VOC acrylic adhesive is part of company’s CleanTape industrial tapes product line STOW, OH | Mactac announces LV820 solvent-free, low-VOC acrylic adhesive, which the company ...

Universal Converting Reports Installations

(News | New Products)

March 03, 2017, ... for the life of the machine Automatic positioning of shear (knives and anvils) and razor blades Automatic positioning of rewind cores Additional slit tension zone The Universal X6 slitting machine ...

Sticking With It | Selecting the Right Adhesive for Your Pressure-Sensitive Tape

(Coating/Laminating)

February 13, 2017, ... select a rubber-based adhesive known for its strong affinity for plastics for the nameplate side and a solvent-borne acrylic with its strong affinity to metals for adhering to the metal door. Shear performance ...