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FLEXO Magazine : June 2014
Engineered Solutions for All Your Flexo Doctoring Needs! www.allisonblades.com email@example.com 220 Adams St. Riverside, NJ 08075 Tel: 856-461-9111 Fax: 856-461-9373 Introducing The Complete Cleaning Solution Line for Water-Based and UV Inks Benefits Of This Line Include... •Environmentally Safe •Operator Safe •Non-Corrosive •Non-Flammable •Quick Acting •Water Dilutable •Water Dilutable •Biodegradable Authorized Distributor The Right Brush To Clean Your Anilox •Comfortable In Your Hand •Wood Or Plastic Block •Comes With Stainless Steel Or Brass Wire Bristles •Available With Extra-Fine Wire •Can Be Used With Any Of •Can Be Used With Any Of The Cleaning Solutions Contact Us To Find The Right Cleaning Products For Your Flexo Press! Call, email or visit our newly redesigned website. for the specialty ink with flat or rod type particles to work, then review where 280 cpi, 7.0 bcm falls into the chart. You will see 7.0 bcm falls close to the end of the standard (green) engraving range. As the anilox supplier, I would suggest moving to a lower engraving specification, such as a 220 cpi with 7.0 bcm. The reason for making this adjustment is so the engraving is now to the middle of the volume range and the cell opening is a little more than two and one half times the pigment grind. This choice should result in easy ink laydown and less issues with plugging. Note that you can have same volume with different cell counts and cell openings, so consult your ink supplier and anilox supplier. Making the right choice will dramatically impact your chances of success. Make sure you know the condition of the anilox you are going to use. You can easily have the anilox specifications but not get the results due to wear or cell plugging. PROOFING “POP” It was mentioned earlier that it is always a good idea to conduct as much testing as possible prior to going to press when embarking on new projects. If you are not 100 percent confident in the ink and an- ilox combination, then consider another step in preparation. This step involves proofing. Proofing is a more cost effective way to determine whether the desired effect is achievable. There is a variety of tabletop testing equipment available that will enable you to conduct proof print trials. You want your proofing device to mimic your press, so proofing that incorporates your ink, anilox and substrate is preferred for repeatability in press. In the case of UV based inks, you can also “Keep in mind the particle size of your ink grind when dealing with glitter, pearlescent and metallic inks—A good rule of thumb when selecting an anilox is to maintain a minimum anilox opening to particle size ratio of 2:1. ”