By Scott Sabreen Question: We are marking large alphanumeric characters (1” height and 1/8” stroke width) using an Nd:YAG laser. The marking time is 45 seconds. Can you suggest ways to reduce the cycle time? Answer: There are several techniques that can decrease marking cycle time while achieving high resolution quality. First, adjust the beam expander (telescope) to … [Read more...] about Q&A: Data Matrix Bar Code Mark Quality Verification and Standard
Quality
Q&A: Optimizing Inkjet Printing Quality
By Scott Sabreen Question: We UV inkjet print on polycarbonate using multiple-color printheads inline. We started printing a new product and have inconsistent quality. Buying multiple inks is too costly. Can you offer suggestions? Answer: The problem you describe is common. There are several viable solutions, one of which originates from the pharmaceutical industry. As … [Read more...] about Q&A: Optimizing Inkjet Printing Quality
Wear Damage of Decorated Parts – Techniques to Understand and Improve Testing
by Alan D. Jaenecke, TABER® Industries Technology Feature October-November2009 The objective of a laboratory test method is to define the approach that will permit an operator to obtain meaningful, reliable data. As materials and decoration techniques evolve, commonly used test methods to measure abrasion resistance of decorated plastics may no longer be sufficient. To … [Read more...] about Wear Damage of Decorated Parts – Techniques to Understand and Improve Testing
The Perception of Color
by John Kaverman, Innovative Marking Systems Technology Feature July-August2008 I believe we can all agree that color is the single most misunderstood property of the products that we decorate. If you don't believe me, ask me about the customer who faxed me a color chip. For someone to perceive any color you have to have three things: a light source, an observer and an … [Read more...] about The Perception of Color
Ask the Expert: Adhesion
by Scott Sabreen, The Sabreen Group, Inc. Question: Fluoropolymers Could you explain fluoropolymers and their benefits? A fluoropolymer is a polymer that contains fluorine atoms. Fluoropolymers inherently possess high resistance to solvents, acids, and bases. One of the most well-known fluoropolymers is Teflon (PTFE – polytetrafluoroethylene), which was invented by … [Read more...] about Ask the Expert: Adhesion