Printing Knowledge

Two printed sheets can look like an exact color match at the printer's bench and clearly different when checked in a client's office. The paper has not changed, and the ink has not changed. What changed is the light. Human color judgment depends heavily on the conditions around the object being v...…

Name Thickness/mm Name Thickness/mm
80gsm art paper 0.065 105gsm matt coated paper 0.09
105gsm art paper 0.085 128gsm matt coated paper 0.12
128gsm art paper 0.105 157gsm matt coated paper 0.16
157gsm art paper 0.135 200gsm matt coated paper 0.19
200gsm art paper 0.17 210gsm matt coated paper 0.21
210gsm art paper 0.19 230gsm matt coated paper 0.23…

Gravure tension control matters most on web-fed presses. Sheet-fed gravure has no tension problem to solve, because each sheet is held by grippers and registered by front and side lays while the press is momentarily stationary under impression. Rotary gravure runs differently. The substrate advan...…

Conductive ink screen printing builds the tracks that carry current on membrane switches, printed circuit boards, RFID antennas, and flexible circuits. The layer is thin, the line width is fine, and the printed track holds a measured resistance, so the process leaves little room for drift. A smal...…

Reverse UV, matte UV and matte embossing all put a fine grain on a printed surface. Each one gives packaging a soft, substantial touch that reads as considered rather than slick. Where they differ is in how the grain is made, what it feels like under a finger, and how well it survives handling. T...…

Print buyers, sales staff, and production people judge a printed job by different standards, yet they all use the same word: quality. A sheet that passes the press operator may fail the customer, and the opposite happens as well. The reason is that color judgment depends on conditions, such as th...…

Ink gelation is a fault that printers and ink makers have dealt with for decades. It appeared most often in older oil-based inks, the kinds that dry by oxidation or by penetration into the paper. Solvent-based inks, which dry by evaporation, and water-based inks run into it less frequently, but t...…

Flexographic presses have become the default choice for food packaging, medicine packaging and a wide range of other printed products, mainly because the process is efficient and kinder to the environment than several alternatives. Yet the same question keeps coming back from production managers:...…

An inkjet coder is only as reliable as its printhead. The printhead is the most delicate part of the machine, and the way it is handled day to day decides both print quality and how long the head keeps working. Small, consistent habits cost little time, and they protect the single most expensive...…

Lamination film is one of the quieter cost centers in post-press finishing. The same film roll can cover very different numbers of sheets depending on how the job is handled, and most of that difference comes down to operator technique rather than machine settings. Four working habits, plus caref...…

Water-soluble inks, also called water-based inks or aqueous inks, are widely used in inkjet printing systems. Understanding their physical and chemical properties is key to maintaining consistent print quality and preventing common issues like nozzle clogging or poor adhesion. This article breaks...…

Understanding Photosensitive Materials for Screen Printing

Screen printing relies on photosensitive emulsions to create durable, high-resolution stencils on …

Understanding the different types of digital printing inks is essential for anyone involved in print buying, design, or self-publishing. Each ink technology behaves differently on various substrates, affects print quality, and comes with its own cost and performance trade-offs. This guide breaks...…

In offset printing, the quality of your printed piece depends heavily on the paper you choose. Understanding how paper properties interact with ink and press conditions helps you make better decisions for your print projects. Five key paper characteristics have the most direct impact on the final...…

Letterpress printing, which uses raised type and image plates to transfer ink onto paper, remains a respected technique for creating distinctive printed pieces. From limited-edition books and art prints to high-end business cards and invitations, the process produces impressions with a tactile qu...…

Gravure printing has long been a preferred choice for high-volume print projects, from magazines and catalogs to packaging and labels. Its ability to deliver consistent color quality across long runs, combined with cost efficiency at scale, makes it a cornerstone of commercial printing. But the c...…

If you have ever ordered custom stickers or product labels, you may have noticed that a roll of label stock is never a single piece of material. Peel a die-cut label off the backing and you are separating two layers. In fact, a typical pressure-sensitive label construction contains seven distinct...…

On a folding carton , color is often the first thing a shopper notices. A food brand's red, a cosmetic brand's rose gold, a toy brand's bright blue: these hues are usually printed as spot colors rather than CMYK builds, because four-color process inks cannot reproduce the full range of vivid, sat...…

Shipping labels, warehouse bin tags, retail price stickers, and compliance labels all start the same way: someone has to print them. A label printer puts that task in your own hands, and the machine you choose affects daily cost, print quality, and how smoothly your operation runs. The right pick...…

Custom printed napkins are standard in restaurants and hotels across Europe and North America, and the market is growing quickly in China as dining brands look for low-cost ways to reinforce their identity. Most of these napkins are produced by flexographic printing, a process that suits thin, ab...…