Static Eliminator Distance: Active AC and DC Bars Against Passive Brushes
Fraser sets brushes at 2-3 mm and short-range bars at 20-150 mm. The 1250 is six times better at 25 mm than at 50 mm.
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PROCESS TECHNOLOGY FOCUS
Cover titled Bar or brush, beside a clear film web leaving a steel roller under a dark ionizing bar.
FilmsPrinting guides
DyneTesting guide
Contact AngleMeasurement guide
Corona Treatment Cost: A Quote and Site-Input Worksheet
Compare corona treatment costs with blank worksheets for equipment scope, installation, measured energy, maintenance and downtime. Download both CSV templates.
READ MORE ›How to Calculate Corona Watt Density: A Unit Audit
Check power, width, speed and treated sides before comparing corona watt density. Rework a published example and distinguish treatment input from dyne results.
READ MORE ›Backside Corona Treatment: Why It Happens and What a Two-Sided Film Map Can Show
Air trapped on the ground roll treats the back and leaves the front light in that lane. Record both faces. Watt density and dyne cells stay blank.
READ MORE ›PCB Preparation Before Coating: KYZEN's Penang Announcement
KYZEN's Penang announcement prompts a PCB cleaning review. Separate supply claims from surface preparation, coating checks and assembly validation.
READ MORE ›Static Eliminator Distance: Active AC and DC Bars Against Passive Brushes
Fraser sets brushes at 2-3 mm and short-range bars at 20-150 mm. The 1250 is six times better at 25 mm than at 50 mm.
READ MORE ›Cleaning Ionizing Bars: Check the Manual, Remove Residue and Verify the Result
Copy the brush, cleaner, and drying step from that bar's manual. Four public notes disagree, and the voltage cells stay blank.
READ MORE ›Measuring Static on a Moving Film Web: Distance, Roller Contact and Repeatable Readings
Compare static readings on a moving film web only when distance, target size, face, speed, and position match. A roller reading can hide charge.
READ MORE ›Removing Static from Plastic Film: Find Where Charge Returns Before You Add an Ionizer
Dust and cling return when film is neutralized only at unwind. Record the open span after each roller, just before the defect, before adding another ionizer.
READ MORE ›Polymer Surface Energy: Polar and Dispersive Components for Wetting
Read polar and dispersive surface-energy components, follow a sourced polymer example, and understand why equal totals do not guarantee the same wetting.
READ MORE ›Corona Treatment of Plastic Film: Surface Energy and Dyne Limits
What corona treatment changes on plastic film, which sources support dyne limits, why treatment decays, and when wetting results cannot justify rework.
READ MORE ›Ink Adhesion Testing on Plastic Film: Choose the Method and Record What Changed
When printed plastic film passes a dyne check but ink still lifts off, separate wetting from tape adhesion, match the ASTM scope, and record variables.
READ MORE ›Kodak PROSPER Plus 5: Substrate Checks Before an Inkjet Retrofit
Kodak's PROSPER Plus 5 announcement raises substrate questions. Check the receiving surface, pretreatment, drying and downstream coating before a retrofit.
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Printing on Plastic Film
Read our overview of printing on plastic film and explore the references cited in the article.
Read the Film Printing Guide ›SURFACE MEASUREMENT
Contact Angle Measurement
Explore our contact angle measurement guide, including its terminology, examples and cited references.
Read the Contact Angle Guide ›SURFACE TESTING
Dyne Testing Guide
Browse our dyne testing guide for an introduction to the topic and links to the sources used in the article.
Read the Dyne Testing Guide ›