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Synrad, Inc. Synrad, Inc. 4600 Campus Place Mukilteo, WA 98275-4862 USA Phone: (425) 349-3500 Website : www.synrad.com. CO2 LASER APPLICATIONS ON CERAMICS.
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Synrad, Inc. Synrad, Inc.4600 Campus Place Mukilteo, WA 98275-4862USAPhone:(425) 349-3500 Website : www.synrad.com
CO2 LASER APPLICATIONS ON CERAMICS • Marking PorcelainThis material provides a highly permanent contrasting mark, with some engraving. This component is used for electrical lamp plugs.Fenix, 25W, 5"/s..
Marking Aluminum Nitride Aluminum Nitride marked using Synrad’s Fenix. • Using Synrad’s 25W Fenix Laser Marker and 80mm lens, this Polished Aluminum Nitride (Ceramic) sample was marked with 1mm high text characters at 2.5 inches per second in a cycle time of 0.2 seconds.
Marking Clear Ceramic Marking high temperature clear ceramic using a 10W laser. Heat resistant to 1400° F, the clear ceramic material in the photo is used for windows in high temperature ovens and furnaces. The ceramic was marked with a 0.125" high human readable lot code and a 2D Data Matrix code using a 10W Synrad CO2 laser, with a cycle time of 3 seconds.
Marking polished ceramic surface mounts • This shuttle was marked on a surface mount • The mark was made with a 69mm lens and 13 watts of laser power. • A speed of 15'"/s was achieved, with high resolution. • This application calls for high marking speeds, as the surface mount material must be marked without overheating the part
Marking Ceramic and Phenolic Capacitors • The flexible nature of laser marking is ideal for placing a printed mark onto very small, varyingly sized capacitors, with changing text. • Both ceramic and phenolic capacitors produce an excellent contrasting mark.
Marking Ceramic Components • The electronics industry uses miniature surface-mount components extensively in the manufacture of circuit boards. • This large (2.5 mm x 3 mm) ceramic capacitor was marked using an FH-Series marking head equipped with an 80 mm lens.
Drilling Ceramic • 75-micron holes drilled in 0.015" ceramic (alumina) using a Synrad Evolution 240.
Cutting Ceramic • This 0.014" diameter hole was trepanned through a sheet of 0.005"-thick ceramic.
Cutting ceramic • 0.025” thick ceramic, cut with a Synrad 200 watt laser, at 15ipm
Scribing Micro-Channels in PMMA • This 100-micron wide channel was made using only 6W of power on a sheet of super-cooled PMMA. • Enlarged view of the scribed channel
Marking Surface Mount Capacitors • Marked with a Synrad 10-watt laser and FH-Series “Index” Marking Head at 15”/ sec (Actual size ~2mm x 1 .5mm)
Marking Polyimide • Marked with the FH "Index" marking head and Synrad laser, using 5 watts at 30"/ second.The cutting of polyimide material for flex circuits and other electrical applications is a highly specialized area, with lasers of wavelengths in the 9.3-9.4 micron range commonly used in their processing.
Marking PCB on its side • Marked with the FH "Index" marking head and 10 watt laser using 7 watts at 15"/second. • The available space on small PCBs for marking part numbers or date codes is constantly decreasing - one of the reasons for the increased use of Data Matrix codes
Marking LPI Solder Masks • LPI (Liquid photo-image able) solder masks are widely used on circuit boards as they offer high resolution, excellent electrical properties and compatibility with surface mount technology. • This LPI solder mask was marked using a Synrad CO2 laser and FH Series marking head without exposing the electrical traces, or otherwise damaging the board.
Marking IC Chips • Marked with Synrad's FH "Index" marking head and a 10-watt laser at 45" per second
Marking Graphite • Marked with a Synrad 50W laser at 2.5"/s • Graphite’s ability to absorb laser energy is well known among CO2 laser users, as this material can be used as a fairly effective beam stop. • While this high-threshold material does require at least 50 watts of power to mark, laser marking on graphite results in well-defined, dark contrasting marks
Marking Electronic Chips • Incredibly small readable text created with Synrad 10W laser
Marking Data Matrix Codes on PCB • This 0.08" sq. (~2mm. sq.), 26-character code was marked with a 10-watt Synrad laser and FH "Index" Marking Head at 19" per second.
Marking Data Matrix Codes on Glass-filled Nylon • Marked with an FH "Index" marking head and 25-watt laser, using 12 watts of power at 40"/ second. • This 22 character code was marked onto an automotive part in 0.4s. The 0.4" square code is readable with a hand held scanner.
Marking Codes on PCB • 2 watts of laser power were used. The codes shown are (from top left): • 0.04" sq. Data Matrix code, marked with Synrad's Spot tool0.1725" sq. Data Matrix code, raster-filled, cycle time 0.54 seconds • 0.7180 x 0.09" pdf 417 code, cycle time 1.01 seconds0.8 x 0.09" Code 128, cycle time 1.64 seconds • All four codes were marked in 5 seconds
Marking Chewing Gum Wrappers • In this application, foil chewing gum wrappers were marked for tracking, quality, and inspection purposes using a Synrad 25W CO2 laser and FH-Series marking head equipped with a 125mm focusing lens
Marking Brake Pads • This brake pad can be marked on either side. • While an engraved mark can be produced on the actual contact side of the pad, a great contrasting mark can be made on the painted side (shown in the photograph above) at very high speed. • Both the text and code were marked in less than 2 seconds.
Marking 2D Codes on FR4 • A 2D Data Matrix code was marked on a sample FR4 circuit board • A second sample, containing twelve 0.060” high alphanumeric characters, was marked using 12 W at 25 IPS in a time of 0.22 seconds.
Marking 2D Bar Codes on PCBs • This 2-D bar code reads "Synrad CO2 Laser marking!" • Information-dense 2D codes can be quickly and easily marked directly onto the base material of PCBs using a low power sealed CO2 laser and galvo’ based marking head
Cutting Sandpaper • Cutting 0.04” aluminum oxide paper with 125 watts at 125”/ minute.The thickness and abrasive nature of the aluminum oxide is a challenge for mechanical cutters, often resulting in tool wear and deformation of the paper. • The laser cuts the sandpaper with no visible signs of thermal damage, and, as in this example, offers the end-users the flexibility to create custom shapes.
Cutting PCB • Side view of PCB scribed using low power Synrad CO2 Lasers. • The 0.05” Printed Circuit Board (PCB) shown on the left was cut at 140 inches per minute with a Synrad 50W laser.
Cutting Non-Slip Mats • Close up of laser cut non-slip flooring. • Cutting was done with a 50-watt Synrad laser and 10psi nitrogen assist at a speed of 2.75" per second.
Cutting Gaskets with a marking head • This application may also be accomplished using the Fenix Laser Marker. • The figure shows 8.5" x 7" gasket, cut with 25 watts of power at 2" per second
Cutting cell phone keypads • Cut conditions were 23W, 1.8"/s, 200mm lensThe as-received cell-phone keypad required the individual keys to be de-gated. The cutting was achieved using the Digital Marking Head.
Cutting CDs • The CD material cuts very well with slight edge charring, with no discoloration to its surface or underside. • 25 watts, 70" per minute
Stripping Optical Fiber • For many material removal processes, such as fiber optic stripping, low power CO2 lasers can be an excellent tool. • The laser beam can be positioned with high accuracy and power delivered with precise control to remove unwanted materials.
"Spot" Marking Data Matrix Codes on CRT Glass • WinMark Pro's Spot Marking Style was used to create this 0.35"sq 2D code on CRT glass. The mark had a cycle time of 2.6 seconds • Three methods of marking glass usingWinMark Pro software:Top: Circle Filled Middle: Spot Marking Style Bottom: Raster Fill
Sealing Borosilicate Glass Tubes • This 0.075"- diameter borosilicate glass pipette was sealed using 10W of CO2 laser power.
Profile Cutting of Quartz • The picture above shows part of an intricate pattern cut out of 0.03"-thick quartz, demonstrating the laser's effectiveness in fine cutting operations
Marking Test Tubes • A readable 2D code created on Pyrex using a Synrad 10W laser
Marking Sapphire • White sapphire marked using a low power Synrad CO2 lasers
Marking Quartz • This piece of quartz was marked using the FH Marking head and only 5 watts of power at 15" per second. Actual character height is 0.04".
Marking Pyrex Glass • Marked with Fenix Laser Marker (25W) at 15”/s. • Marked with Fenix Laser Marker (8W) at 15”/s.
Engraving Marble/ Granite • Marked with FH "Index" marking head using 18 watts at 15"/ second. • Marking plaques and presentation pieces made from marble, granite and similar substances can be achieved in various ways. • Surface marking, with very little penetration into the material, is fairly straightforward, generally requiring less than 25 watts of power
Marking Glass Diodes • Marked with 3 watts of power at 15"/second. • 0.03"-high characters were marked on this diode using just 3 watts of laser power. • The material is painted glass, and the highly-contrasting mark was produced by removing the paint, leaving the glass unaffected
Marking Glass • This intricate image can be marked using a Synrad 25W laser! • These results were achieved using 20W of power, a 125mm lens at a speed of 45 inches per minute. • The image was marked with a resolution of 425dpi.
Laser Marking Glass to Resemble Sand Blasting • CO2 lasers mark glass by fracturing the surface of the material. • In this case , the glass was fractured to within 2-3 thousandths of the surface, resulting in a very smooth finish. • This technique can be used to produce text, Data Matrix™ codes, and readable bar codes
Marking Decorative Glass • Marked with 15 watts of power at 100"/second. • In this application, the surface staining or coating on glass was easily ablated away, revealing a pattern. • The high speed etching on the thin coating has no effect on the glass beneath it.
Marking Bar codes on Glass • Readable codes were marked on this 1/8"-thick automotive glass • The 6 character Code 128 barcode was marked with a cycle time of 1.7 seconds.
Marking Bar Codes in Glass • 128 Code, marked with an FH-Series Marking Head and 25W Synrad laser. Marking speed was 35" per second. • Magnified view of a code made up of linear spots
Marking Auto Glass • Readable codes can be made on tinted glass using a 10W laser
Laser "Blasting" Glass • A sandblasted look can be created on glass using a Synrad laser and FH Marking Head.
Cutting Float Glass • Cut with a 60-2, 200 watt laser. • The unique ability to cut out profile shapes with no mechanical force makes this application possible.