b'Fiber on Fiber and 20-W to 100-W Q-switchedity isnt as high.fiber lasers with pulses of 100 nano- The ability to tailor properties, seconds and shorter for microma- combined with the inherent low very small spot and keep the pulsechining composites. Even so, Pho- density of the composite and its rel-length as short as possible, he said,toMachining often laser-machinesative ease of fabrication, makes this it results in high peak power inten- composites in multiple passes tomaterial an extremely attractive al-sity, which is the key to clean pro- allow heat to dissipate betweenternative for many different indus-cessing. them, Schaeffer said. He said cut- trial sectors but primarily the aero-PhotoMachining uses a Lumerating a feature, such as a hole, in aspace sector, said Mohammed UV laser with a 12-picosecond pulsesingle pass is quicker, but the qual- Naeem, director of business de-velopment and special projects at Prima Power Laserdyne LLC, Brook-lyn Park, Minnesota.Delamination, fiber pulling out, matrix chipping, heat damage and tool wear generally represent the mainconcernswhenmachining composites. These materials re-quire processing like cutting, drill-ing and milling, typically using tradi-tional machine tools.Laser Versus WaterAerospace companies recently have been investing in waterjet technology for cutting CFRP.The use of a granite-based motion Dont Gamble on Quality, Performancemodule ensures dimensional accuracy and repeatability with the and Reliability.Choose H.B. Carbide! ExactCut system.H. B. Carbide is your trusted partner committed to providing superior grades, consistent quality, exceptional service and innovative technology that you need to stay competitive in todays market. Fully Integrated Manufacturing - Made In The U.S.A.- From powder to nished blank- Local/Global service and supportValue Added FinishedProven Material Solutions for Grinding Capabilities Diverse Application Usage- h5 / h6 diameters- Lapped centers- Multi-diameter grinding- Pre-uted blanksH.B. Advantage Optimized Custom and Altered - Quick reliable supply Standard Blank Designs- Industry leading service - Advanced Near Net Shape preform solutions- Experienced technical support - Extensive le format sharing- Solid or coolant-throughFor more info or to request a quote, give H.B. Carbide a call or visit our website:Phone: 800-459-8521www.hbcarbide.com [email protected] Doyle DriveLewistonMI 4975642JULY 2020LaserMachining.indd 42 6/16/20 11:12 AM'