b'Laser cutting is faster and moremuch more precise than waterjetDanger of Delaminationenergy efficient than plasma cuttingcutting. Each technique poses its own for thin or medium-thickness sheetThe minimum size of the cut- problems regarding part integrity. metal, most commonly steel or alu- ting slit is 0.006" (0.152 mm) for laserLaser and waterjet machines both minum. Laser cutting generally hascutting and 0.02" (0.51 mm) for wa- can slightly damage material during not been possible for thicker stock,terjet, he said. As for their pro- manufacturing.but todays higher-wattage machinescessing tolerance, it is of approxi- Laser cutting can cause burn7-kW and upare approachingmately 0.002" (0.051 mm) for lasermarks on material and make the cut the capabilities of plasma cutting. cutting and 0.008" (0.203 mm) forsides dark. In some cases, the marks Importantly, fiber laser technol- waterjet cutting. may be removed by cleaning.ogy effectively eliminates bend mir-rors and the need for beam ad-justment and alignment, which im-proves consistency.The optimal thickness for cutting with a waterjet machine is betweenYOUR SURFACE GRINDER SPECIALISTS10.2 mm (0.4") and 50.8 mm (2") while for a laser machine it is 3 mmA FULL RANGE OF PRECISION, LOW-COST,(0.1") and 10.2 mm. HIGH PERFORMANCE SURFACE GRINDERS Markevitch said laser cutting is Precision ASDlll Automatic Surface Grinders:6x18 thru 32x120 Precision Hydraulic Surface Grinders:6x18 thru 16x40 Precision Manual Surface Grinders:6x18 and 8x18FREE COOLANT SYSTEM ON ALL ASDIII MODELSA$1,370 VALUE! AUGUST 31, 2020C0204 with manualpaper feed CLAUSING PRECISION ASDIIICLAUSING PRECISION HYDRAULIC CLAUSING PRECISION MANUAL AUTOMATIC SURFACE SURFACE GRINDERS FEATURE SURFACE GRINDERS FEATUREGRINDERS FEATURE2A models have longitudinal High precision cartridge Delta PLC Control with a 7.2 touchhydraulics and motorized crossfeed type spindlescreen with full program modes3A models have longitudinal The saddle rests on precisionCoherentExclusive Clausing/Equiptop picturehydraulics, motorized crossfeed hand-scraped double V waysmode operation is the easiest to and motorized rapid up/down coated with TURCITE-Blearn and operateHigh precision cartridge type spindleMachines are constructed of Complete grinding cycle displayedThe saddle rests on precision high grade cast iron with heavy in easy to read formatstart point,hand-scraped double V ways walls & reinforced ribsend point, incremental downfeed,coated with TURCITE-BEnlarged column & base createspark out and moreGuide ways are equipped with high stability & rigidity Brushless DC servo motor for auto lubrication The table handwheel can be step infeed and continuous indexed to 9 different positions, cross traverse without backlash High precision cartridge type spindleContact Clausing for Additional ModelsServing the Machine Tool Industry Since 1911.www.clausing-industrial.com | Call 800.323.0972 for the Clausing Dealer nearest youctemag.com/cteguide.com45LaserMachining.indd 45 6/16/20 11:12 AM'