Transcript Document
Miter Saws • Also known as chop saws • Used for straight and angle cuts in timber and metal • Used in framing and finished carpentry Parts of the Miter Saw • • • • • • Fence Guard Blade Dust Bag Motor Trigger Miter Saw Blades • Large – 10”, 12” and 14” sizes • Material specific Ideal for Ceramic Tile, Porcelain, and Slate Cuts Metal Cuts wood and plastic Safety Concerns • Zero miter saw related deaths • Hand and finger cuts • Approximately 52,000 people nationwide injured by stationary power saws in 2001 • 83% of injuries to fingers • 5% result in hospitalization Statistics not chop saw exclusive http://www.cpsc.gov/LIBRARY/FOIA/FOIA03/os/powersaw.pdf Safety Concerns • 98% of injuries occur to operator • Other injuries include matter in eyes, ear injuries, and flying objects • Awkwardness for left handed operators can result in injury Safe Work Practices • Work at a comfortable level • Bolt to work bench to ensure stable and level working platform • Do not use saw on the floor • Do not cut small pieces as they may catch in blade • Keep cords clear as they may be a tripping hazard Safe Work Practices • Operators should always wear safety glasses under a full face shield. • Gloves, loose clothing, jewelry, or any dangling objects including long hair should not be worn as they may catch in the rotating parts of the saw. Safe Work Practices • Use only the recommended RPM and sizes of blades. • Regularly check and tighten the blade and the blade-attachment mechanism. • Use ring test for blade continuity – If it rings clear then blade is free of cracks Safe Work Practices • All guards must be in place and operating. • Unplug power when making repairs. • Clean the lower guard frequently to help visibility and movement. Safe Work Practices • Check cutting stock for nails and impurities – Nails may damage blade – Impurities may cause stock to splinter or shatter • Always wear proper ear protection, Safe Work Practices • Hold or clamp all material securely against the fence when cutting. • Do not perform operations freehand. • Long material should be supported at the same height as the saw table. • Never place hands or fingers in the path of the blade or reach in back of the fence. Safe Work Practices • NEVER CROSS HANDS!!! • Do not hold short end of cutting stock • Reset miter if the angle requires Final Tips • Know your equipment • Wear proper protection • Keep hands clear References • For more online safety tips visit www.tru.ca/hsafety/workinglearningsafely/ work/chopsaw.html • Video: www.expertvillage.com/videos/chop-sawbeginner-safety-tips.htm