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
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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