Saw blades for reciprocating saws

1
Saw blades for reciprocating saws

• Objective
• To teach how saw blades work and how they are
  made.
• Name Sean Lee

2
The properties of Saw Blades

• Tooth geometry
• Shank and tooth material
• Width and Thickness of the blade

3
Tooth Geometry

• Teeth milled, side set
• Teeth wavy, wavy offset
• Teeth ground, side set
• Teeth ground, offsettaper ground

4
Tooth Spacing

• A. Small
• B. Medium
• C. Large
• D. Progressive
• E. variable
• F. Coated

5
Shank and tooth material

• A for metal
• B for wood and derived timber products
• 1 blade core made of HCS
• 2 teeth made of HSS
• 3 laser welding

6
Blade width and thickness

• Width
• -Wider the blade, straight cuts
• Thickness
• -Thicker the blade, accurate cuts
• -Thicker the blade, slow work process

7
References

• Encyclopaedia of technical terms (A-Z),
  lthttp//www.ewbc.de/onlinelearning/eopt/data/npr10
  420/18185.htmlgt, Nov 14, 2005
• BOSCH,lthttp//www.boschtools.com/accessories/acces
  sories-category.htm?H176226gt Nov 14, 2005,