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Model G0948 (Mfd. Since 08/21)
Bi-metal Blade: A strip of high-speed tool steel is
precision welded to a flexible carbon blade, then
teeth are ground into the blade to provide good
edge-holding qualities for blades taking a lot of
abuse (see
Figure 46).
Carbon Steel Blade
Weld
High-Speed Steel
Figure 46. Bi-metal blade composition.
Carbon Steel
Carbide Impregnated Steel
Figure 45. Carbide-tooth blade composition.
Blade Material
Bandsaw blades must meet two requirements:
flexibility and hardness. The flexibility of a blade
allows it to travel on the wheel as a band, while
hardness allows the teeth to cut and hold an
edge. Modern materials technology has allowed
bandsaw blades to meet these requirements in
various ways.
Carbon Steel: These blades are differentially
heat treated to provide hard teeth that will hold an
edge, and yet be flexible in the back.
Carbide Tooth: Extremely hard carbide is either
welded onto or impregnated into the carbon steel
blades, providing superior edge-holding charac-
teristics (see
Figure 45).
Содержание G0948
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