STOW CS4030 SAW — CHOOSING PROPER BLADE SIZE
Blade RPM vs. Surface Feet Per Minute (SFPM)
When choosing a blade for your cutting conditions, follow the blade manufacturer's recommendations. Match the blade speed (Blade Shaft RPM) to the recommended blade Surface Feet Per Minute (SFPM) See table 7.
CAUTION
Verify the engine start switch is OFF before removing or installing a blade.
Tighten the 5/8"
WARNING
Maximum allowable Blade Surface Feet Per Minute per ANSI
Standard B.7.1 is 16,000 SFPM.
Table 7. Optimum Blade RPM Range
BLADE / ENGINE |
| Blade Size |
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| SPEEDS | 16 | 20 | 26 | 30 | |
Shaft |
| Flange | 4.5 | 4.5 | 4.5 | 5.0 |
| Size | |||||
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Blade |
| RPM | 2900 | 2500 | 2000 | 1800 |
| Pulley | 3.60 | 4.20 | 4.20 | 4.75 | |
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| Size |
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Engine |
| RPM | 2800 | 2800 | 2800 | 2800 |
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| Pulley | 3.70 | 3.70 | 3.03 | 3.03 |
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| Size | ||||
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PAGE 24 — STOW CS4030 SAW • OPERATION MANUAL — REV. #0 (12/13/07)
