Grizzly G4791 Setting Mill Speed, Calculating Mill Spindle Speed, Configuring Mill V-Belts

Setting Mill Speed

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Calculating Mill Spindle Speed

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Note: Cutting speed is the rotational speed that the cutter moves over/into the workpiece, and is expressed in surface feet per minute (SFM).

Cutting Speeds for High Speed Steel (HSS)

Cutting Tools

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Note: For carbide cutting tools, double the cutting speed. These values are a guideline only. Refer to the MACHINERY'S HANDBOOK for more detailed information.

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Configuring Mill V-Belts

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The moving V-belts and pulleys of the mill drive system represent a severe entangle- ment hazard and can cause serious per- sonal injury. ALWAYS have the mill drive system cover in place when the machine is connected to power.

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