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Workholding Clamping Force Calculator

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DEW Machine Shop Tools
Workholding Clamping Force Calculator
Inputs
Interrupted cuts (milling, broaching) need higher safety factors due to impact loading
Readout
REQUIRED TOTAL CLAMPING FORCE
lbf
FORCE PER CLAMPING POINT
lbf
Based on force-balance: clamp force × friction must exceed cutting force × safety factor. Verify against your fixture/chuck manufacturer's rated capacity.
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