Lyrfac - Fournisseur Industriel


	• Perçage • Fraisage • Taraudage • Tournage - Alésage


	• Calcule Formule De Fraisage • Calcule Formule De Tournage • Calcule Formule De Forage • Calculatrice Trigonométrique • Conversion De Mesure • Toutes Les Calculatrices »


	• Charte Convertion de Dureté • ISI-SAE Steel Numbering System • Friction Coefficient • Machinability Comparition Chart • Charte PMK • Toutes Les Chartes »


	Recherche Equivalence De Grade Base De Connaissance Actualités Media \| ISCAR Tech-Talk Application Particulières

Usinage - Tournage/Alésage - Calcule Formule De Tournage

Solve for any subject variable in bold by entering values in the boxes on the left side of the equation and clicking the "Calculate" button. The solution will appear in the box on the right side of the equation. To enter a value, click inside the boxes containing the "Enter" prompts.

	Legend: D - Workpiece diameter at machining point DOC - Depth of cut RAD - nose radius of insert

SURFACE FEET PER MINUTE (SFM)

Enter RPM		Enter D
	X		X	/12		=

REVOLUTIONS PER MINUTE (RPM)

Enter SFM						Enter D
	X	(12/		)	/			=

INCHES PER REVOLUTION FEED RATE (IPR)

Enter IPM		Enter RPM
	/			=

INCHES PER MINUTE FEED RATE (IPM)

Enter RPM		Enter IPR
	X			=

CUBIC INCHES PER MINUTE METAL REMOVAL RATE (in�/min)

Enter RPM		Enter IPR		Enter DOC
	X		X			=

Ra FINISH IN MICROINCHES � in. (theoretical estimate only, invalid for round or wiper-style inserts)

	Enter IPR						Enter rad
(		�	/	(	8	X		)	)	X	333,333		=

RMS ROOT MEAN SQUARE IN MICROINCHES � in. (theoretical estimate only, invalid for round or wiper-style inserts)

		Enter IPR						Enter rad
(	(		�	/	(	8	X		)	)	/	3	)	X	370,000		=