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Cutting data 520

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Thread cutting - cutting data

Name and formulas

RPM

D = workpiece diameter

(mm) (mm)

Vc • 1000

n =

(min -1 )

D 2 = edge diameter (nominal diameter)

π • D c

n = speed P = pitch

(min -1 )

(mm) (mm)

Cutting speed

P h V f

= gradient

π • D • n

= path speed

(m/min)

c =

(m/min)

Cutting Tools 2

1000

TPI = turn per inch Vc = cutting speed λ = inclination angle

(m/min)

Path speed

(°)

n • P h

V f

=

(m/min)

1000

Gradient

P h

= P • Anzahl der Gänge (min)

Tilt angle

λ = arctan P h

(°)

D 2

• π

Conversion inches to metric

TPI = 25,4 P

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Ç 2/195, 2/203, 2/208, 2/214, 2/229, 2/240

Ç 2/197, 2/209, 2/210, 2/221, 2/239, 2/250

2/266