Tiges noyau pour contour / cylindriques / HSS, acier à outils / Purge gazeuse / L 0,01mm / en retrait / Purge gazeuse / forme frontale au choix

Material

L dimension tolerance

Tip gradient tolerance

A/AAC (Tip diameter)

(mm)

D/P (Shaft diameter)

(mm)

Type of the first step Step1

Tip shape Shape

RE (R shape alteration・enlargement)

(mm)

C (Step type taper width)

(mm)

CVC (C dimension can be designated at 0.01mm increments)

(mm)

DC (Gas release section diameter)

(mm)

Extend the flat section SV to the bottom

F (Bearing bore length)

(mm)

FC (Makes F dimension shorter than F min)

(mm)

G (Tip C chamfering width)

(mm)

K (Tip angle)

(°)

L (L dimension)

(mm)

N (Gas release section diameter)

(mm)

Q (Tip R chamfering)

(mm)

R (Step type R)

(mm)

S (Tip tapered width)

(mm)

SV (Gas release facet cutting length)

(mm)

When DC = D, DCX is applied