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GROOVING SYSTEM
IDENTIFICATION OF GY SERIES
y INSERT
z xc v b n m , ./
GY 2M 0300 F 030 N 05 M F
zSeries Description cPeripheral *bSeat Size 1 nCorner Radius .Application 1 /Application 2
G Ground 2.00mm 015 0.15mm G Grooving/Cutting off U For Gummy Steel
xNumber of Teeth M Sintered D 2.24mm 020 0.20mm M Multifunctional F Finishing
1 1 Edge Type B Blank B Copying (Ball nose) S Low feeds
2 2 Edge Type 2.39mm 400 4.00mm M Medium feeds
E 2.50mm
2.74mm
3.00mm
F 3.18mm
3.24mm
GROOVING vGroove Width ,Lead angle (R/L type insert)
··· G 4.00mm 05 5
···02002.00mm4.24mm
··· mHand
···02242.24mm4.75mmN Neutral
H 5.00mm R Right
L Left
5.24mm
0800 8.00mm 6.00mm
J 6.31mm
6.35mm
K 8.00mm
y CBN INSERT xc vb n m . u11 u12
z 1G 0300 F 020 N G F GS
GY
u11 Application 3 Honing Type
F Flat Top GS General Purpose
*1 Select a seat size with the same symbol as that of modular blade and mono block holder.
y MODULAR BLADE x cv b n
a EXTERNAL and INTERNAL
M25 R A F 12 *3
z
GY
zSeries Description xModular Blade Size cHand vModular Blade Type *bSeat Size 1 *nMax. Groove Depth 2
M20 R Right A Standard Type
M25 L Left B Reinforced Type D 2.00mm 005 0.5mm
C External Recessing 2.24mm 06 6mm
x D Face Grooving
2.39mm 25 25mm
M25 E 2.50mm
2.74mm
···
3.00mm ···
F 3.18mm
···
3.24mm ···
G 4.00mm
4.24mm
4.75mm
H 5.00mm
5.24mm
6.00mm
J 6.31mm
6.35mm
a FACE GROOVING z cv b n m
GY R D F 12 050
mMin. Groove Diameter
035 35mm
040 40mm
250 250mm
1 Select a seat size with the same symbol as that of the insert.
*2 The maximum groove depth is a value when used for external grooving and changes according to the insert used.
* For internal grooving, refer to the maximum groove depth on pages F112 F 116.
*3 GYM20R/LA-o10, GYM20R/LA-o12, GYM25R/LA-o12 and GYM25R/LA-o14 can be used for both external
and internal grooving.
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