P21 - Web Catalog | MITSUBISHI MATERIALS CORPORATION

EdpNo.	449983	Order Number	GYM25RA-G08	Grade

CDX	cutting depth maximum	8
B	shank width	7.5
HAND	hand	right hand
CWN	cutting width minimum	4
CWX	cutting width maximum	4.24
SX	shank cross section shape code	2
OAH	overall height	35.5
OAL	overall length	37.5
OAW	overall width	17
WF	functional width	8
HF	functional height	24.5
CICT	cutting item count	1
LPR	protruding length	13.5
BMC	body material code	Steel
LF	functional length	13.5
LH	head length	32.5
MTP	clamping type code	clamp on top of insert
MIID	master insert identification	GY2M0400G020N-MS
DCP	data chip pocket	0
CUTDIA	work piece parting diameter maximum	16
TSYC	tool style code	GYM
CUB	connection unit basis	Coded neither metric nor inch
CSP	coolant supply property	0
FMT	form type	external
SIDE	side	machine side
CNSC	coolant entry style code	without coolant
CXSC	coolant exit style code	no coolant exit
CW	cutting width	4

Stock:

:Inventory maintained.

:Non stock, produced to order only.

:Inventory maintained. To be replaced by new products.

:Inventory maintained in Japan.

Tool Material

Ultra Micro Grain Carbide
Ultra micro grain carbide is used as the substrate material

Cubic Boron Nitride
Mitsubishi’s original CBN is used.

Ceramic
Ceramic is used as the substrate material.

High Hardness Powder Metallurgy HSS
High hardness powder metallurgy HSS is used as the substrate material.

Ultra Micro Grain HSS
Cobalt high speed steel is used as the substrate material.

High Speed Steel
High speed steel is used as the substrate material.

Tolerances

Outside Diameter Tolerance
Indicates diameter tolerance of end mill.

R Tolerance Ball
Indicates the radial tolerance of a ball nose end mill.

R Tolerance Radius
Indicates the radial tolerance of an end mill with a corner radius.

Tolerance of Taper Angle
Indicates the tolerance of the taper angle of taper end mill.

Tolerance of Point Angle
Indicates the tolerance of the point angle of end mill.

Shank Diameter Tolerance
Indicates the shank diameter tolerance of end mill.

Angle, Coolant hole, Sharp corner edge and Gash land

Helix Angle
Indicates the helix angle of the end mill.

End Cutting Edge with Coolant Hole

Peripheral Cutting Edge with Coolant Hole

Sharp Corner Edge
Indicates the end mill has a sharp corner edge.

Gash Land
Indicates the end mill cutting edge has a gash land.

Coating

SMART MIRACLE Coating
(Al, Cr)N coaitng optimum for difficult-to-cut materials.

SMART MIRACLE VQT Coating
(Al, Cr)N coating optimum for Ti-alloys.

SMART MIRACLE VQN Coating
(Al, Ti, Si)N coating optimum for Ni-based alloys.

IMPACT MIRACLE REVOLUTION Coating
A coating which adds the excellent high oxidation temperature of (AL, Cr, Si) N-based films to the nano crystal technology of VF.