P21 - Web Catalog | MITSUBISHI MATERIALS CORPORATION

EdpNo.	273421	Order Number	BTAHL1212-50	Grade

CDX	cutting depth maximum	5.5
B	shank width	12
H	shank height	12
HAND	hand	left hand
SX	shank cross section shape code	1
OAL	overall length	120
HF	functional height	12
CEATC	tool cutting edge angle type code	Both - side and end cutting edge angle
WF2	functional width 2	3.5
CICT	cutting item count	1
LPR	protruding length	15
BMC	body material code	Steel
LF	functional length	120
LH	head length	15
MTP	clamping type code	clamp with screw through hole
MIID	master insert identification	BTAT552800L-B
DCP	data chip pocket	0
THSC	tool holder shape code	straight shank design
TSYC	tool style code	BTAH
KAPR	tool cutting edge angle	55
CNSC	coolant entry style code	without coolant
CXSC	coolant exit style code	no coolant exit
CUB	connection unit basis	Metric
CSP	coolant supply property	0
FMT	form type	external
SIDE	side	machine side

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.