TPU 432:6640

Turning Insert - Positive
Ordering number: 6751571

Single-sided positive turning insert, triangular with 11° clearance, inscribed circle diameter of 1/2", 3/16" thick, 1/32" nose radius and indexing accuracy according to ISO-tolerance class- U, in grade 6640, a MT-CVD coated WC-Co carbide within ISO range K25 - K40, for fine to medium machining of cast-irons

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Product Detail

Description	Value
EAN number	3603602869371
EDP number	6751571
Product name	TPUN 220408:6640
Ordering code ANSI	TPU 432:6640
Gross weight - grams	12.482
Inscribed circle diameter - inch (IC)	0.5 inch
Inscribed circle diameter - millimeter (IC)	12.7 mm
Cutting edge length - inch (L)	0.866 inch
Cutting edge length - millimeter (L)	22 mm
Insert thickness - inch (S)	0.187 inch
Insert thickness - millimeter (S)	4.76 mm
Grade	6640
Corner radius - inch (RE)	0.031 inch
Corner radius - millimeter (RE)	0.8 mm
Insert Clearance Code and Angle	P 11°
Insert Design	TPUN
Insert size	22
Insert Thickness	04
Insert Type	N
Chipbreaker manufacturer's designation (CBMD)	No chipbreaker
Insert shape code (SC)	T - triangular 60° included angle
Tool Design	TP
Insert Geometry	Positive
ANSI	TPU432:6640
ISO	TPUN220408:6640

Cutting Conditions

P - Steel and cast steel (steels with alloy content ≤ 10% and a hardness of < 45HRC)

	Suitability	a_p	v_c	f
	help_outline Possible use	0.031 - 0.252 inch	262 - 509 ft/min	0.0039 - 0.0138 inch/rev

K - Cast Iron (castings of iron and carbon alloys with > 2% carbon content)

	Suitability	a_p	v_c	f
	help_outline Primary use	0.031 - 0.252 inch	246 - 476 ft/min	0.0039 - 0.0138 inch/rev