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A CHIP-BREAKER selection guide | A

Guia para aplicações do quebra-aparas \| Guía para aplicación del rompevirutas		Ramping	Helical Interpolation
	ØDc

	Chip-Breaker Application	Max Ramp aº	Max ap	Min Lr	ØDHmin	ØDHmax	Max Pitch/Rev.
HB

ISO PSM Material 99,0 - 6

(Brinell) 1st choise Dificult Operations

63 3,5 3,5 80,2

- 123,6 11

1 Unalloyed Steel 125-220 SOET 16... SOEW 16…

105 - 6

P 2 Low-Alloyed Steel 220-280 SOEW 16... - 66 3,0 3,5 66,8

- 129,6 10

	3	High-Alloyed Steel	280-380	SOEW 16...	-					133	-	5
	4	SS - Ferritic / Martensitic	200-330	SOET 16...	-	80	2,0	3,5	100,2
										-	157,5	8
M	5	SS - Austenitic	200-330	SOET 16...	-					173	-	6
						100	1,5	3,5	133,7
	6	SS - Austenitic-ferritic (Duplex)	230-260	SOET 16...	-					-	197,5	8
	7	Malleable Cast Iron	130-230	SOET 16...	SOEW 16...					223	-	5
						125	1,0	3,5	200,5
K	8	Grey Cast Iron	180-245	SOEW 16...	-					-	247,5	6
	9	Nodular Cast iron	160-250	SOEW 16...	-					293	-	3
						160	0,5	3,5	401,1
S	11	Heat Resistant Super Alloys	200-320	SOET 16...	-					-	317,5	4

Note: During helical interpolation do not exceed max Pitch.

PROGRAMMING DATA | PLUNGING |

Dados para programação | Datos para la programación Mergulho | Plunge

Rp b ae

S max and DR corrsponding cutting diameter Dc (mm) RAMPING AND HELICAL INTERPOLATION Dc (mm) DR (mm) 66 80

Descida em rampa e interpolação helicoidal \| Bajada en rampa e interpolación circular 1,0	8,1	8,9
2,0	11,3	12,5
DH Lr
3,0	13,7	15,2
4,0	15,7	17,4
Helical Ramping 5,0	17,5	19,4
Interpolation
6,0	19,0	21,1
7,0	20,3	22,6
8,0	21,5	24,0
9,0	22,6	25,3
10,0	23,7	26,5
11,0	24,6	27,5
Blind hole
Flat bottom 12,0	25,5	28,6

Dc Ødi = ØDH - ØDc Note: Recommended for L 4 Dc for extra long tool this step and side cut must be reduced.