Cast Iron

Chipbreakers

Negative Type Positive Type (mm) (mm)

6,0No breaker6,0
No
breaker NGZ
NGZ
No No breaker
4,0breaker 4,0
NGZ
(NUX) NUZ
2,0NMU NMU 2,0
NUZ
NUZNMU
(Sharper Edge and Low Cutting Force)

0 0,2 0,4 0,6 Sharp Edge Strong Edge 0 0,2 0,4 0,6 Sharp Edge Strong Edge

Feed Rate (mm/rev) Feed Rate (mm/rev) Grades l GG (Grey Cast Iron) l GGG (Ductile Cast Iron) (m/min) (m/min)

2.000 500

BNS800 High Speed,High Speed,
Continuous CuttingAC405K Continuous Cutting
BN7000 1.000
Continuous Cutting
AC415K 300
Continuous CuttingMill-Scaled Work,

500 AC405K Interrupted Cutting

Mill-Scaled Work, BNC500 Interrupted Cutting 200 300 AC415K

AC420K

200

AC420K

BN7000

100100AC8025P
AC8025P

Finishing Roughing Finishing Roughing

Continuous Cutting General Cutting Interrupted Cutting Continuous Cutting General Cutting Interrupted Cutting

Recommended CuttingConditions(Min. -Optimum- Max.)
CuttingGG (GreyCast Iron)GGG (Ductile Cast Iron)
AlicationsChibreakersGrades
ppProcesspFeed Rate (mm/rev)Cutting Speed (m/min)Feed Rate (mm/rev)Cutting Speed (m/min)
High SpeedContinuous ~ GeneralBN70000,1-0,20-0,5500-1.500-2.000
CuttingContinuousBNC5000,1-0,20-0,4250-350-500
ContinuousNUZAC405K0,1-0,25-0,4230-400-5700,1-0,25-0,4170-350-500
FinishingGeneralNUZAC415K0,1-0,25-0,4200-350-5000,1-0,25-0,4150-300-450
InterruptedNGZAC415K0,1-0,30-0,5150-275-4000,1-0,30-0,5150-250-350
LightContinuousNGZAC405K0,1-0,30-0,5170-315-4600,1-0,30-0,5170-285-400
InterruptedGeneralNGZAC415K0,1-0,30-0,5150-275-4000,1-0,30-0,5150-250-350
MediumInterruptedNGZAC420K0,1-0,30-0,5100-200-3000,1-0,30-0,580-150-220
ContinuousNGZAC415K0,1-0,30-0,5150-275-4000,1-0,30-0,5150-250-350
RoughingGeneralNGZAC420K0,1-0,30-0,5100-200-3000,1-0,30-0,580-150-220
InterruptedAC420K0,2-0,35-0,6100-175-2500,2-0,35-0,680-130-180