Общий каталог Sumitomo 2019 - 2020 - страница 16

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Cast Iron Chipbreaker and Grade Selection Guide for Turning

Cast Iron

Grades

Coated SUMIBORONBNC500 SUMIBORONBN7000 Solid SUMIBORONBNS800

L7

  • FC (Gray Cast Iron)
  • FCD (Ductile Cast Iron)

2,000 500 A High-speed 1,000 BN7000BN7000 Continuous Cutting

AC4010KAC4010K

BNS800BNS800 Our 1st recommended grade 300 for machining cast iron High-speed AC4015KAC4015K 500 Continuous Cutting

AC4010KAC4010K BNC500BNC500

200 300 Our 1st recommended grade Mill-scaled Mill-scaled Work/Interrupted Cutting

200AC4015KAC4015Kfor machining cast ironWork/Interrupted CuttingAC420KAC420K
AC420KAC420KAC420KAC420K
AC8025PAC8025P
AC8025PAC8025P100
100

Finishing Roughing Finishing Roughing

Continuous Partially Interrupted Interrupted Continuous Partially Interrupted Interrupted

Chipbreakers

Negative Type Positive Type

6.0 ME No 6.0

No ChipbreakerME TypeMETypeChipbreaker
Type
UZUZGUGUGUNo Chipbreaker
4.0TypeTypeGZ4.0
GZTypeNo
GZType
TypeChipbreakerMU
TypeMU
Type
2.0UZ Type2.0MUMU
GUType
Type
GU Type
UZ Type

0 0.2 0.4 0.6 Sharp Edge Strong Cutting Edge 0 0.2 0.4 0.6 Sharp Edge Strong Cutting Edge

Feed Rate f (mm/rev) Feed Rate f (mm/rev)

Recommended Cutting Conditions

Cast Iron (Red text indicates 1st recommendation) Cutting Conditions Min. - Optimum - Max.

Work Material Cutting Process Grade

Depth of Cut a(mm)Feed Rate f (mm/rev)Cutting Speed v(m/min)
pc
High-speedBN70000.1 - 0.3 - 1.00.10 - 0.20 - 0.50500 - 1,500 - 2,000
Work MaterialCutting ProcessGradeCuttingConditionsMin. -Optimum- Max.
Depth of Cutap (mm)Feed Ratef (mm/rev)CuttingSpeedvc (m/min)
High-speedBN70000.1- 0.3 -1.00.10- 0.20 -0.50500- 1,500-2,000
Gray Cast IronContinuous to GeneralAC4010K0.5-2.0 -6.00.10- 0.25 -0.40200- 400-700
(FC250, etc.)InterruptedAC4015K0.5-2.0 -6.00.10- 0.30 -0.50180-300-450
HeavyInterruptedAC420K0.5- 2.0 -6.00.10- 0.30 -0.60150- 200 -300
High-speedBNC5000.1- 0.2 -0.50.10- 0.20-0.40150- 350 -500
Ductile Cast IronContinuous to GeneralAC4010K0.5-2.0 -6.00.10- 0.25-0.40180- 300 -450
(FCD450, etc.)InterruptedAC4015K0.5- 2.0 -6.00.10- 0.30 -0.50160- 250 -400
HeavyInterruptedAC420K0.5-2.0-6.00.10- 0.30 -0.60120- 170-250
High-speedBNC5000.1- 0.2 -0.50.10- 0.20 -0.40200- 350 -500
High-strength Ductile C IContinuous to GeneralAC4010K0.5-2.0-6.00.10- 0.25 -0.40160- 250 -400
ast ron (FCD700 etc)InterruptedAC4015K0.5- 2.0 -6.00.10- 0.30 -0.50140- 200 -350
, .HeavyInterruptedAC420K0.5-2.0 -6.00.10- 0.30 -0.6080- 150-220