CBN Insert For Cast Iron

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Grades

CBN Content

Machining Mode

Workpiece Material

Application

UBN X2

85%

Interrupted

Continuous

Cast iron/Hardened steel

semi-finish/finish

Automobile brake disc, engine cylinder block, cylinder liner, gear, bear and etc.

UBN X3

92%

Interrupted

Continuous

Cast iron

Automobile brake disc, engine cylinder block, cylinder liner, gear, bear and etc.

UBN X5

85%

Continuous

Boron copper cast iron

semi-finish/finish

Cylinder liner

CBN Inserts can be customized with special ingredients.

 

 

Brake Drum
Workpiece material: HT250
Hardness: HB170-210
Cutting parameters: Vc=160m/min
                                ap=3mm,
                                f=0.3mm/r;
Grade: UBN S1

 

Engine Cylinder Head
Workpiece material: Grey Cast Iron
Cutting parameters: Vc=3000~2500m/min
                                ap=1.5~2.6mm,
                                f=0.1~0.2mm/r;
Grade: UBN X2

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