Cast Iron Process

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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

Remark: 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

            Grade:

                UBN X2

                Cutting Parameters /

                Vc=3000 ~ 2500m/min,      ap=1.5 ~ 2.6mm,f=0.1 ~                 0.2mm/r;

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