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PCD reamer for cylinder head valve guide and valve seat processing

2021-01-27 09:49:01

 

cylinder head valve seat

Case I

Processing of cylinder head valve seat

cylinder head valve seat

Guide Reamer

φ4.97 / φ29.4

Inserts

Nonstandard PCD reamer and CBN inserts

Vc

(guide valve)

105m/min

Vc

(valve seat)

124m/min

ap

0.10 - 0.15mm

N

5570 / 1360rpm

Fr

(guide valve)

0.12mm/r

Fr

(valve seat)

0.07mm/r

Fr

(valve seat finishing)

0.05mm/r

F

(guide valve)

668mm/min

F

(valve seat)

95mm/min

F

(valve seat finishing)

68mm/min

Tool life

(CBN inserts for valve seat)

800 – 1000pcs

Tool life

(PCD reamer for guide valve)

800 – 1000pcs

 

Finishing Reamer

φ5 / φ29.5

Inserts

Nonstandard PCD reamer and CBN inserts

Vc

(guide valve)

95m/min

Vc

(valve seat)

120m/min

Fr

(guide valve)

0.12mm/r

Fr

(valve seat)

0.11mm/r

Tool life

(CBN inserts for valve seat)

800 – 1000pcs

Tool life

(PCD reamer for guide valve)

600 – 1000pcs

 



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