JPH0325862Y2 - - Google Patents

Info

Publication number

JPH0325862Y2

JPH0325862Y2 JP1987065050U JP6505087U JPH0325862Y2 JP H0325862 Y2 JPH0325862 Y2 JP H0325862Y2 JP 1987065050 U JP1987065050 U JP 1987065050U JP 6505087 U JP6505087 U JP 6505087U JP H0325862 Y2 JPH0325862 Y2 JP H0325862Y2

Authority

JP

Japan

Prior art keywords

notch

center

cutting edge

end mill

sintered body

Prior art date

1987-04-28

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Expired

Links

• Espacenet
• Global Dossier
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• 239000010730 cutting oil Substances 0.000 claims description 9
• 229910003460 diamond Inorganic materials 0.000 claims description 6
• 239000010432 diamond Substances 0.000 claims description 6
• 229910052582 BN Inorganic materials 0.000 claims description 5
• PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 5
• 239000000463 material Substances 0.000 description 4
• 238000000034 method Methods 0.000 description 4
• 229910001315 Tool steel Inorganic materials 0.000 description 3
• 238000003754 machining Methods 0.000 description 3
• 229910001018 Cast iron Inorganic materials 0.000 description 2
• 229910000997 High-speed steel Inorganic materials 0.000 description 2
• 229910000760 Hardened steel Inorganic materials 0.000 description 1
• 238000007599 discharging Methods 0.000 description 1
• 238000005553 drilling Methods 0.000 description 1
• 230000000694 effects Effects 0.000 description 1
• 238000011089 mechanical engineering Methods 0.000 description 1
• 239000007769 metal material Substances 0.000 description 1