inch - korloy

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TPDB Application example Part of automobile Cutting length (inch) 1.1260 0.6299 1.1260 TPDBA 2 times longer tool life 0.6299 Competitor' s • 200% longer tool life than competitor's. • Workpiece : AISI80-55-06 • Cutting condition : vc(sfm)=324.8 fn(ipr)=0.0122 ap(inch)=1.575 Inner coolant system • Tools : Insert TPD0768BA(PC5300) Holder TPDBA0768-100-5 • Machine : MCT(Vertical) Part of heavy equipment Economical indexable drill TPDB Cutting length (inch) Part of machine Cutting length (inch) 0.6142 0.3150 2.362 1.559 0.6142 TPDBA 2.362 TPDBA 2 times longer tool life 0.3150 Competitor' s 1.5 times longer tool life 1559 1.559 Competitor' s • 200% longer tool life than competitor's. • Workpiece : Hot Forged Stee • Cutting condition : vc(sfm)=281.8 fn(ipr)=0.0079 ap(inch)=0.787 Inner coolant system • Tools : Insert TPD0827BA(PC5300) Holder TPDBA0827-100-3 • Machine : MCT(Vertical) 150% longer tool life than competitor's. • Workpiece : AISI No35B • Cutting condition : vc(sfm)=248.6 fn(ipr)=0.0102 ap(inch)=2.362, Outer coolant • Tools : Insert TPD0630BA(PC5300) Holder TPDBA0630-075-5 • Machine : MCT(Vertical) Drills Part of heavy equipment Cutting length (inch) 0.748 0.598 0.748 TPDBA 1.2 times longer tool life 0598 0.598 Competitor' s • 120% longer tool life than competitor's. • Workpiece : AISI1045 • Cutting condition : vc(sfm)=132.6 fn(ipr)=0.0055 ap(inch)=3.740 Inner coolant system • Tools : Insert TPD0512BA(PC5300) Holder TPDBA0512-063-8 • Machine : MCT(Horizontal)
Recommended cutting condition ISO P Carbon steel Workpiece Workpiece Low carbon steel High carbon steel fn(aspect ratio=3D~5D) vc Grade Feed(ipr) per drill Dia.(inch) HB sfm 0.3937~0.6260 0.6300~0.9803 0.9843~1.1772 80~120 180~280 PC5300 PC5300 365(265~464) 332(232~431) 0.0059~0.0118 0.0059~0.0118 0.0079~0.0138 0.0079~0.0138 0.0098~0.0157 0.0098~0.0157 Low alloy steel 140~260 PC5300 365(265~464) 0.0071~0.0138 0.0091~0.015 0.0110~0.0169 P Alloy steel Low pre-hardened steel High alloy steel 200~400 50~260 PC5300 PC5300 249(166~332) 232(166~298) 0.0071~0.0138 0.0071~0.0118 0.0091~0.015 0.0079~0.0138 0.0110~0.0169 0.0098~0.0157 High pre-hardened steel 220~450 PC5300 199(133~265) 0.0071~0.0118 0.0079~0.0138 0.0098~0.0157 M Stainless Steel Austenite series Ferrite series Martensite series 135~275 135~275 PC5300 PC5300 166(99~232) 182(133~232) 0.0051~0.0098 0.0051~0.0098 0.0059~0.0118 0.0059~0.0118 0.0067~0.0130 0.0067~0.0130 K Cast Iron Gray cast iron Ductile cast iron 150~230 160~260 PC 5300 PC 5300 365(265~464) 332(232~431) 0.0071~0.0138 0.0071~00.0138 0.0079~0.0157 0.0079~0.0157 0.0098~0.0177 0.0098~0.0177 S Heat Resisting Steel Ni pre-hardened steel Ti pre-hardened steel High hardened steel 130~400 130~400 400 above PC5300 PC5300 PC5300 133(66 - 199) 133(66~199) 116(66~166) 0.0039~0.0079 0.0039~0.0079 0.0039~0.0079 • In case of 8D, reduce the cutting conditions to 40~50% or machine the beginning of hole first.(1.5D) • In case of interrupted machining, reduce the feed to 30~50% machining around the interrupted part. 0.0047~0.0087 0.0047~0.0087 0.0047~0.0087 0.0051~0.0098 0.0051~0.0098 0.0051~0.0098 Economical indexable drill TPDB Drills
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Page 84: HEAD OFFICE Holystar B/D 953-1, Dok
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inch - korloy

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