Общий каталог Sumitomo 2018 - 2019 - страница 349

n Characteristics and Applications

l Wide variation of three flute types and four flute lengths enable use in a wide variety of applications. l Fine carbide substrate provides high transverse rupture strength and excellent thermal shock resistance improving reliability in wet cutting applications. l GSX Coating provides improved reliability and longer tool life. l Large rake angle and unique flute design improve sharpness and chip evacuation. l Cutting teeth with gash land improves corner flute strength. l Sharper edge S type and fracture resistant C type added to the 2D size series.

l Wear Resistance

Comp. A Comp. B

l Thermal Resistance l Improved Chip Evacuation

New Super Large Rake Angle Original Flute Shape

Conventional ZX Coating ZX Coating

Large rake angle combined with our unique flute

Soft Steel Hardened Steel design improves sharpness and chip evacuation.

Hardness of Work Material (HRC) Starting Temperature For Oxidization (°C)

n 2 cutting edge designs expand machining applications

Sharper edge S type and fracture resistant C type added to the 2D size series.

S Type Sharp Corner: Sharper Edge Design C Type Gash Land: Fracture Resistant Design

n Application Range

P H M S K N

Hardened Steel

General Structure Rolled Steel

◎ : Best Blank : Not recommended ○ : Good *1: GSXSLT30000C is recommended for 50 HRC or less

Note: In gash land drilling, some material remains as shown on the right. If you need sharp corners, use the S Type. 0,02 Ex.: Corner on a ø10mm hole (mm)

n Recommended Milling Examples

Rough Finishing Rough Finishing Rough Finishing

S Type C Type S Type is best for removing inside corners. *2: Use with small depth of cut.