Page 857 - Tungaloy Catalog

NEW TDS type inserts

Chipbreakers

For General purpose
DJ type Suitable for cutting a wide range of materials
Central insert Peripheral insert
Identification for central Chipbreaker for
edge side peripheral edge
The high rake angle and high
Chipbreaker for central breaker wall reduce cutting forces
edge and improves chipbreaking.
The chipbreaker has thick
width and gentle curves. This Identification for
prevents chips from packing. peripheral edge side

Low cutting forces and long
tool life Wiper design
Bumps and grooves formed on the Can improve surface finish
rake face reduce cutting forces and
deliver longer tool life.

DS type For drilling stainless and gummy steels
Demonstrates exceptional chip control
Central insert Peripheral insert

Identification for central Identification for
edge side peripheral edge side
Dimple
Creates smooth chip curling.

Reinforced land
Optimum chipbreaker
Prevents fracture and width and contact area
chipping. 11
Provides excellent chip control.
Cutting performance

Chip control
Chips are well controlled and shortened. Drilling Tools
Tool
diameter ø2.921 (without setting plate) ø3.157 (with setting plate) Surface quality
øDc (inch)
Feed 0.005 0.007 0.005 0.007
f (ipr)
1055

ø2.921
50
50 mm mm ø3.157
Hole accuracy
0.012 Good chip control and hole diameter, surface quality
Hole diameter (in) 0.008 Drill : TDBU2921-3157-2.5 Cutting speed : Vc = 460 sfm

: TDS11CA-C-74-80
Feed
Cartridge
: f = 0.005 ipr
TDS11CA-P-74-80
Tool diameter : øDc =2.921, 3.157
0.004
Insert
Hole depth
: WWMU11X512R-DJ
: H = 5.9"
D80
Machine
: Vertical M/C, CAT50
0 D74 Grade : AH9030 Coolant : Wet (Internal)
0.003 0.005 0.007
Feed: f (ipr)
Relating Cutting Conditions Technical reference 11–41
pages (11-14 ) (14-1)