GTA Square Insert Face MillsGTA Series Face Mills

Geometry Specifications:
Axial:
Positive
Radial:
Positive
15° Dish


GTA Series Face Mills free cutting positive geometry accommodates a variety of workpiece materials with precision hardware components that ensure quick accurate insert indexing. The hardened hardware components provide body protection for superior tool durability, and the unique nest design can be used in both right and left hand cutters. These cutters having 15° dish angle generate utilize the standard SPE-43 inserts.







GTA 15° Face Mill - Dimensional Specifications
Product Number D OD B H A DOC Insert Teeth
3GTAR4-15 3.000 3.420 1.00 1.87 15° .425 SPE-43__ 6
4GTAR6-15 4.000 4.420 1.50 1.87 15° .425 SPE-43__ 8
5GTAR6-15 5.000 5.420 1.50 1.87 15° .425 SPE-43__ 10
6GTAR8-15 6.000 6.420 2.00 1.87 15° .425 SPE-43__ 12
7GTAR8-15 7.000 7.420 2.00 1.87 15° .425 SPE-43__ 14
8GTARU-15 8.000 8.420 2.50 2.25 15° .425 SPE-43__ 16

Milling Cutter Nomenclature

 Parts
Insert IC & Thickness Insert Number Anvil Anvil Adjusting Screw Insert Lock Lock Screw Anvil Lock Lock Screw Wrench
 
.500 x .188 SPE-43__ 1357R
1357RA
1399
1570
1573
1571
BHCS 10-32 x 1/2
1557-PT8
Use Checkbox Selections for Multi-Select feature to work


Insert Nomenclature


Starting Machining Parameters
Material SFPM FPT Primary Secondary
Gray Iron, Class 30 200-500 .005-.012 SPE-432 GR LTC-586XRm SPE-432 GR LTC-21
Tool Steel, D2 250-350 .005-.012 SPE-432 GR LTC-606jRm SPE-432B GR LTC-14
Medium Alloy Steel 300-700 .005-.012 SPE-432B GR LT-50 SPE-432B GR M+
Tool Steel, P20 300-700 .005-.012 SPE-432B GR LT-50 SPE-432B GR LTC-14
Soft Alloy Steel 400-800 .005-.012 SPE-432 GR LT-40 SPE-432 GR LTC-14