R390 Milling Insert for Multi-Material P, M, K, S Machining
Item #:
706898
Product Info
R390-11T308M-PM GA4230
R390 size 11 square shoulder milling insert for medium machining in a wide range of materials
- Fully interchangeable with Sandvik® R390-11T3 inserts
- Fits all Sandvik® RA390 and R390 milling cutters using insert size 11
- Two helical cutting edges per insert
- Smooth, free cutting action
- Most popular medium geometry PM provides broadest application range and maximum versatility
- Corner radius r = .031”
- GA4230 is a universal, first-choice grade for an extremely wide variety of workpiece materials and mixed production
- PVD TiAlN+ coating with excellent heat and oxidation resistance characteristics across a wide range of ISO P, M, K and S materials
Item Specifications
-
R390 size 11T3
-
.031
-
PM - Medium machining
-
GA4230 - Multi-Material PVD
-
.433
-
.268
-
.141
-
max .394
-
See Cutting Speeds doc
-
.003-.008
-
2