■ 55° Rhombic / Negative φ

DescriptionATd
DNGA 1504_4.76
12.705.16
1506_6.35
DNGM 1504_12.704.765.16
Gray Cast Iron (With Scale) Edge Prep.

Symbol Cutting Edge Spec. Example K Gray Cast Iron (Without Scale)

FSharp EdgeFSharp EdgeNodular Cast Iron (With Scale)C
EHoned Cutting EdgeE008R0.08mm Honed Cutting EdgeHard Materials (Roughing)
TChamfered Cutting Edge T01215 0.12mmx15° Chamfered Cutting EdgeH Hard Materials (Finishing)O P O Q
Chamfered + Honed° Hard Materials (Chip Control)N Q
SS01225 0.12mmx25
Cutting EdgeChamfered + Honed Cutting EdgeSintered Steel
DimensionMEGACOAT CBNCBN
(mm)
Edge
InsertDescription

Prep. rε S

DNGA 150401S01225SE0.1 2.2N
150402S01225SE0.2 2.5NN N D10
150404S01225SES01225 0.4 2.31UNN N D11
S 55150408S01225SE0.8 1.9UNN F64
rH °
150412S01225SE1.2 1.9UF70
DNGA 150404T01215SE0.4 2.3O F71
T012151
T150408T01215SE0.8 1.9O
DNGA 150604S01225SE0.4 2.3UND10
150608S01225SES01225 0.8 1.91U UU D11
Small Edge150612S01225SE1.2 1.9UF64
S 55
r H °
DNGA 150404S01730SET0.4 2.3U
S017301
150408S01730SET0.8 1.9U
Small Edge / ToughT
DNGM 150404S00825BB10.4 1.6UND10
150408S00825BB1S00825 0.8 1.61UND11
150412S00825BB11.2 1.8NF64
S 55T DNGM 150404S01225BB20.4 1.8NF70
H°
r
150408S01225BB2S01225 0.8 2.01O NF71
150412S01225BB21.2 2.1N
DNGM 150404S01625BB30.4 2.2O N
150408S01625BB3S01625 0.8 2.51O N
Chip Control150412S01625BB31.2 2.5N