Page 336 - Tungaloy Catalog

P-type Negative rake / Lever-lock system
PTFNR/L Steel

Shank
Boring ØDm h

91° ØDs Oil Hole
f
f2
L2
rε
L1
α
Cutting edge style F θ
Right hand (R) shown.
Steel Shank (metric)
Stock Min Dimensions (mm) Std. Parts
Toolholder Cat. No. bore.dia. corner Applicable Clamping Spring Oil Screw Torque
radius
R L ØDm ØDs f L1 L2 h f2 θ α rε inserts Shim Lever screw pin Wrench attach- for oil (N·m)
supply
hole
ment
A25R-PTFNR/L16-D320 32 25 17 200 45 23 1.2 -6˚ -12˚ 0.8 ELST317BR/L LCL33 EA-25 SSHM4-5
A32S-PTFNR/L16-D400 40 32 22 250 50 30 1.1 -6˚ -10˚ 0.8 TNoo33o LCS3 LSP3 P-2.5 EA-32 2.7
A40T-PTFNR/L16-D500 50 40 27 300 60 37 1.1 -6˚ -10˚ 0.8 LST317BR/L LCL3 - SSHM6-6
A50U-PTFNR/L16-D630 63 50 35 350 65 47 1.1 -6˚ -8˚ 0.8
When using a right or left hand insert, the right hand insert (R) is used for the left hand
toolholders (PTFNL oo type), and the left hand insert (L) is used for the right hand toolholders
(PTFNR oo type).
P-type Negative rake / Lever-lock system 5
PTUNR/L Steel
Shank
Boring ØDm h
95° ØDs Oil Hole
f
f2 TAC Internal Toolholders
rε L2
L1
α
Cutting edge style U θ Right hand (R) shown.
Steel Shank (metric)
Stock Min Dimensions (mm) Std. Applicable Parts
Toolholder Cat. No. R L bore.dia. ØDs f L1 L2 h f2 θ α corner inserts Shim Lever Clamping Spring Wrench attach- Screw Torque
Oil
radius
(N·m)
supply
for oil
ØDm
pin
screw
rε
hole
-
A16M-PTUNR/L11-D200 20 16 11 150 32 15 1 -6˚ -14˚ 0.4 TNoo22o - LCL22N LCS22A - P-2F ment SSHM3-4 1.7
A20Q-PTUNR/L11-D250 25 20 13 180 36 18 1 -6˚ -12˚ 0.4 EA-20
A25R-PTUNR/L16-D320 32 25 17 200 45 23 1.4 -6˚ -12˚ 0.8 TNoo33o ELST317BR/L LCL33 LCS3 LSP3 P-2.5 EA-25 SSHM4-5 2.7
A32S-PTUNR/L16-D400 40 32 22 250 50 30 1.3 -6˚ -10˚ 0.8 LST317BR/L LCL3 EA-32
* The insert hole conforms to the ISO standard. When using a right or left hand insert, the right hand insert (R) is used for the
* Toolholder length may be different to the ISO standard. left hand toolholders (PTUNL oo type), and the left hand insert (L) is used
for the right hand toolholders (PTUNR oo type).
Basic Selection Chipbreakers TNuu33u-uu
Precision Finishing to Finishing to
Operation Finishing Medium cutting Operation Finishing Medium cutting
finishing medium cutting medium cutting
Grade NS9530 GT9530 T9115 T9115 Grade T6120 T6130 T6130
Page 2-71 2-72 2-75 2-78 Page 2-72 2-75 2-78
TF TSF TM TH SS SM TH
Steel Chipbreaker Stainless Chipbreaker
Vc (SFM) (400-800) (400-900) (400-900) (400-900) Vc (SFM) (300-550) (250-400) (250-400)
ap (in) (.001-.020) (.010-.060) (.020-.180) (.100-.220) ap (in) (.010-.040) (.010-.150) (.100-.220)
Continuous Continuous
f (in/rev) (.001-.008) (.003-.010) (.008-.016) (.008-.016) f (in/rev) (.001-.008) (.003-.012) (.008-.016)
rε (in) .016 .016 .032 .047 rε (in) .016 .032 .047
Finishing to
Finishing to
Operation Precision Finishing medium cutting Medium cutting Operation Precision Finishing medium cutting
finishing
finishing
Grade BX930 T5115 T5115 T5115 Grade DX120 GH110 GH110
Page 3-8 2-73 2-76 2-78 Page 3-23 2-71 2-78
T-CBN CF CM CH T-DIA With chipbreaker 01 P
Cast lron Chipbreaker Non-ferrous Chipbreaker
Vc (SFM) (300-1200) (450-1300) (400-1300) (450-1300) Vc (SFM) (1500-4000) (400-3000) (400-3000)
ap (in) (.001-.020) (.010-.040) (.020-.180) (.040-.230) ap (in) (.001-.025) (.001-.025) (.010-.150)
Continuous Continuous
f (in/rev) (.001-.006) (.001-.006) (.006-.012) (.008-.020) f (in/rev) (.001-.006) (.001-.008) (.008-.016)
rε (in) .016 .016 .032 .047 rε (in) .016 .016 .032
Precision Finishing to Precision
Operation finishing Finishing medium cutting Medium cutting Operation finishing Finishing
Grade BX470 KS20 AH905 AH120 Grade BXM10 BXM20
Page 3-8 2-72 2-76 2-77 Page 3-8 3-8
T-CBN SS HMM SA T-CBN T-CBN
Hard
Superalloys Chipbreaker Materials Chipbreaker
Vc (SFM) (300-800) (100-300) (120-350) (120-300) Vc (SFM) (800-900) (400-800)
ap (in) (.003-.008) (.010-.040) (.010-.040) (.040-.157) ap (in) (.001-.010) (.001-.010)
Continuous Continuous
f (in/rev) (.001-.006) (.001-.008) (.004-.010) (.008-.016) f (in/rev) (.001-.006) (.001-.006)
rε (in) .016 .016 .032 .032 rε (in) .016 .016
For other machining types, see “Selection System” 2-6~ : Stocked in Japan
 : Stocked items.
Most unmarked items are available on a RFQ basis, contact your sales rep for more information.
Features Relating Parts 5–35
(5-6) pages (13-1~)