
Tip-Bars
PSB-S (Boring) This insert will be switched to EZB type (EZ Bars, ref. to page F14~)
5° φD Ref. to Page for Applicable Sleeve F84
5° PSB&0202 type
F
15° PSB&0303 type
S shows left figure
rε L1
5° H −NBS Type (without Chipbreaker) Top Shape
φA φD
Top Shape Grades
F
15° Coated Carbide
S L2
rε L1 Carbide
L3
CBN
PCD
• Right-hand shown
PSBT-S (Back Boring) This insert will be switched to HPBT type (2-Edge, ref. to page F36) F
H Ref. to Page for Applicable Sleeve F84
5° φA 5° φD
15° Boring
F S
1.5 L2
rε L1
L3
• Right-hand shown
Tip-Bars Dimensions
Min. Grades
Bore Dia. Dimension (mm) PVD Coated Carbide CBN PCD
Carbide
Description PR930 KW10 KBN510 KBN525 KPD001 KPD010
φA φD H L1 L2 L3 F S rε
R L R L R L R L R L R L
PSB& 0202-50S 2 1.8 - 50 - 5 0.9 0.25 ○ ○ ○ □
0303-50S 3 2.8 7 1.4 0.3 ○ ○ ○ ○
0404-60S 4 3.8 3.6 60 30 10 1.9 0.05 ○ ○ ○ ○
0505-70S 5 4.8 4.4 70 40 2.4 0.5 ○ ○ ○ ○
0606-70S 6 5.8 5.2 45 12 2.9 ○ ○ ○ ○
0707-80S 7 6.8 6.2 80 50 3.4 ○ ○ ○ ○
PSB& 0202-50NBS 2 1.8 - 50 - 5 0.9 0.25 ○ ○
0303-50NBS 3 2.8 7 1.4 0.3 ○ ○ ○ ○
0404-60NBS 4 3.8 3.6 60 30 10 1.9 0.05 ○ ○ ○ ○ ○ ○
0505-70NBS 5 4.8 4.4 70 40 2.4 0.5 ○ ○ ○ ○ ○ ○ ○
0606-70NBS 6 5.8 5.2 45 12 2.9 ○ ○ ○ ○ ○ ○
0707-80NBS 7 6.8 6.2 80 50 3.4 ○ ○ ○ ○ ○ ○
PSBT& 0415-60S 4 3.8 3.6 60 20 8 1.9 1.0 0.05 ○ □ ○
0515-70S 5 4.8 4.6 70 2.4 1.3 ○ ○ ○
Recommended Cutting Conditions
Recommended Insert Grades PSB05
(Cutting Speed Vc: m/min) PSB04 PSB06
PVD Coated Carbide CBN PCD PSB02 type PSB03 type type type
Workpiece Carbide PSBT04 PSB07 Remarks
Material PR915 PR930 KW10 KBN510 KBN525 KPD001 KPD010 PSBT05
ap(mm), f(mm/rev)
ap f ap f ap f ap f
Carbon Steel / ★ ~0.3 ~0.03 ~0.4 ~0.04 ~0.45 ~0.07 ~0.5 ~0.1
Alloy Steel 30~100
Stainless Steel ★ ~0.3 ~0.02 ~0.4 ~0.03 ~0.45 ~0.05 ~0.5 ~0.07
30~80 Coolant
Non-ferrous Metals ☆ ★ ☆ ~.3 ~0.05 ~0.4 ~0.06 ~0.45 ~0.1 ~0.5 ~0.15
~100 ~300 ~300
Hard Materials ★ - - ~0.07 ~0.03 ~0.10 ~0.05 ~0.15 ~0.07
~100
★:1st Recommendation ☆:2nd Recommendation
○ : Check Availability Tip-Bars are
□ :Deleted from the next catalogue sold in 1 piece boxes F37