Product Similar To:
HARVI™ Ultra 8X • Helical Shell Mill • SNHJ12 • For Corner Radius from 4,8 to 6,4mm • Metric
Shoulder milling cutter for steel, stainless steel, and high-temperature alloys.
Material Number6423305
ISO Catalog IDHU8X080S12S32ZU5AP102Z50RANSI Catalog IDHU8X080S12S32ZU5AP102Z50R
- P Steel
- M Stainless Steel
- K Cast Iron
- S High-Temp Alloys
- H Hardened Materials
- Slotting: Shoulder Profiling
- Slotting: Shoulder
- Side Milling/Shoulder Milling: Square End
- Side Milling/Shoulder Milling: Eased Chamfer
- Milling - Through Coolant
- Milling - Side and Face
- Pocketing
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Material Number | 6423305 |
ISO Catalog ID | HU8X080S12S32ZU5AP102Z50R |
ANSI Catalog ID | HU8X080S12S32ZU5AP102Z50R |
[D1] Effective Cutting Diameter | 80 mm |
[D1] Effective Cutting Diameter | 3.15 in |
[D] Adapter / Shank / Bore Diameter | 32 mm |
[D] Adapter / Shank / Bore Diameter | 1.26 in |
[D6] Hub Diameter | 77 mm |
[D6] Hub Diameter | 3.031 in |
[L] Overall Length | 115 mm |
[L] Overall Length | 4.528 in |
[AP1MAX] 1st Maximum Cutting Depth | 102.19 mm |
[AP1MAX] 1st Maximum Cutting Depth | 4.023 in |
Number of Inserts | 50 |
[Z] Number of Flutes | 5 |
Weight Kilograms | 2.46 |
Max RPM | 12900 |
Workpiece Materials
- Steel
- Stainless Steel
- Cast Iron
- High-Temp Alloys
- Hardened Materials
Uses and application
- Slotting: Shoulder Profiling
- Slotting: Shoulder
- Side Milling/Shoulder Milling: Square End
- Side Milling/Shoulder Milling: Eased Chamfer
- Milling - Through Coolant
- Milling - Side and Face
- Pocketing
Features and benefits
- Accomodates inserts with corner radii from 4,8-6,4mm (.188" - .250") in the lead row.
- Designed for aerospace airframe structural component machining, targeting maximum metal removal rates (MRR).
- Adjustable coolant nozzles support chip evacuation and control heat in the cutting zone.
- Large helix ensures hassle-free chip evacuation event at highest metal removal rates (MRR).
Create Solution to calculate Feeds and Speeds
After creating a solution just choose the Feeds & Speeds icon and our system will provide recommendations. You can customize the information by adding your machine and specifications or make adjustments using the sliders.
Insert Selection
Insert Selection Guide
HARVI™ Ultra 8X • Insert Selection Guide II - using inserts KSSM8+ (SNPJ12-GD) | ||||||
Material Group | Light | General | Heavy | |||
– | (Light geometry) | – | (Strong geometry) | |||
– | wear | toughness | ||||
– | Geometry | Grade | Geometry | Grade | Geometry | Grade |
P1–P2 | .S..GD | KCPK30 | .S..GD | KCPK30 | .S..GD | KCPM40 |
P3–P4 | .S..GD | KCPK30 | .S..GD | KCPK30 | .S..GD | KCPM40 |
P5–P6 | .S..GD | KCPK30 | .S..GD | KCPK30 | .S..GD | KCPM40 |
M1–M2 | .S..GD | KCPK30 | .S..GD | KCPK30 | .S..GD | KCPM40 |
M3 | .S..GD | KCPK30 | .S..GD | KCPK30 | .S..GD | KCPM40 |
K1–K2 | .S..GD | KCK20B | .S..GD | KCK20B | .S..GD | KCK15 |
K3 | .S..GD | KCK20B | .S..GD | KCK20B | .S..GD | KCK20B |
N1–N2 | – | – | – | – | – | – |
N3 | – | – | – | – | – | – |
S1–S2 | – | – | – | – | – | – |
S3 | – | – | – | – | – | – |
S4 | – | – | – | – | – | – |
H1 | – | – | – | – | – | – |
HARVI™ Ultra 8X • Insert Selection Guide I | ||||||
Material Group | Light | General | Heavy | |||
– | (Light geometry) | – | (Strong geometry) | |||
– | wear | toughness | ||||
– | Geometry | Grade | Geometry | Grade | Geometry | Grade |
P1–P2 | .E..LEH | KCSM40 | .E..LEH | KCSM40 | .S..GDH | KCSM40 |
P3–P4 | .E..LEH | KCSM40 | .E..LEH | KCSM40 | .S..GDH | KCSM40 |
P5–P6 | .E..LEH | KCSM40 | .E..LEH | KCSM40 | .S..GDH | KCSM40 |
M1–M2 | .E..LEH | KCSM40 | .E..LEH | KCSM40 | .S..GDH | KCSM40 |
M3 | .E..LEH | KCSM40 | .S..GDH | KCSM40 | .S..GDH | KCSM40 |
K1–K2 | – | – | – | – | – | – |
K3 | – | – | – | – | – | – |
N1–N2 | – | – | – | – | – | – |
N3 | – | – | – | – | – | – |
S1–S2 | .E..LEH | KCSM40 | .E..LEH | KCSM40 | .S..GDH | KCSM40 |
S3 | .E..LEH | KCSM40 | .S..GDH | KCSM40 | .S..GDH | KCSM40 |
S4 | .E..LEH | KCSM40 | .S..GDH | KCSM40 | .S..GDH | KCSM40 |
H1 | – | – | – | – | – | – |
Feeds
Recommended Starting Feeds [IPT]
HARVI™ Ultra 8X • Recommended Starting Feeds [IPT] | ||||||||||||
Insert Geometry | Recommended Starting Feed per Tooth (Fz) in Relation to % of Radial Engagement (ae) | |||||||||||
10% | 20% | 30% | 40–100% | |||||||||
L | M | H | L | M | H | L | M | H | L | M | H | |
HARVI Ultra 8X - SNHJ....E..LEH | 0.004 | 0.007 | 0.008 | 0.003 | 0.005 | 0.006 | 0.002 | 0.004 | 0.005 | 0.002 | 0.004 | 0.005 |
HARVI Ultra 8X - SNHJ....S..GDH | 0.005 | 0.008 | 0.010 | 0.004 | 0.006 | 0.008 | 0.003 | 0.005 | 0.007 | 0.003 | 0.005 | 0.006 |
KSSM8+ - SNPJ…..S..GD | 0.007 | 0.015 | 0.023 | 0.005 | 0.011 | 0.017 | 0.004 | 0.009 | 0.015 | 0.004 | 0.009 | 0.014 |
L = Light Machining; M = Medium Machining; H = Heavy Machining NOTE: Use Light Machining values as starting feed rate. |
Recommended Starting Feeds [mm]
HARVI™ Ultra 8X • Recommended Starting Feeds [mm/th] | ||||||||||||
Insert Geometry | Recommended Starting Feed per Tooth (Fz) in Relation to % of Radial Engagement (ae) | |||||||||||
10% | 20% | 30% | 40–100% | |||||||||
L | M | H | L | M | H | L | M | H | L | M | H | |
HARVI Ultra 8X - SNHJ....E..LEH | 0.09 | 0.17 | 0.23 | 0.07 | 0.13 | 0.18 | 0.06 | 0.11 | 0.15 | 0.06 | 0.10 | 0.14 |
HARVI Ultra 8X - SNHJ....S..GDH | 0.13 | 0.20 | 0.31 | 0.10 | 0.15 | 0.23 | 0.09 | 0.13 | 0.20 | 0.08 | 0.12 | 0.18 |
KSSM8+ - SNPJ…..S..GD | 0,17 | 0,37 | 0,59 | 0,13 | 0,27 | 0,44 | 0,11 | 0,24 | 0,38 | 0,10 | 0,22 | 0,35 |
L = Light Machining; M = Medium Machining; H = Heavy Machining NOTE: Use Light Machining values as starting feed rate. |
Speeds
HARVI™ Ultra 8X • Recommended Starting Speed [SFM] | |||||||||||||||||||
Grade | KC725M | KCK15 | KCPK30 | KCK20B | KCPM40 | KCSM40 | |||||||||||||
Chip Thickness hex Inch | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |||||||
Material Group | Max | Start | Min | Max | Start | Min | Max | Start | Min | Max | Start | Min | Max | Start | Min | Max | Start | Min | |
P | 1 | 855 | 755 | 705 | – | – | – | 1495 | 1295 | 1215 | – | – | – | 970 | 855 | 805 | 1150 | 1050 | 985 |
2 | 720 | 625 | 525 | – | – | – | 920 | 835 | 755 | – | – | – | 820 | 705 | 590 | 985 | 885 | 720 | |
3 | 655 | 560 | 460 | – | – | – | 835 | 755 | 675 | – | – | – | 755 | 640 | 525 | 920 | 785 | 640 | |
4 | 590 | 490 | 395 | – | – | – | 740 | 605 | 525 | – | – | – | 675 | 560 | 445 | 785 | 675 | 540 | |
5 | 490 | 445 | 395 | – | – | – | 625 | 560 | 490 | – | – | – | 560 | 510 | 445 | 655 | 590 | 525 | |
6 | 425 | 330 | 260 | – | – | – | 525 | 445 | 360 | – | – | – | 490 | 375 | 295 | 590 | 460 | 330 | |
M | 1 | 560 | 490 | 445 | – | – | – | 675 | 605 | 510 | – | – | – | 640 | 560 | 510 | 855 | 690 | 605 |
2 | 510 | 425 | 360 | – | – | – | 605 | 525 | 460 | – | – | – | 575 | 490 | 410 | 770 | 590 | 475 | |
3 | 375 | 330 | 260 | – | – | – | 475 | 425 | 375 | – | – | – | 425 | 375 | 295 | 575 | 475 | 360 | |
K | 1 | – | – | – | 1380 | 1265 | 1115 | 970 | 870 | 785 | 1180 | 950 | 805 | – | – | – | – | – | – |
2 | – | – | – | 1100 | 970 | 900 | 770 | 690 | 625 | 920 | 755 | 640 | – | – | – | – | – | – | |
3 | – | – | – | 920 | 820 | 755 | 640 | 575 | 525 | 690 | 575 | 460 | – | – | – | – | – | – | |
N | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
2 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
S | 1 | 115 | 100 | 80 | – | – | – | – | – | – | – | – | – | 130 | 115 | 100 | 165 | 130 | 80 |
2 | 115 | 100 | 80 | – | – | – | – | – | – | – | – | – | 130 | 115 | 100 | 180 | 130 | 80 | |
3 | 150 | 115 | 80 | – | – | – | – | – | – | – | – | – | 165 | 130 | 100 | 215 | 150 | 100 | |
4 | 165 | 150 | 100 | – | – | – | 165 | 150 | 115 | – | – | – | 180 | 165 | 115 | 245 | 195 | 130 | |
H | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
As the average chip thickness increases, speed should be decreased. Material groups P, M, K and H show recommended starting speeds for dry machining. For wet machining, reduce speed by 20%. Material groups N and S show recommended starting speeds for wet machining. Not recommended for dry machining. |
HARVI™ Ultra 8X • Recommended Starting Speed [m/min] | |||||||||||||||||||
Grade | KC725M | KCK15 | KCPK30 | KCK20B | KCPM40 | KCSM40 | |||||||||||||
Chip Thickness hex mm | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | Min | Max | |||||||
Material Group | Max | Start | Min | Max | Start | Min | Max | Start | Min | Max | Start | Min | Max | Start | Min | Max | Start | Min | |
P | 1 | 260 | 230 | 215 | – | – | – | 455 | 395 | 370 | – | – | – | 295 | 260 | 245 | 350 | 320 | 300 |
2 | 220 | 190 | 160 | – | – | – | 280 | 255 | 230 | – | – | – | 250 | 215 | 180 | 300 | 270 | 220 | |
3 | 200 | 170 | 140 | – | – | – | 255 | 230 | 205 | – | – | – | 230 | 195 | 160 | 280 | 240 | 195 | |
4 | 180 | 150 | 120 | – | – | – | 225 | 185 | 160 | – | – | – | 205 | 170 | 135 | 240 | 205 | 165 | |
5 | 150 | 135 | 120 | – | – | – | 190 | 170 | 150 | – | – | – | 170 | 155 | 135 | 200 | 180 | 160 | |
6 | 130 | 100 | 80 | – | – | – | 160 | 135 | 110 | – | – | – | 150 | 115 | 90 | 180 | 140 | 100 | |
M | 1 | 170 | 150 | 135 | – | – | – | 205 | 185 | 155 | – | – | – | 195 | 170 | 155 | 260 | 210 | 185 |
2 | 155 | 130 | 110 | – | – | – | 185 | 160 | 140 | – | – | – | 175 | 150 | 125 | 235 | 180 | 145 | |
3 | 115 | 100 | 80 | – | – | – | 145 | 130 | 115 | – | – | – | 130 | 115 | 90 | 175 | 145 | 110 | |
K | 1 | – | – | – | 420 | 385 | 340 | 295 | 265 | 240 | 360 | 290 | 245 | – | – | – | – | – | – |
2 | – | – | – | 335 | 295 | 275 | 235 | 210 | 190 | 280 | 230 | 195 | – | – | – | – | – | – | |
3 | – | – | – | 280 | 250 | 230 | 195 | 175 | 160 | 210 | 175 | 140 | – | – | – | – | – | – | |
N | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
2 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
3 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | |
S | 1 | 35 | 30 | 25 | – | – | – | – | – | – | – | – | – | 40 | 35 | 30 | 50 | 40 | 25 |
2 | 35 | 30 | 25 | – | – | – | – | – | – | – | – | – | 40 | 35 | 30 | 55 | 40 | 25 | |
3 | 45 | 35 | 25 | – | – | – | – | – | – | – | – | – | 50 | 40 | 30 | 65 | 45 | 30 | |
4 | 50 | 45 | 30 | – | – | – | 50 | 45 | 35 | – | – | – | 55 | 50 | 35 | 75 | 60 | 40 | |
H | 1 | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
As the average chip thickness increases, speed should be decreased. Material groups P, M, K and H show recommended starting speeds for dry machining. For wet machining, reduce speed by 20%. Material groups N and S show recommended starting speeds for wet machining. Not recommended for dry machining. |
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