Product Similar To:
HARVI™ IV • Radiused • 8 Flutes • Internal Coolant • Chipbreaker • Plain Shank • Inch
HARVI™ IV Eight Flute End Mill for Roughing and Finishing
Covering the Broadest Range of Applications and Materials
Material Number7102898
ISO Catalog IDHA4R8RA0750L225HAR060DANSI Catalog IDHA4R8RA0750L225HAR060D
- P Steel
- M Stainless Steel
- S High-Temp Alloys
- H Hardened Materials
Trochoidal Milling
100665610
107038547
Helical Milling
Ramping: Blank
Side Milling/Shoulder Milling: Square End
Pocketing
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Material Number | 7102898 |
ISO Catalog ID | HA4R8RA0750L225HAR060D |
ANSI Catalog ID | HA4R8RA0750L225HAR060D |
Grade | KCSM15A |
Adapter Style Machine Side | Straight-Cylindrical |
[D1] Effective Cutting Diameter | 19.05 mm |
[D1] Effective Cutting Diameter | 0.75 in |
[D] Adapter / Shank / Bore Diameter | 19.05 mm |
[D] Adapter / Shank / Bore Diameter | 0.75 in |
[AP1MAX] 1st Maximum Cutting Depth | 57.15 mm |
[AP1MAX] 1st Maximum Cutting Depth | 2.25 in |
[L3] Usable Length | 65.785 mm |
[L3] Usable Length | 2.59 in |
[L] Overall Length | 127 mm |
[L] Overall Length | 5 in |
[Re] Corner Radius | 1.525 mm |
[Re] Corner Radius | 0.06 in |
[Z] Number of Flutes | 8 |
Workpiece Materials
- Steel
- Stainless Steel
- High-Temp Alloys
- Hardened Materials
Uses and application
Trochoidal Milling
100665610
107038547
Helical Milling
Ramping: Blank
Side Milling/Shoulder Milling: Square End
Pocketing
Features and benefits
- Single tool for roughing and finishing to reduce tool setups.
- Proprietary core and flute design with optimum flute spacing for perfect chip formation and highest tool rigidity.
- Developed for highest productivity in titanium, high-temperature alloys, and stainless steels.
- With chip breakers for optimized chip evacuation.
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.
Application Data
Adjustment factors for speed (Vc) and feed (Fz) • METRIC | |||||||
Maximum cutting width (Ae) for given cutting depth (Ap) | |||||||
Ap | ≤.125 x D1 | >.125xD1 ≤ .5xD1 | >.5xD1 ≤ 1xD1 | >1xD1 ≤ 2xD1 | >2xD1 ≤ 3xD1 | >3xD1 ≤ 4xD1 | >4 x D1 |
Max Ae | 100% x D1 | 50% x D1 x KAp | 40% x D1 x KAp | 30% x D1 x KAp | 20% x D1 x KAp | 15% x D1 x KAp | 10% x D1 x KAp |
Note: KAp value is given on the Speed and Feed table, according to the type of workpiece material selected. |
Adjustment factors for speed (Vc) and feed (Fz) • METRIC | ||||||||||
Ae/D1 | ≤2% | >2% ≤ 5% | >5 ≤ 7.5% | >7.5% ≤ 10% | >10% ≤ 15% | >15% ≤ 20% | >20% ≤ 30% | >30% ≤ 40% | >40% ≤ 50% | >50% ≤ 100% |
Kv | 3 | 2.5 | 1.9 | 1.4 | 1.35 | 1.3 | 1.2 | 1.1 | 1 | 0.9 |
KFz | 3.28 | 2.3 | 1.95 | 1.7 | 1.5 | 1.25 | 1.09 | 1.02 | 1 | 1 |
Note: Identify the radial engagement per percentage of the tool diameter (Ae/D1). That column will give you the factor to multiply the Base SMF and Base IPT on the Speed and Feed original table Kv = Factor to multiply the Speed by KFz = Factor to multiply the Feed by | ||||||||||
To calculate application specific cutting data, please use KAp, Kv, and Kfz from tables above for adaption of cutting speeds and feeds respectively: Maximum Ae=(Ap1Max/D1) * KAp * D1 Vc new = Vc * Kv IPT new = IPT * KFz | Sample Calculation Material: S4 D1: 25 mm Ap: 2xD1 Max Ae: 30% x KAp x D1 --- 30% * 0.7 * D1 = 21%xD1 SFM: Base x Kv --- 45 * 1.2 = 54 IPT: Base x KFz --- 0.081 * 1.09 = 0.088 | Final cutting data recommendation: Max Ae = 0.3 * 0.7 * 25 = 5.25 mm Vc new = 45 * 1.2 = 54 m/min IPT new = 0.081 * 1.09 = 0.088 mm/th |
Table for Feed and Speed Calculation with Adjustment Factor • METRIC | ||||||||
Side Milling (A) | KCSM15A | Recommended feed per tooth (fz=mm/th) for side milling | ||||||
Material | Max Ae Factor (KAp) | Base Cutting Speed Vc (m/min) | 10 | 12 | 16 | 20 | 25 | |
P | 3 | 1 | 130 | 0.049 | 0.055 | 0.067 | 0.080 | 0.095 |
4 | 1 | 100 | 0.044 | 0.049 | 0.059 | 0.069 | 0.081 | |
5 | 0.8 | 65 | 0.038 | 0.043 | 0.053 | 0.063 | 0.076 | |
6 | 0.7 | 50 | 0.032 | 0.036 | 0.043 | 0.050 | 0.060 | |
M | 1 | 1 | 80 | 0.049 | 0.055 | 0.067 | 0.080 | 0.095 |
2 | 0.8 | 60 | 0.038 | 0.043 | 0.053 | 0.063 | 0.076 | |
3 | 0.8 | 60 | 0.032 | 0.036 | 0.043 | 0.050 | 0.060 | |
S | 1 | 0.5 | 50 | 0.049 | 0.055 | 0.067 | 0.080 | 0.095 |
2 | 0.5 | 30 | 0.038 | 0.043 | 0.053 | 0.063 | 0.076 | |
3 | 0.5 | 25 | 0.026 | 0.030 | 0.036 | 0.043 | 0.051 | |
4 | 0.7 | 45 | 0.041 | 0.051 | 0.061 | 0.069 | 0.081 | |
H | 1 | 0.8 | 80 | 0.044 | 0.049 | 0.059 | 0.069 | 0.081 |
2 | 0.5 | 70 | 0.037 | 0.041 | 0.050 | 0.059 | 0.070 | |
These guidelines may require variations to achieve optimum results. Above parameters are based on ideal conditions. For smaller taper machining centers, please adjust parameters accordingly on |
Adjustment factors for speed (Vc) and feed (Fz) • INCH | ||||||||||
Ae/D1 | ≤2% | >2% ≤ 5% | >5 ≤ 7.5% | >7.5% ≤ 10% | >10% ≤ 15% | >15% ≤ 20% | >20% ≤ 30% | >30% ≤ 40% | >40% ≤ 50% | >50% ≤ 100% |
Kv | 3 | 2.5 | 1.9 | 1.4 | 1.35 | 1.3 | 1.2 | 1.1 | 1 | 0.9 |
KFz | 3.28 | 2.3 | 1.95 | 1.7 | 1.5 | 1.25 | 1.09 | 1.02 | 1 | 1 |
Note: Identify the radial engagement per percentage of the tool diameter (Ae/D1). That column will give you the factor to multiply the Base SMF and Base IPT on the Speed and Feed original table Kv = Factor to multiply the Speed by KFz = Factor to multiply the Feed by | ||||||||||
To calculate application specific cutting data, please use KAp, Kv, and Kfz from tables above for adaption of cutting speeds and feeds respectively: Maximum Ae=(Ap1Max/D1) * KAp * D1 Vc new = Vc * Kv IPT new = IPT * KFz | Sample Calculation Material: S4 D1: 25 mm Ap: 2xD1 Max Ae: 30% x KAp x D1 --- 30% * 0.7 * D1 = 21%xD1 SFM: Base x Kv --- 45 * 1.2 = 54 IPT: Base x KFz --- 0.081 * 1.09 = 0.088 | Final cutting data recommendation: Max Ae = 0.3 * 0.7 * 25 = 5.25 mm Vc new = 45 * 1.2 = 54 m/min IPT new = 0.081 * 1.09 = 0.088 mm/th |
Table for Feed and Speed Calculation with Adjustment Factor • INCH | |||||||||
Side Milling (A) | KCSM15A | Recommended feed per tooth (fz=IPT) for side milling | |||||||
frac. | 3/8 | 1/2 | 5/8 | 3/4 | 1 | ||||
Material | Max Ae Factor (KAp) | Base Cutting Speed Vc (SFM) | dec. | 0.375 | 0.500 | 0.625 | 0.750 | 1 | |
P | 3 | 1 | 420 | IPT | 0.0018 | 0.0023 | 0.0027 | 0.003 | 0.0037 |
4 | 1 | 320 | IPT | 0.0016 | 0.0021 | 0.0024 | 0.0026 | 0.0031 | |
5 | 0.8 | 210 | IPT | 0.0014 | 0.0018 | 0.0022 | 0.0024 | 0.0029 | |
6 | 0.7 | 160 | IPT | 0.0012 | 0.0015 | 0.0018 | 0.0019 | 0.0022 | |
M | 1 | 1 | 275 | IPT | 0.0018 | 0.0023 | 0.0027 | 0.003 | 0.0037 |
2 | 0.8 | 200 | IPT | 0.0014 | 0.0018 | 0.0022 | 0.0024 | 0.0029 | |
3 | 0.8 | 200 | IPT | 0.0012 | 0.0015 | 0.0018 | 0.0019 | 0.0022 | |
S | 1 | 0.5 | 160 | IPT | 0.0018 | 0.0023 | 0.0027 | 0.003 | 0.0037 |
2 | 0.5 | 100 | IPT | 0.0014 | 0.0018 | 0.0022 | 0.0024 | 0.0029 | |
3 | 0.5 | 80 | IPT | 0.001 | 0.0013 | 0.0014 | 0.0016 | 0.002 | |
4 | 0.7 | 160 | IPT | 0.0016 | 0.002 | 0.0024 | 0.0027 | 0.0032 | |
H | 1 | 0.8 | 260 | IPT | 0.0016 | 0.0021 | 0.0024 | 0.0026 | 0.0031 |
2 | 0.5 | 230 | IPT | 0.0014 | 0.0018 | 0.002 | 0.0022 | 0.0026 | |
These guidelines may require variations to achieve optimum results. Above parameters are based on ideal conditions. For smaller taper machining centers, please adjust parameters accordingly on |
Adjustment factors for speed (Vc) and feed (Fz) • INCH | |||||||
Maximum cutting width (Ae) for given cutting depth (Ap) | |||||||
Ap | ≤.125 x D1 | >.125xD1 ≤ .5xD1 | >.5xD1 ≤ 1xD1 | >1xD1 ≤ 2xD1 | >2xD1 ≤ 3xD1 | >3xD1 ≤ 4xD1 | >4 x D1 |
Max Ae | 100% x D1 | 50% x D1 x KAp | 40% x D1 x KAp | 30% x D1 x KAp | 20% x D1 x KAp | 15% x D1 x KAp | 10% x D1 x KAp |
Note: KAp value is given on the Speed and Feed table, according to the type of workpiece material selected. |
TechnicalInfo
Angle of engagement (phi°) relative to cutting width (Ae) | ||||||||||
ae | 2% | 5% | 7.50% | 10% | 15% | 20% | 30% | 40% | 50% | 100% |
phi - angle of engagement | 16.26 | 25.84 | 31.79 | 36.87 | 45.57 | 53.13 | 66.42 | 78.46 | 90 | 180 |
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