SpeedAndFeeds_CombinedExcelCalculators

Enter Second1.000 30.000 1.000 1.50028 32.149 0.3215

45.000 29.000 45.48333 974.643 9.74642.000 0.00056 0.012 0.00014.000 0.00111 0.024 0.0002

10.000 0.00278 0.060 0.000685.000 0.02361 0.506 0.0051

1.000 0.01667 0.357 0.00361.000 1.00000 21.429 0.2143

1.000 0.00028 0.006 0.000110.000 0.00278 0.060 0.0006

100.000 0.02778 0.595 0.00601000.000 0.27778 5.952 0.0595

Find Sec Find Dist per ft16.667 0.005 0.001033.333 0.010 0.002083.333 0.024 0.0050

333.333 0.095 0.0200

Enter Degree

Enter Minute

Dedgee in Decimal

Distance across in Inches at 100 feet

Distance across in Inches at 1 ft

Find Degree in Decimal

0.2679 0.02679 1.60748.1220 0.81220 48.73210.0001 0.00001 0.00060.0002 0.00002 0.00120.0005 0.00005 0.00300.0042 0.00042 0.02530.0030 0.00030 0.01790.1786 0.01786 1.07140.0000 0.00000 0.00030.0005 0.00005 0.00300.0050 0.00050 0.02980.0496 0.00496 0.2976

Enter Dist per 5ft0.00500.01000.02500.1000

Distance across in Inches at 10"

Distance across in Inches at 1"

Distance across at 60"

Radius0.0310 0.0155 0.0080 0.0155 0.5161

Enter Diameter

Enter X axis (Azimuth)

Radius= (Hypotenuse)

Sine=Azimuth/Hyp

Radius

Radius

31.0730 0.0002 0.0001 0.0133 0.0022

x= 0.0080y= 0.0133R= 0.0155

Calculated Angle Degrees from Top

Hyp * Hyp

Opp * Opp

Adj = SqRt of H*H+O*O

Calculated Elevation from Top (Radius-Adj)

Radius

Radius

0.0133 0.0160

Calculated Y=Radius-Elev from Top

Width of 2X Azimuth

Ball End Mill Elevation down to Width of lineDiameter

0.0625

Radius ½ Width0.0313 0.0150 0.0163Rad^2 ^2 K15-M15 SqrtM15 O15*20.0010 0.0003 0.0007 0.0267 0.0534

Diameter0.0625 0.0050 0.0339 0.27120.0625 0.0100 0.0458 0.36640.0625 0.0150 0.0534 0.42720.0938 0.0150 0.0688 0.55040.0938 0.0200 0.0768 0.61440.0938 0.0250 0.0829 0.66320.0938 0.0300 0.0875 0.70000.1250 0.0200 0.0917 0.73360.1250 0.0300 0.1068 0.85440.1250 0.0400 0.1166 0.93280.1250 0.0500 0.1225 0.9800

Elev from Top

Rad-Elev from top

2x(1/2 Widths)

Elev from Top

Width of Line

Height of Letter (X8)

Coefficient of expansion Aluminum Inch per degree F 0.000013Coefficient of expansion Steel Inch per degree F 0.000006

Length of Aluminum metal Inches Temperature difference in F Length change12.0000 30.0 0.0047

Length of Steel metal Inches Temperature difference in F Length change100.0000 30.0 0.0180

Metal Weight CalculatorSS 0.29Steel 0.25Aluminum 0.1

Length Width Height Pounds per Cubic Inch Weight Of Piece in Lbs12 12 12 0.25 43248 48 0.375 0.1 86.412 12 1 0.1 14.412 12 0.25 0.1 3.6

00000000

SpeedAndFeed40

500 0.5000 4 1.50350 0.5000 4 1.50

(Alum 160HSS 500Carb)

(Steel 80HSS 250Carb)

(SS303 60HSS 180Carb)


(Aluminum=3.0) (Alum Alloy=1.5) (HR Steel=0.8) (SS 304=0.35)

Enter SFPM (effects Hp

needs)

Enter diameter of

end mill (effects Hp

needs)

Enter flutes on end mill (effects FEED &

Hp needs)

Enter (MR) Machinabilty

Rating of Material cutting

(effects DOC and FEED )

SpeedAndFeed40

420 0.5000 4 1.50

.2)Use at your own risk and check all recommendations it makes with your own calculations.

.3)Recommend using Feed over ride at less than 30% and slowly increasing if everything looks OK. Feed is the main throttle controller

.1) This Excel sheet calculates Maximum Safe End Mill Depth of Cut, RPM, Feed, and Horsepower requirements ( and Cubic IPM machining rate) based on material being cut and End mill diameter, length and number of flutes.

.4) These are Maximum recommendations and your Vise / Fixture may not be able to hold part and or it may bend under cutting pressures, Adjusting Chip Thickness and or Depth of Cut Divider and or Material Ratings and or Cutter Length Factor AND OR COOLANT depending on your experiences. Watch for chips packing in flutes (especially smaller diameters), this jamming flutes full of chips can destroy an end mill quickly.

SpeedAndFeed40

0.7 2.0 0.0033End Milling 0.7 2.0 0.0030

(NONE=0.2) (Air=0.6) (Minimum Oil=0.7)

(Mist=0.8) (Flood=1.0) (LOWER IF

CHIPS STICKING TO

FLUTES)

(Regular=1) (Long=2)

(ExLong=4) (Reduced Shank=2)

(Quick Switch Adapter to

Collet Holder=2)

Normal Range (0.003 – 0.010)

Type of Milling End Milling=1.0

Side Milling=1.2 Side milling

cools End Mill better so RPM

faster

Enter Coolant? (Effects

RPM and FEED)

Enter Cutter Length Factor (effects

Depth Of Cut )

Enter Main Chip thickness ((dia*

H3*D3)+ 0.0005)), effects Feed, Cubic

IPM, HP

SpeedAndFeed40

Side Milling 0.7 2.0 0.0030




.4) These are Maximum recommendations and your Vise / Fixture may not be able to hold part and or it may bend under cutting pressures, Adjusting Chip Thickness and or Depth of Cut Divider and or Material Ratings and or Cutter Length Factor AND OR COOLANT depending on your experiences. Watch for chips packing in flutes (especially smaller diameters), this jamming flutes full of

SpeedAndFeed40

RPM

0.0025 0.835 1.253 2674

ACTUAL CHIP THICKNESS adjusted (for

diameter of end mill and high flute

number)

HP needs = Cubic IPM /

MR (Bridgeport

<1) (Sherline <0.025)

Adjusted cubic IPM

SpeedAndFeed40

0.0025 1.193 1.790 3209



.1) This Excel sheet calculates Maximum Safe End Mill Depth of Cut, RPM, Feed, and Horsepower requirements ( and Cubic IPM

.4) These are Maximum recommendations and your Vise / Fixture may not be able to hold part and or it may bend under cutting pressures, Adjusting Chip Thickness and or Depth of Cut Divider and or Material Ratings and or Cutter Length Factor AND OR COOLANT depending on your experiences. Watch for chips packing in flutes (especially smaller diameters), this jamming flutes full of

SpeedAndFeed40

4.0

2.026.7 0.16 31.8 0.094

Normal FEED Adjustment

Factor Range FOR CHIP

CLEARANCE (1.0 – 3.0) (DEEP

SLOT=3)

Enter Depth of Cut

Divider (effects Depth of

Cut) (Normal =3-

5) →

adjusted FEED for

small diameter

end mill with high flute number

ENTER FEED Adjustment Factor TO

LOWER Base FEED for too

small diameter EM with too many

small flutes

Base FEED IPM

Depth Of Cut is Dia x MR / (LF x Depth

Divider)

SpeedAndFeed40

32.1 0.16 38.2 1.000

0.250

678.9 = 2.38125

Enter Side Milling Depth

Changed to ----→

End Milling FEED

METRIC MM

End Milling Depth METRIC

MM

SpeedAndFeed40

Stepover

0.500

SpeedAndFeed40

0.047

0.188

SpeedAndFeed31_Inch

100 0.3750 2 0.470 0.3750 2 0.484 0.3750 2 0.4

(Alum 160HSS 500Carb)

(Steel 80HSS 250Carb)



(Aluminum=3.0) (Alum Alloy=1.5) (HR Steel=0.8) (SS 304=0.4)

Enter SFPM (effects Hp

needs)

Enter diameter of

end mill (effects Hp

needs)

Enter flutes on end mill (effects

FEED & Hp needs)

Enter (MR) Machinabilty

Rating of Material cutting

(effects DOC and FEED )


SpeedAndFeed31_Inch




SpeedAndFeed31_Inch

0.7 2.0 0.0070End Milling 0.7 2.0 0.0016Side Milling 0.7 2.0 0.0016

(NONE=0.2) (Air=0.6)

(Minimum Oil=0.7)

(Mist=0.8) (Flood=1.0) (LOWER IF

CHIPS STICKING

TO FLUTES)

(Stub=0.6) (Regular=1) (Long=2) (ExLong=4) (Reduced Shank=2)

Normal Range (0.003 – 0.010)

Type of Milling End Milling=1.0 Side Milling=1.2

Side milling cools End Mill better so

RPM faster

Enter Coolant

? (Effects RPM )

Enter Cutter

Length Factor (effects

Depth Of Cut )

Enter Main Chip thickness ((dia*

H3*D3)+ 0.0005)), effects Feed,

Cubic IPM, HP


SpeedAndFeed31_Inch


.3)Recommend using Feed over ride at less than 30% and slowly increasing if everything looks OK. Feed is the


SpeedAndFeed31_Inch

RPM

0.0014 0.035 0.014 713 2.00.0014 0.047 0.019 856 2.4

ACTUAL CHIP THICKNESS adjusted (for

diameter of end mill and high flute number)

Hp needs = Cubic

IPM / MR (Bridgepor

t <1) (Sherline <0.025)

Adjusted cubic ipm

adjusted FEED for

small diameter end mill

with high flute

number


SpeedAndFeed31_Inch

.2)Use at your own risk and check all recommendations it makes with your own calculations. METRIC MM

50.2.3)Recommend using Feed over ride at less than 30% and slowly increasing if everything looks OK. Feed is the

.4) These are Maximum recommendations and your Vise / Fixture may not be able to hold part and or it may bend under cutting pressures, Adjusting Chip Thickness and or Depth of Cut Divider and or Material Ratings and or Cutter Length Factor AND OR COOLANT depending on your experiences. Watch for chips packing in flutes (especially

SpeedAndFeed31_Inch

4.0

Stepover

2.00.11 2.2 0.019 0.3750.11 2.7 0.750 0.009

Normal FEED Adjustment Factor Range FOR CHIP CLEARANCE (1.0 – 3.0) (DEEP SLOT=3)

Enter Depth of Cut Divider (effects Depth of Cut) (Normal =3-5)

→

ENTER FEED Adjustment Factor TO

LOWER Base FEED for too

small diameter EM

with too many small

flutes

Base FEED ipm

Depth Of Cut is Dia x

MR / (LF x Depth Divider)

SpeedAndFeed31_Inch

= 0.47625

METRIC MM

MM TAP SIZES MM

0.0135 80 0.3429 0.1181 3.00000.0145 79 0.3683 0.1200 31 3.04800.0156 1/64 0.3962 0.1250 1/8 3.17500.0157 0.4000 0.1285 30 3.26390.0160 78 0.4064 0.1299 3.30000.0180 77 0.4572 0.1360 29 3.45440.0197 0.5000 0.1405 28 3.56870.0200 76 0.5080 0.1406 9/64 3.57120.0210 75 0.5334 0.1440 27 3.65760.0225 74 0.5715 0.1457 3.70000.0236 0.6000 0.1470 26 3.73380.0240 73 0.6096 0.1495 25 3.79730.0250 72 0.6350 0.1520 24 3.86080.0260 71 0.6604 0.1540 23 3.91160.0276 0.7000 0.1562 5/32 3.96750.0280 70 0.7112 0.1570 22 3.98780.0292 69 0.7417 0.1575 4.00000.0295 0.7500 M1 X 0.25 0.1590 21 4.03860.0310 68 0.7874 0.1610 20 4.08940.0313 1/32 0.7938 0.1654 4.20000.0315 0.8000 0.1660 19 4.21640.0320 67 0.8128 0.1695 18 4.30530.0330 66 0.8382 0.1719 11/64 4.36630.0335 0.8500 M1.1 X 0.25 0.1730 17 4.39420.0350 65 0.8890 0.1770 16 4.49580.0354 0.9000 0.1800 15 4.57200.0360 64 0.9144 0.1820 14 4.62280.0370 63 0.9398 0.1850 13 4.69900.0374 0.9500 M1.2 X 0.25 0.1875 3/16 4.76250.0380 62 0.9652 0.1890 12 4.80060.0390 61 0.9906 0.1910 11 4.85140.0394 1.0000 0.1935 10 4.91490.0400 60 1.0160 0.1960 9 4.97840.0410 59 1.0414 0.1969 5.00000.0420 58 1.0668 0.1990 8 5.05460.0430 57 1.0922 0.2010 7 5.1054

DECIMAL EQUIV

DRILL SIZE

DECIMAL EQUIV

DRILL SIZE

0.0433 1.1000 M1.4 X 0.3 0.2031 13/64 5.15870.0465 56 1.1811 0.2040 6 5.18160.0469 3/64 1.1913 #0-80 0.2055 5 5.21970.0492 1.2500 M1.6 X 0.35 0.2090 4 5.30860.0520 55 1.3208 0.2130 3 5.41020.0550 54 1.3970 0.2188 7/32 5.55750.0595 53 1.5113 #1-64, #-72 0.2210 2 5.61340.0625 1/16 1.5875 0.2280 1 5.79120.0630 1.6000 M2 X 0.4 0.2340 A 5.94360.0635 52 1.6129 0.2344 15/64 5.95380.0670 51 1.7018 0.2362 6.00000.0689 1.7500 M2.2 X 0.45 0.2380 B 6.04520.0700 50 1.7780 #2-56, #2-64 0.2420 C 6.14680.0730 49 1.8542 0.2460 D 6.24840.0760 48 1.9304 0.2500 1/4&E 6.35000.0781 5/64 1.9837 0.2570 F 6.52780.0785 47 1.9939 #3-48 0.2610 G 6.62940.0787 2.0000 0.2656 17/64 6.74620.0807 2.0500 M2 X 0.045 0.2660 H 6.75640.0810 46 2.0574 0.2677 6.79960.0820 45 2.0828 #3-56 0.2720 I 6.90880.0860 44 2.1844 0.2756 7.00000.0890 43 2.2606 #4-40 0.2770 J 7.03580.0935 42 2.3749 #4-48 0.2810 K 7.13740.0938 3/32 2.3825 0.2812 9/32 7.14250.0960 41 2.4384 0.2900 L 7.36600.0980 40 2.4892 0.2950 M 7.49300.0984 2.5000 M3 X 1.5 0.2969 19/64 7.54130.0995 39 2.5273 0.3020 N 7.67080.1015 38 2.5781 #5-40 0.3071 7.80000.1040 37 2.6416 #5-44 0.3125 5/16 7.93750.1065 36 2.7051 #6-32 0.3150 8.00000.1094 7/64 2.7788 0.3160 O 8.02640.1100 35 2.7940 0.3230 P 8.20420.1110 34 2.8194 0.3281 21/64 8.33370.1130 33 2.8702 #6-40 0.3320 Q 8.43280.1142 2.9000 M3.5 x 0.6 0.3346 8.50000.1160 32 2.9464 0.3390 R 8.6106

TAP SIZES MM

0.3438 11/32 8.73250.3480 S 8.83920.3543 9.00000.3580 T 9.0932

M4 x 0.7 0.3594 23/64 9.1288#8-32, #8-36 0.3680 U 9.3472

0.3750 3/8 9.52500.3770 V 9.57580.3860 W 9.8044

M4.5 x 0.75 0.3906 25/64 9.92120.3937 10.0000

#10-24 0.3970 X 10.08380.4016 10.20000.4040 Y 10.26160.4062 13/32 10.31750.4130 Z 10.49020.4219 27/64 10.7163

#10-32 0.4331 11.00000.4375 7/16 11.1125

M5 x 0.8 0.4531 29/64 11.50870.4688 15/32 11.90750.4724 12.00000.4844 31/64 12.30380.5000 1/2 12.7000

#12-24 0.5118 13.00000.5156 33/64 13.0962

#12-28 0.5312 17/32 13.4925#12-32

0.5469 35/64 13.89130.5512 14.00000.5625 9/16 14.28750.5781 37/64 14.68370.5906 15.0000

M6 x 1.0 0.5938 19/32 15.08250.6094 39/64 15.4788

1/4-20 0.6102 15.5000

DECIMAL EQUIV

DRILL SIZE

0.6250 5/8 15.87500.6299 16.00000.6406 41/64 16.27120.6562 21/32 16.6675

1/4-28, 1/4-32 0.6693 17.00000.6719 43/64 17.06630.6875 11/16 17.46250.6890 17.50000.7031 45/64 17.8587

M7 x 1.0 0.7087 18.00000.7188 23/32 18.25750.7344 47/64 18.65380.7480 19.00000.7500 3/4 19.0500

5/16-18 0.7656 49/64 19.44620.7677 19.5000

5/16-20 0.7812 25/32 19.84250.7874 20.0000

M8 x 1.25 0.7969 51/64 20.24135/16-24 0.8125 13/16 20.6375

0.8268 21.00005/16-28 0.8281 53/64 21.0337

0.8438 27/32 21.43250.8594 55/64 21.82880.8661 22.00000.8750 7/8 22.22500.8906 57/64 22.62120.9055 23.0000

M9 x 1.25 0.9062 29/32 23.01753/8-16 0.9219 59/64 23.4163

0.9375 15/16 23.81250.9449 24.00000.9531 61/64 24.2087

3/8-20 0.9688 31/32 24.60750.9843 25.0000

M10 x 1.5 0.9844 63/64 25.00383/8-24 1.0000 1 25.4000

TAP SIZES

3/8-28, 3/8-32

7/16-147/16-16

7/16-20

M12 x 1.757/16-287/16-32

1/2-13

1/2-161/2-20

1/2-28, 1/2-32M14 x 2.09/16-129/16-16

9/16-18, 9/16-209/16-24, 9/16-289/16-32, 5/8-11

5/8-12M16 x 2.0

5/8-165/8-18, 5/8-20

5/8-24, 5/8-28, 5/8-3211/16-12M18 x 2.5

11/16-16

11/16-2011/16-24, 11/16-28

11/16-32, 3/4-10

3/4-123/4-16

M20 x 2.53/4-20

3/4-28, 3/4-3213/16-12

13/16-1613/16-20, 7/8-9

M22 x 2.513/16-32

7/8-127/8-14, 7/8-16

M24 x 3.07/8-20

7/8-28, 7/8-3215/16-12

15/16-16, 1.0-815/16-20

15/16-28, 15/16-321.0-12

1.0-16, 1-1/16-8M27 x 3.0

1.0-201.0-28, 1.0-32

1-1/16-12, 1-1/8-71-1/16-16, 1-1/8-8

Thread Depth

Double Depth of American National Thread

Factor1.3000

3.5 1.3000 0.371 0.4289 0.2144 0.03574.0 1.3000 0.325 0.3753 0.1876 0.03134.5 1.3000 0.289 0.3336 0.1668 0.0278

5 1.3000 0.260 0.3002 0.1501 0.02506 1.3000 0.217 0.2502 0.1251 0.02087 1.3000 0.186 0.2144 0.1072 0.01798 1.3000 0.163 0.1876 0.0938 0.01569 1.3000 0.144 0.1668 0.0834 0.0139

10 1.3000 0.130 0.1501 0.0751 0.012511 1.3000 0.118 0.1365 0.0682 0.011412 1.3000 0.108 0.1251 0.0625 0.010413 1.3000 0.100 0.1155 0.0577 0.009614 1.3000 0.093 0.1072 0.0536 0.008916 1.3000 0.081 0.0938 0.0469 0.007818 1.3000 0.072 0.0834 0.0417 0.006920 1.3000 0.065 0.0751 0.0375 0.006324 1.3000 0.054 0.0625 0.0313 0.005228 1.3000 0.046 0.0536 0.0268 0.004532 1.3000 0.041 0.0469 0.0235 0.003940 1.3000 0.033 0.0375 0.0188 0.0031

1.3000 #DIV/0!

Number of Threads

Double Depth (Lathe Cross slide)

Double Depth using Compound at 30 degree

Compound at 30 degree direct reading

Flat on Cutter Tip

Xsq + Ysq=Rsq Xsq+Yysq=Rad(Hyp)sq

Xsq= Rsq – Ysq

T0 FIND MISSING Y ENTER X

10.0000 Enter Diameter= 10.0000 Enter X=

Rad= 5.0000 Rad= 5.0000 Xsq=

Enter Y= 3.0000 Enter X= 3.0000 Enter Y=

XSQ= 16.0000 Ysq= 16.0000 Ysq=

Then X= 4.0000 Then Y= 4.0000 Radius(Hyp)sq=

Radius (Hyp) =X,Y Coordinates X,Y Coordinates

X Y X Y

4.0000 3.0000 3.0000 4.0000

X and Y cannot be bigger than Radius

If one corner of triangle is X0,Y0

T0 FIND MISSING X ENTER Diameter AND Y

To Find Radius (Hyp) if you know X and Y of other

corner

Enter Diameter=

Xsq+Yysq=Rad(Hyp)sq Sine =Opp/Hyp

Cosine= Adj/Hyp

Tangent =Opp/Adj Sine 30.0000 0.5000 ArcSin 0.5000

2.0000 Cosine 30.0000 0.8660 ArcCos 0.8660

4.0000 Tangent 45.0000 1.0000 ArcTan 1.0000

2.0000 12.0000

4.0000 12.0000

8.0000

2.8284 Enter Angle 45.0000Sine Cosine Tangent Opp Adj Hyp

45.0000 45.0000 45.0000 12.0000 12.0000 0.00000.7071 0.7071 1.0000

0.0000

16.9706

0.0000

16.9706

12.0000

12.0000

Indexing Table 1.0000 -179.00002.0000 -178.00003.0000 -177.00004.0000 -176.00005.0000 -175.0000

6.0000 -174.0000

If one corner of triangle is X0,Y0

Enter Degrees

Gives Number

Enter Number

To Find Radius (Hyp) if you know X and Y of other

corner

Enter Opp (Leave Blank if not sure)

Enter Adj (Leave Balnk If not sure)

Enter Hyp (Leave Blank if not sure)

Opp=Sine * Hyp

Hyp= Opp/Sine

Adj = Cosine * Hyp

Hyp = Adj/Cosine

Opp = Tan * Adj

Adj = Opp/Tan

Enter degrees

Degrees – 180

-180.0000-180.0000-180.0000-180.0000

30.0000

30.0029

45.0000

Gives Degrees

SpeedAndFeeds_CombinedExcelCalculators

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Transcript of SpeedAndFeeds_CombinedExcelCalculators