User:Stever/boxford/speedsnfeeds

From rLab Wiki
Jump to navigationJump to search

All recipes from personal experience and tested

Key

Colour Meaning
Blue Not (proven) a maximum, could do more
Green A demonstrated maximum, any more will break tools
Red Known to be excessive, will break tools


Aluminium

Roughing

Tool Size/type Material Coating

Surface speed

(RPM)

DOC WOC

FTP

(feed rate)

Comment
12mm 4-flute flat end mill HSS Uncoated 100m/min 10mm 4mm

0.03

(250mm/min)

Noisy and spindle only just copes, definitely a maximum, use conventional milling only
5mm 4-flute flat end mill HSS Uncoated

40m/min

(2500rpm)

5mm 1.5mm

0.02

(200mm/min)

Good finish, not a maximum could have done more
2mm 2-flute ball nose end mill HSS TiAlN coated

15m/min

(2500rpm)

0.5mm 0.5mm

0.015

(150mm/min)

Too much, breaks cutters

Brass

Finishing

Tool Size/type Material Coating

Surface speed

(RPM)

DOC WOC

FTP

(feed rate)

Comment
2mm 4-flute flat end mill HSS Uncoated

19m/min

(3000rpm)

1 mm 0.8mm

0.01

(120mm/min)

Nice surface finish
60 degree 0.3mm tip engraver 1/8" shank solid carbide TiAlN coated

25m/min (calculated)

(2500rpm)

N/A 0.1mm

0.02

(50mm/min)

Probably can do more

Slotting

Tool Size/type Material Coating

Surface speed

(RPM)

DOC

FTP

(feed rate)

Comment
4mm 4-flute flat end mill HSS Uncoated

31m/min

(2500rpm)

1mm

0.015

(150mm/min)

Using ramp profile, might be able to do more but surface finish is not good

H-13 Tool Steel

Roughing

Tool Size/type Material Coating

Surface speed

(RPM)

DOC WOC

FTP

(feed rate)

Comment
6mm 4-flute flat end mill solid carbide TiAlN coated 35m/min 7mm 0.5mm

0.04mm

Width is at maximum, depth might be deeper
1mm 3-flute flat end mill Solid Carbide TiAlN coated

9.4m/min

(3000rpm)

0.5mm 0.5mm

0.0022mm

(20mm/min)

Might handle more but only one test was made

Finishing

Tool Size/type Material Coating

Surface speed

(RPM)

DOC WOC

FTP

(feed rate)

Comment
20 degree 0.3mm tip engraver 1/8" shank solid carbide TiAlN coated

30m/min (calculated)

(3000rpm)

0.5 mm 0.15mm

0.0026

(8mm/min)

Too much, breaks the tip off

Drilling

Tool Size/type Material Coating

Surface speed

(RPM)

FTP

(feed rate)

Comment
6mm 2-flute jobber drill HSS TiN

14m/min

(730rpm)

0.02mm

(15mm/min)

Was in danger of stalling spindle, definitely the maximum size that can be drilled in this material