Starting Parameters for Endmilling High Silicon, Aluminum and MMCs

EndMill

(in)

Machine Speed (rpm)

Cutting Speed

(sfm)

Operation

 

Feed Rate

Ipt

1/8

6100-61000

200-2000

Rough

.001 - .002

Finish

.0005-.001

3/16

4000-40000

200-2000

Rough

.001-.002

Finish

.0005-.001

¼

3000-30000

200-2000

Rough

.002-.004

Finish

.001-.002

5/16

2500 - 25000

200-2000

Rough

.002-.004

Finish

.001-.002

3/8

2000-20000

200-2000

Rough

.003-.005

Finish

.001-.003

1/2

1500 to 15,000

200 to 2000

Rough

.003-.005

Finish

.001-.003