Lampiran 1 2

LAMPIRAN-LAMPIRAN

Lampiran 1 : Range of surface roughness (Khurni dan Gupta 1997)
S.No

1
2
3
4

Manufacturing

Surface

process

Roughness in

Lapping
Honing
Cylindrical grinding

Surface grinding

microns
0.012 to 0.016
0.025 to 0.40
0.063 to 5
0.063 to 5

S.No

Manufacturing

Surface

Prosess

Roughness

9
10

11
12

Extrusion
Boring
Milling
Planing and

in microns
0.16 to 5
0.40 to 6.3
0.32 to 25
1.6 to 25
1.6 to 20
5 to 50
0.80 to

5
6
7

Broaching
Reaming
Turning

0.40 to 32
0.40 to 32
0.32 to 25

13
14
15

shaping
Drilling
Sand casting
Die casting

8

Hot rolling

2.5 to 50

16

Forging

Lampiran 2: Gambar Jenis-jenis Mesin Bubut

3.20
1.60 to 2.5

A. Mesin Bubut Revolver

B. Mesin Bubut Otomatis

C. Mesin Bubut Kepala

D. Mesin Bubut Turet Vertikal

E. Mesin Ulir Otomatis