Finishing
By hand By mechanical
SPI SPE Roughness (Ra micron)Achieve by
A00.008# 1 micron Diamond Buff A-1# 10.016# 3 micron Diamond Buff A-2# 20.032# 6 micron Diamond Buff A-3# 20.063# 15 micron Diamond Buff B-00.063# 800 Grit Paper
B-1# 30.1# 600 Grit Paper
B-2# 30.1# 400 Grit Paper
B-3# 30.32# 320 Grit Paper
C-00.32800 Stone
C-1# 40.4600 Stone
C-2# 41400 Stone
C-3# 4 1.6320 Stone
D-00.2
D-1# 50.4Dry Blast Glass Bead # 11 D-2# 5 1.25Dry Blast # 240 Oxide
D-3# 58Dry Blast # 24 Oxide
---EDM
E-1Ra 0.4 micron EDM
E-2Ra 0.63 micron EDM
E-3Ra 0.8 micron EDM
- Ra 1.1 micron EDM
E-4Ra 1.6 micron EDM
- Ra 2.2 micron EDM
E-5 Ra 3.2 micron EDM
E-6 Ra 4 micron EDM
E-7 Ra 5 micron EDM
E-8 Ra 8 micron EDM
E-9Ra 10 micron EDM
E-10Ra 12.5 micron EDM
E-11 Ra 16 micron EDM
E-12Ra 20 micron EDM
0-UN-D249Roughness Achieve by
1-UN-D2490.0253L N1
2-UN-D2490.058L N2
3-UN-D2490.1600N3
4-UN-D2490.2400N4
5-UN-D2490.4320N5
6-UN-D2490.55240
in.Draft Angle for different res
Min. Draft Angle PA PC ABS Texture VDI 10MT 11000
Wet Blast Glass Bead #12
Wet Blast Glass Bead #8
Wet Blast Glass Bead #8
Wet Blast Glass Bead #5
VDI 10 (0.32 micron)MT 11000 VDI 121°0°1°0.5°
VDI 15 (0.56 Ra micron)1°0.5°1°0.5°
VDI 18 1.1°0.5°1°0.5°
VDI 21 (1.12 Ra micron) 1.2°0.5°1°0.5°
VDI 24 1.3°0.5° 1.5°1°MT-11500 VDI 27 (2.24 Ra micron) 1.5°1°2° 1.5°MT-11510 VDI 30 (3.15 Ra micron) 1.8° 1.5°2°2°MT-11520 VDI 33 (4.5 Ra micron)2°2°3° 2.5°MT-11530 VDI 36 (6.3 Ra micron) 2.5° 2.5°4°3°MT-11540 VDI 39 (9 Ra micron)3°3°5°4°
-
VDI 424°4°6°5°
VDI 45 (18 Ra micron)5°5°7°
