User Guide

2
Mineral Available Micron Sizes
569121530
3M
™
Diamond Lapping Films, D BLU ORN*
RN 661X, 662XW, 661XU
3M
™
Trizact
™
Diamond D GRY
Lapping Film, 661XA
3M
™
Lapping Film, S/C GRY GRY GRY* GRN*
461X
3M
™
Lapping Film, A/O BRN BLU YEL GRN
261X
3M
™
Metal Bond 6MB8 D GRY* GRY* GRY*
*Common for angle grinding
Step See Table for Time Pressure
Recommended (sec.) (g/conn)
Products
Remove Glass A Until nub is By hand
(De-nub) removed
Remove Epoxy A 30- 60 200 - 350
Refine B 30 - 120 200 - 350
Refine B 30 - 120 200 - 350
Polish C 15- 45 150- 250
Grind Angle A 40 - 120 200 - 350
Radius Ferrule B 60 - 180 200 - 350
Refine B 30 - 120 200 - 350
Refine B 30 - 120 200 - 350
Polish C 15 - 60 150 - 250
Remove Glass A Until nub is By hand
(De-nub) removed
Remove Epoxy A 30-60 200-350
Refine B 30-120 200-350
Polish C 15-45 150-250
De-nub-Epoxy A 30 - 60 75 - 125
Removal
Refine B 30 - 60 100 - 150
Polish C 90 -120 100 - 150
Recommended Lubricant: DI water
Ceramic,
Ultra PC,
Pre-radiused
ferrule
Ceramic,
Angle PC
Ceramic,
Super PC,
Pre-radiused
ferrule
1.25 mm LC
and MU
Connectors
Mineral Key
A/O
= Aluminum Oxide
S/C = Silicon Carbide
D = Diamond
SiO
2
= Silicon Dioxide
3M’s Technical Service
Representatives suggest
using these polishing
guidelines for polishing
ceramic singlemode or
multimode fiber optic
connectors. In the top
chart, locate your con-
nector type, then refer to
tables A, B, and C below
to select one of the
options for each step.
These recommended
sequences provide typical
starting points. Your actu-
al sequences may vary
depending on your pol-
ishing equipment and
finish requirements.
TABLE A - De-Nub and Epoxy Removal
Mineral Available Micron Sizes
0.5 1 2 3 4 6 9
3M
™
Diamond Lapping Film. D MNL LAV PNK BRN
661X, 662XW, 661XU
3M
™
Trizact
™
Diamond D GRY GRY
Lapping Film, 661XA
3M
™
Lapping Films, 462X S/C GRY GRY
463X or 452X
3M
™
Lapping Films, A/O GRN TL PNK
261X, 262X or 263X
TABLE B - Refine (level connector)
Mineral Available Micron Sizes
0.02 0.05 0.1 0.3
3M
™
Lapping Film, SiO
2
TRL
863X or 863XW
3M
™
Lapping Film, A/O EGS WHT
263X
3M
™
Lapping Film, A/O OFW
261X
TABLE C - Polish (Finish)
Selection Guide
GRY (Gray)
GRN (Green)
BRN (Brown)
YEL (Yellow)
ORN (Orange)
OFW (Off-White)
PNK (Pink)
BLU (Blue)
LAV (Lavender)
TL (Teal)
MNL (Manila)
EGS (Eggshell)
WHT (White)
TRL (Translucent)
Connector Type
Available with PSA backing.
Polishing Processes for Ceramic Fiber Optic Connectors