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Materials Science Overview
Grinding Discs
Polishing Cloths
Polishing Compounds, Paste, Sprays, Suspensions

Lapping Discs, Sheets, Belts,
Adhesive Discs and Spray,
Adhesive Remover

3M™ Imperial Diamond, 3M™ Diamond, Premium Lapping Film, Aluminum Oxide and Silicon Carbide Discs,
3M™ Trizact™ Discs, Adhesive Discs and Spray and Diamond Polishing Belts
diamond lapping
3M™ Imperial Diamond
Lapping Discs


Precision finish on extremely
hard materials

diamond lapping

3M™ Diamond 5" Lapping
Discs Type 662XWTH

3M™ Diamond 5" Lapping
Discs Type 668X

diamond lapping film

3M™ Diamond Lapping Film
in 4.5" Square Sheets

3M Aluminum Oxide Lapping - Polishing Discs
Premium Al2O3 and
SiC Lapping/Polishing Discs

super fine, consistent finish
lapping discs
3M™ Trizact™
Lapping Discs


consistent cut rate
superior finish
double sided adhesive discs
Double Sided
Adhesive Discs

for flat mounting
and non-slipping
3M adhesive remover
3M™ Adhesive Remover

safely remove adhesives, grease, oil, wax, etc.
Diamond Polishing Cloth Belt

3M™ Diamond
Polishing Cloth Belts




diamond lapping
cross-section illustration
diamond lapping
surface magnification

3M™ Imperial™ Diamond Lapping Film Type 661X

Imperial™ Diamond Lapping Film offers a repeatable, precision finish on extremely hard materials. It combines micron-graded diamond particles, a resin bonding system and a highly uniform 3mil (0.08mm) polyester film backing for a cleaner, more consistent alternative to diamond compounds or slurries. Available with Plain back or PSA (pressure sensitive adhesive). NH = no hole. Type 661 Imperial™ Diamond Lapping Film replaces type 651. Type 661 has a more robust, 3 mil (0.08mm) polyester backing film, while the type 651 had a 2 mil (0.05mm) backing film.

Applications: carbides, ceramics, high-hardness metals, fiber optic connectors, magnetic heads, and metallurgical testing

3M™ Diamond Lapping Discs, Plain Back, 8" (203mm), NH, Type 661X
Prod #ColorMicronsUnitPriceOrder / Quote
814-422
 
green30
pkg/5
$126.75
Qty:
814-426
 
orange15
pkg/5
98.95
Qty:
814-428
 
blue9
pkg/5
98.95
Qty:
814-430
 
brown6
pkg/5
98.95
Qty:
814-432
 
pink3
pkg/5
98.95
Qty:
814-436
 
lavender1
pkg/5
98.95
Qty:
814-438
 
off white0.5
pkg/5
98.95
Qty:
814-440
 
gray green0.1
pkg/5
98.95
Qty:

3M™ Diamond Lapping Discs, PSA Back, 8" (203mm), NH, Type 661X
Prod #ColorMicronsUnitPriceOrder / Quote
816-462
 
green30
pkg/5
$141.25
Qty:
816-466
 
orange15
pkg/5
116.95
Qty:
816-468
 
blue9
pkg/5
116.95
Qty:
816-470
 
brown6
pkg/5
116.95
Qty:
816-472
 
pink3
pkg/5
116.95
Qty:
816-476
 
lavender1
pkg/5
116.95
Qty:
816-478
 
off white0.5
pkg/5
116.95
Qty:
816-480
 
gray green0.1
pkg/5
116.95
Qty:




diamond lapping
shown are PSA back version with pull tab to expose adhesive.

3M™ Diamond 5" Lapping Discs Type 662XWTH

Diamond particles are encapsulated within ceramic beads then coated onto 3 mil polyester film. Provides a more aggressive cut, coarser finish, and longer life than standard Diamond Lapping Film. Also offers a clean and more consistent alternative to diamond compounds or slurries. Use to finish and polish hard to grind materials such as glass, ceramics, hardened metals, and composites. Available in Plain and PSA, pressure sensitive adhesive back.

Diamond 5" Lapping Discs, Plain Back - Type 662XWTH
Prod #ColorMicronsUnitPriceOrder / Quote
816-356
 
blue9
pkg/5
$34.65
Qty:
816-358
 
brown6
pkg/5
34.65
Qty:
816-360
 
pink3
pkg/5
34.85
Qty:
816-364
 
light green1.5
pkg/5
34.65
Qty:
816-362
 
lavender1
pkg/5
34.65
Qty:
816-366
 
off white0.5
pkg/5
34.65
Qty:

Diamond 5" Lapping Discs, PSA Back - Type 666XWTH
Prod #ColorMicronsUnitPriceOrder / Quote
816-398
 
blue9
pkg/5
$39.98
Qty:
816-396
 
brown6
pkg/5
39.98
Qty:
816-394
 
pink3
pkg/5
39.98
Qty:
816-392
 
lavender1
pkg/5
39.98
Qty:
816-390
 
off white0.5
pkg/5
39.98
Qty:




diamond lapping

3M™ Diamond 5" Lapping Discs Type 668X

The standard of 3M's premium diamond abrasive films. 668X PSA has a 3 mil polyester film backing with PSA back.

Diamond 5" Lapping Discs, PSA Back - Type 668X
Prod #ColorMicronsUnitPriceOrder / Quote
816-400
 
orange15
pkg/5
$32.95
Qty:




diamond lapping film

3M™ Diamond Lapping Film in 4.5" Square Sheets

Type 661X
The standard of 3M's premium diamond abrasive with a 3 mil polyester backing, offering a cleaner, more consistent alternative to diamond compounds or slurries. Use to finish and polish hard to grind materials such as glass, ceramics, hardened metals, and composites.
Diamond Lapping Film in 4.5" Square Sheets - Type 661X
Prod #ColorMicronsUnitPriceOrder / Quote
816-322
 
orange15
pkg/5
$28.10
Qty:
816-324
 
pink6
pkg/5
28.10
Qty:
816-326
 
lavender3
pkg/5
28.10
Qty:
816-328
 
brown1
pkg/5
28.10
Qty:
816-330
 
off white0.5
pkg/5
28.10
Qty:




3M Aluminum Oxide Lapping - Polishing Discs

Premium Al2O3 and SiC Lapping/Polishing Discs

Premium, precision lapping discs for producing a super-fine, super-consistent finish. A high strength polyester film backing provides a uniform base for a coating of micrograded aluminum oxide or silicon carbide particles that are uniformly dispersed for greater finishing efficiency. A carefully controlled resin bond ensures a consistent, reliable and repeatable finish. Clean room coating and converting ensures contaminant-free products. 3mil (0.08mm) polyester film backing. Available with plain back or PSA (pressure sensitive adhesive). The aluminum oxide discs can be used for polishing steps.
Applications: metals, plastics, metallography, thin film discs, floppy discs, fiber optic connectors.
NH = no hole.


3M™ Aluminum Oxide Lapping/Polishing Discs, Plain Back, 8" (203mm), NH
Prod #ColorMicronsUnitPriceOrder / Quote
815-310
 
green30
pkg/25
$31.50
Qty:
815-312
 
yellow12
pkg/25
31.80
Qty:
815-314
 
blue9
pkg/25
32.15
Qty:
815-316
 
brown5
pkg/25
34.70
Qty:
815-318
 
pink3
pkg/25
37.55
Qty:
815-320
 
light green1
pkg/25
32.15
Qty:
815-322
 
white0.3
pkg/25
31.65
Qty:
815-324
 
white0.05
pkg/25
33.70
Qty:

3M™ Aluminum Oxide Lapping/Polishing Discs, PSA Back , 8" (203mm), NH
Prod #ColorMicronsUnitPriceOrder / Quote
815-330
 
green30
pkg/25
$38.80
Qty:
815-332
 
yellow12
pkg/25
42.50
Qty:
815-334
 
blue9
pkg/25
42.50
Qty:
815-336
 
brown5
pkg/25
42.50
Qty:
815-338
 
pink3
pkg/25
42.50
Qty:
815-340
 
light green1
pkg/25
42.50
Qty:
815-342
 
white0.3
pkg/25
43.75
Qty:
815-344
 
white0.05
pkg/25
57.50
Qty:

3M™ Silicon Carbide Lapping Discs, Plain Back, 8" (203mm), NH
Prod #ColorMicronsUnitPriceOrder / Quote
815-356
 
green30
pkg/25
$42.50
Qty:
815-358
 
gray15
pkg/25
42.50
Qty:
815-360
 
gray9
pkg/25
42.50
Qty:
815-362
 
light gray5
pkg/25
42.50
Qty:

3M™ Silicon Carbide Lapping Discs, PSA Back, 8" (203mm), NH
Prod #ColorMicronsUnitPriceOrder / Quote
815-372
 
green30
pkg/25
$42.50
Qty:
815-374
 
gray15
pkg/25
42.50
Qty:
815-376
 
gray9
pkg/25
42.50
Qty:
815-378
 
light gray5
pkg/25
42.50
Qty:




3M™ Trizact™ Film, Aluminum Oxide

polishing disc
magnified surface

lapping discs

get your job done faster with a superior finish using 3M™ Trizact™ Film

Ideal for damp finishing solid surfaces, glass defect repair and acrylic solid surface finishing. 3M™ Trizact™ consists of aluminum oxide particles having tiny precisely shaped pyramids reproduced on a polyester film backing. Also: metals, plastics, composites, ceramography, metallography. The pyramids wear away evenly and continually expose new abrasives. Fewer processing steps can be taken, a higher gloss level achieved and effective surface leveling takes place. Little wear is required and there is easy “touchup”. Waterproof backing.


3M™ Trizact Film, Aluminum Oxide Discs, PSA Back, 8" (203mm)

Prod #DescriptionUnitPriceOrder / Quote
816-206
Trizact™ Film, PSA, 35 micron, Aluminum Oxide Disc, 8"
pkg/5
$31.90
Qty:
816-204
Trizact™ Film, PSA, 20 micron, Aluminum Oxide Disc, 8"
pkg/5
31.90
Qty:
816-202
Trizact™ Film, PSA, 10 micron, Aluminum Oxide Disc, 8"
pkg/5
31.90
Qty:
816-200
Trizact™ Film, PSA, 5 micron, Aluminum Oxide Disc, 8"
pkg/5
31.90
Qty:




double sided adhesive discs

Double Sided Adhesive Discs

With the double sided adhesive discs any plain back grinding, lapping and polishing disc can be turned into a  PSA type disc. The double sided adhesive layer ensures flat mounting and prevents "slipping" of the discs, thus providing better finishing results.

Removal of the adhesive of PSA backing is made easy with the 3M™ Adhesive Remover; #80924

Prod #DescriptionUnitPriceOrder / Quote
817-190
8" Double sided adhesive discs
pkg/10
$45.15
Qty:
817-192
10" Double sided adhesive discs
pkg/10
75.00
Qty:




3m adhesive remover

3M™ Adhesive Remover

Powerful replacement for mineral spirits, solvents and other unfriendly cleaners. Ideally suited for removing used grinding/lapping/polishing discs with PSA backing from their support discs. New food-grade citrus based 3M™ adhesive remover is also very effective in removing overspray of any aerosol adhesives, grease, oil, grime, tape residue, tar, wax, etc. A solvent-free formulation that provides wipe-away convenience with no filmy residue.

Active ingredient is listed as GRAS (Generally Regarded As Safe) for food contact applications under FDA21 CFR 182.20.

Flammable propellent.

MSDS (PDF 27kb)

Prod #DescriptionUnitPriceOrder / Quote
80924
3M™ Adhesive Remover, 6.25 oz. cans
case/6
$48.50
Qty:
There are Hazard Shipping Fees associated with this product. Hazard Shipping Fees
80924-1
3M™ Adhesive Remover, 18.5 oz. can
each
25.20
Qty:
There are Hazard Shipping Fees associated with this product. Hazard Shipping Fees
80924-10
3M™ Adhesive Remover, 18.5 oz. cans
case/6
151.20
Qty:
There are Hazard Shipping Fees associated with this product. Hazard Shipping Fees