3Ms “Best” for Sanding Wood by Hand
“Best” among our abrasive sheets for sanding woods of all types, the 3M Paper Sheet 435U features a silicon carbide mineral in three grades. Silicon carbide is a synthetic mineral that is very sharp and commonly used for final finishing in white wood sanding.
Silicon carbide abrasive sheets create a smoother finish than aluminum oxide abrasive products on wood as well as composite and advanced material substrates. Its resin bond construction provides superior grain retention while the open coat construction, along with the load resistant coating, combine to provide excellent anti-loading characteristics. Abrasive mineral stays clean and cutting, extending abrasive life.
Durable and Useful
Its 100, 120 and 150-grade mineral is resin-bonded to a durable C-weight paper backing. It resists tearing and stands up to rigorous applications. Standard 9 x 11-inch sheets are easily resized for a multitude of tasks. Whether youre working with hardwoods, softwoods, or with composites or advanced materials, this sheet performs.
Recommended Applications
The 3M Paper Sheet 435U is ideal for whitewood hand sanding, in particular. Use it with our 3M Sanding Block (sold separately).

3M 08302, Ultrapro Autobody Sealant, Clear, 5 oz Tube, 7000120449, 6 per case
3M 19674, Scotch-Seal Industrial Sealant 800, Reddish Brown, 5 oz Tube, 7000000792, 36/Case
3M 05206, Marine Adhesive Sealant 5200, White, 1 oz Tube, 7010325697, 12/Case
3M 16067, PPS Mix Ratio Insert - Generic, 3 oz, 7000119840, 10 Inserts Per Pack
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ACS Diamond Cloth Belt, CX1250 1/4" X 24" 75U
3M 08027, Marine Grade Silicone Sealant, White, 304 mL Cartridge, 7000120476, 12/Case
3M 66165, Wind Protection Tape Edge Sealer W2600, 50 ml (1.7 fluid ounce), 7100008766, 12/Case
ACS CX1250 Diamond Belt, 1/2" X 24" 175u
3M 97957, Hi-Strength Spray Adhesive 90 CA, Low VOC <25%, Clear, 24 fl oz Can (Net Wt 19.0 oz), 7000121418, 12/Case
3M 27620, Scotch Super 77 Spray Adhesive 7724, 13.57 oz, 7100194459
3M 05205, Marine Adhesive Sealant 5200, Black, 3 oz Tube, 7000118402, 6/Case
3M 97977, Hi-Strength Spray Adhesive 94 ET, Low VOC <20%, Clear, 24 fl oz Can (Net Wt 19.8 oz), 7000121417, 12/Case
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3M 87147, PSA Cloth Disc 777F, 5 x NH, 36 YF-weightt, 7010308524
3M 25125, Scotch-Weld Threadlocker TL71, Red, 1 mL Pipette, 7010330204, 100/case
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3M 66261, Wind Protection Tape Edge Sealer W2600, 50 ml (1.7 fluid ounce), 7000049496, 12/Case
3M 97956, Super 77 CA Multipurpose Spray Adhesive, Low VOC <25%, Clear, 24 fl oz Can, 7100014109, 12/Case
3M 25496, Scotch-Weld Epoxy Adhesive 2214 Non-Metallic Filled, Cream, 6 fl oz Cartridge, 7000121273, 4/case
3M 16066, PPS Mix Ratio Inserts, Mini (6 fl oz), 7000120511
3M 35790, 675L, 1" X 120", 74u, Diamond Microfinishing Film Belts, 7010509196
3M 75950, 663FC, 2" X 120", 20u, Diamond Trizact Belt 7100210740
Insize ISH-SPHA-DL, IMPACT DEVICE DL, 6928640325199
3M 30697, Cloth Belt 577F, 120 YF-weight, 2 in x 72 in, Film-lok, Single-flex, 7010300158, 50 per case 
