3M™ Wetordry™ Paper Roll 431Q, 240 C-weight, 6 in x 50 yd, No Flex, 4 ea/Case

3M™ Wetordry™ Paper Roll 431Q is a silicon carbide Wetordry™ roll constructed on a C-weight, paper backing. It can be run wet or dry for hand or machine sanding a wide range of substrates.
Special Price $330.18 Regular Price $388.45
UPC 00051144157655
3M ID 7100126837
Packaging Roll
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Still a Favorite

Still a favorite among customers for its reduced clogging, long life and great finish, 3M™ Wetordry™ Paper Roll 431Q is a good general use abrasive effective on substrates from paint, primer and gel coat to metal and wood.

This abrasive product comes in rolls 50 linear yards in length by 6 inches wide in 10 grades from 60 to 600 grit as well as make-to-order forms. Customers choose this popular abrasive in roll form because it's easy to cut to custom sizes on the spot.

Sharp Mineral for a Smooth Finish

3M designed this roll with silicon carbide. Silicon carbide is second only to diamond in hardness. This mineral's grain is sharp and narrow and easily fractures. The benefit of this "friability" is that fresh, sharp edges are continuously exposed to the work surface. They cut extra fast and produce a smooth, professional-looking finish. Silicon carbide abrasives are commonly used for low-pressure applications such as paint prep and finishing on wood and metal. While the mineral has a shorter life than aluminum oxide, it produces a superior finish.

3M Proprietary Waterproof Backing

Used dry or with water, 3M™ Wetordry™ Paper Roll 431Q abrasive enables you to rinse areas of the workpiece and the abrasive during use. This prevents dust and debris from clogging the face of the abrasive and reduces air-borne dust, while cooling and lubricating the workpiece and producing a faster cut. It has the additional advantage of extending abrasive life.

3M™ Wetordry™ Paper Roll 431Q is backed with a 3M-patented durable waterproof paper backing. Lighter weight than cloth and smooth rather than textured, a paper backing works better for lighter applications like finishing and paint prep. At the same time, many of these applications produce a significant amount of dust, clogging the abrasive points and creating an inferior work environment. These effects can be minimized by sanding with water to rinse dust away.

PSA Attachment System Is an Option

This abrasive roll comes with a pressure sensitive adhesive (PSA) or regular backing. The PSA backing provides an attachment suitable for high heat and more severe sanding applications.

Recommended Applications

This versatile abrasive roll is ideal for use on surfaces that tend to generate a lot of dust, such as paint and primer, and can also be used dry for finishing metal and gel coats. In the marine industry, 431Q abrasive media is used for sanding old finishes, fine feather edging, and surface work.

Engineered to Improve the Process from Beginning to End

3M™ Wetordry™ Paper Roll 431Q is engineered to improve the sanding process from beginning to end. This abrasive makes the sanding processes easier. It's made to cut fast and endure wet sanding so jobs that generate dust don't fatigue it. It's made to deliver a great finish. it's another way that 3M helps you get the most from your operations.


  • Versatile abrasive media can be used wet or dry on a wide range of substrates
  • Paper sheet is easily sized according to the task
  • Fast-cutting silicon carbide mineral produces a smoother finish
  • Waterproof backing supports wet applications for decreased loading and a faster cut
  • Use wet to reduce clogging and extend abrasive life
More Information
3M ID 7100126837
Keywords paper roll, wet or dry, WetorDry, 431Q
Global Product Hierarchy Abrasives > Abrasive Sheets & Rolls > Sandpaper Sheets & Rolls
Abrasive Material Silicon Carbide
Application Deburring, Finishing, Surface Preparation
Backing Material Paper
Backing Weight C Weight
Grit 240
Product Number 431Q
Product Type simple
Quantity 0
Trademark 1 3M™
Trademark 2 Wetordry™
Country of Origin United States
SAP Shelf Life In Days 3650
Base - Billing Unit ROL
Base - Metric Gross Weight 2.531 KG
Base - Metric Height Dimension 17.78 CM
Base - Metric Length Dimension 34.29 CM
Base - Metric Width Dimension 31.75 CM
Base - Item Quantity 1
Base - Unit ROL
Consumer - Billing Unit ROL
Consumer - Customary Gross Weight 5.579899855899251 lbs
Consumer - Customary Net Weight 5.302117405546306 lbs
Consumer - Customary Height Dimension 7.0 in
Consumer - Customary Length Dimension 13.5 in
Consumer - Customary Width Dimension 12.5 in
Consumer - Metric Cubic Dimension 0.684 FT3
Consumer - Metric Net Weight 2.405 KG
Consumer - Metric Height Dimension 17.78 CM
Consumer - Metric Length Dimension 34.29 CM
Consumer - Metric Width Dimension 31.75 CM
Consumer - Item Quantity 1
Consumer - Total Unit Quantity 1
Consumer - Previous Packaging Level Quantity 1
Consumer - Item Unit EACH
Consumer - Unit ROL
Shipper - Billing Unit ROL
Shipper - Customary Cubic Dimension 1603.6429710654697 ci
Shipper - Customary Gross Weight 22.850031626413823 lbs
Shipper - Customary Net Weight 21.207587773136485 lbs
Shipper - Customary Height Dimension 8.3 in
Shipper - Customary Length Dimension 13.9 in
Shipper - Customary Width Dimension 13.9 in
Shipper - Metric Cubic Dimension 26279.0 CCM
Shipper - Metric Weight 10364.6 G
Shipper - Metric Net Weight 9619.6 G
Shipper - Metric Height Dimension 21.082 CM
Shipper - Metric Length Dimension 35.306 CM
Shipper - Metric Width Dimension 35.306 CM
Shipper - Item Quantity 4
Shipper - Total Unit Quantity 4
Shipper - Previous Packaging Level Quantity 4
Shipper - Previous Packaging Level Unit BAG
Shipper - Item Unit EACH
Shipper - Unit CS
Pallet - Billing Unit ROL
Pallet - Customary Cubic Dimension 93732.47092950878 ci
Pallet - Customary Gross Weight 1058.9992948955469 lbs
Pallet - Customary Net Weight 954.3414497911417 lbs
Pallet - Customary Height Dimension 46.5 in
Pallet - Customary Length Dimension 48.0 in
Pallet - Customary Width Dimension 42.0 in
Pallet - Metric Cubic Dimension 1.536 M3
Pallet - Metric Net Weight 432.882 KG
Pallet - Metric Height Dimension 118.11 CM
Pallet - Metric Length Dimension 121.92 CM
Pallet - Metric Width Dimension 106.68 CM
Pallet - Item Quantity 180
Pallet - Total Unit Quantity 180
Pallet - Previous Packaging Level Quantity 45
Pallet - Previous Packaging Level Unit BOX
Pallet - Item Unit EACH
Pallet - Unit PAL
Pallet - Pallet Layer Quantity 5
Pallet - Shipping Container Per Layer Quantity 9
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