3M 7000139649 | 984F x 36+ Grit x 60.000" OAL Precision Shaped Ceramic Cloth Belt

Description

The 3M 7000139649 Cubitron II 984F ceramic belt is a specialist abrasive made for precision polishing and finishing of titanium and other high-value alloys. Sized at 1.0" wide by 60.0" overall length (25.4 mm x 1524.0 mm), this compact belt fits backstands, benchtop grinders, and robotic applications with ease. Made with Precision Shaped Ceramic grains, the 3M 984F delivers a consistent cut and a long service life compared to conventional 36 grit sanding disc solutions. A YF-weight polyester cloth backing provides dimensional stability and resistance to tearing during repetitive polishing and finishing operations. Closed-coat construction concentrates abrasive coverage for reliable material removal while maintaining predictable surface quality in polishing tasks. The Film-Lok splice yields a low-profile, dependable joint suitable for high-speed backstand and centerless grinder applications in production environments. This belt is formulated for wet or dry use, enabling versatile implementation on roll grinders, flat finishers, and rapid grinders without compromising performance. Maroon in color and single-flex in form, the 3M Cubitron 984F II ceramic belt performs like a premium 36 grit grinding disc with improved life and finish consistency. Ideal applications include final blend, satin finishes, edge dressing and precision deburring where titanium substrate sensitivity demands controlled heat and cut. Specify 3M 7000139649 when you require a narrow, high-performance 3M cubitron 36 grit belt for demanding polishing and finishing workflows.

Product Features and Benefits

Precision Shaped Ceramic Grain

Precision-shaped ceramic abrasive on the 3M 7000139649 maintains sharp cutting points for extended life and superior finish versus a typical 36 grit sanding disc.

Compact 1.0" x 60.0" Size

The narrow 1" width and 60" OAL make this 3M Cubitron 984F II ceramic belt ideal for backstands, benchtop machines and tight-access finishing tasks.

YF-Weight Polyester Cloth Backing

YF-weight backing provides tear resistance and dimensional stability during repeated passes, preserving consistent results with the 3M cubitron 36 grit formulation.

Wet or Dry Versatility

Rated for wet or dry operation, the 3M 7000139649 supports coolant-assisted polishing as well as dry finishing using a 36 grit grinding disc workflow.

Film-Lok Splice for Reliable Joints

The Film-Lok splice offers a low-profile, robust joint that reduces downtime and improves reliability in continuous polishing and finishing lines.

Frequently Asked Questions

What materials is the 3M 7000139649 best suited for?

The 3M 7000139649 is optimized for titanium polishing and finishing but also performs well on stainless and high-temperature alloys requiring a 3M cubitron 36 grit finish.

Which equipment works best with this narrow 3M Cubitron 984F II ceramic belt?

This 1" x 60" belt is designed for backstands, benchtop grinders, roll grinders, flat finishers, centerless grinders and robotic finishing systems.

How does closed-coat construction affect performance?

Closed-coat construction on the 3M 7000139649 increases abrasive coverage for predictable material removal and finish control compared to open-coat alternatives.

Can I use this belt wet with coolant on titanium?

Yes, the 3M 7000139649 is suitable for wet or dry use, allowing coolant-assisted polishing to reduce heat and improve surface finish on titanium.

What is 36 grit sandpaper used for?

The 36 grit sandpaper is used for heavy material removal, aggressive deburring and rapid stock removal, applications where the 3M 7000139649 Cubitron II 36+ grit belt excels in finish prep.