3M™ Diamond Microfinishing Film Roll 675L, 20 Mic 5MIL, Beige, 2 in x 50 ft x 3 in (50.8mmx15.25m), Keyed Core, ASO

Designed with a strong polyester film backing and sharp diamond mineral, the 3M™ Diamond Microfinishing Film Roll 675L delivers fine finishes on hard metals like thermal spray coating, ceramics, carbides, chilled iron and granite.
Special Price $685.17 Regular Price $806.08
UPC 00638060709429
3M ID 7010533587
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High-quality Materials for Micro-finishing

3M™ Diamond Microfinishing Film Roll 675L securely anchors micron-graded diamonds to a polyester film backing. Known for its strength and resilience, the polyester film backing keeps the abrasive from skidding or deflecting when run. This backing helps the superabrasive belt stay taut and tough so that it can withstand heavy-duty finishing. The belts are also color coded by grade to help you reduce the risk of selecting the wrong grade.

 

Waterproof Backing

Polyester film backings are also water resistant, so the abrasive may be run with a wet surface lubricant, which helps wash away unwanted swarf and debris and keeps the abrasive running cool. When used in roll form for a process like superfinishing, the 675L roll enables slow abrasive feed rates and requires fewer steps, because of its durability, which in turn can reduce costs.

 

Tips for Achieving Desired Roughness Average Many micro-finished products require a specific Ra, or roughness average. To obtain the desired Ra when applying thermal spray coatings, experts recommend following a unique sequence of steps tailored to the substrate. A Ra of 2.5 to 5 on Tungsten Carbide, for example, will likely require a film with grade 74u followed by films 45u, 30u and 20u. It is important for operators to consider these factors – Ra and substrate – when selecting the grade of film for this belt.

Overall, this micron-graded diamond abrasive delivers the desired finish without compromising the integrity of the substrate. Its strength and versatility make it a suitable abrasive for your finishing needs.


  • Micron-graded diamond mineral delivers close tolerance precision finishes for medium stock removal
  • Enables slow abrasive feed rates and fewer steps which reduces abrasive costs
  • Polyester film backing allows roll to be used dry or wet with surface lubricants
  • An exceptional roll for thermal spray finishing of contour / complex shapes
  • Color coded to reduce the risk of error and mixing up abrasive grades
More Information
3M ID 7010533587
Keywords 3M, Diamond Microfinishing Film, 675L, Microfinishing, thermal spray coating, ceramics finishing, carbide finishing, chilled iron finishing, granite finishing, polyester film backing, diamond mineral, fine finishes, precision finishes, medium stock removal, abrasive costs reduction, color coded abrasives, waterproof backing, superfinishing, water resistant abrasives, slow abrasive feed rates, roughness average Ra, Tungsten Carbide finish, micron-graded abrasive, metal finishing, abrasive durability, reducing risk of error, substrate considerations, metalworking, manufacturing, energy sector, oil & gas.
Global Product Hierarchy Abrasives > Abrasive Sheets & Rolls > Film Sheets & Rolls
Abrasive Material Diamond
Backing Material Polyester Film
Grit Non Pertinent
Product Number 675L
Product Type simple
Quantity 0
Trademark 1 3M™
Country of Origin United States
Sales Unit RO
SAP Shelf Life In Days 3650
Base - Billing Unit ROL
Base - Metric Gross Weight 0.219 KG
Base - Item Quantity 1
Base - Unit ROL
Unit of Use - Billing Unit ROL
Unit of Use - Customary Cubic Dimension 178.8435072933138 ci
Unit of Use - Customary Gross Weight 0.4828123541848819 lbs
Unit of Use - Customary Net Weight 0.4828123541848819 lbs
Unit of Use - Metric Cubic Dimension 2930.72 CCM
Unit of Use - Metric Net Weight 0.219 KG
Unit of Use - Item Quantity 1
Unit of Use - Unit ROL
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