3M™ Microfinishing PSA Film Disc Roll 366L, 40 Mic 3MIL, Type D, 8 in x NH, Die 800L, 125 Discs/Roll, 4 Rolls/Case

$277.97 / Roll

SKU	7100321532
Legacy SKU	60440613903
UPC	00068060666161
Product Number	366L

3M Microfinishing PSA Film Disc Roll 366L include multiple sanding discs packaged in a roll for convenience and use in high-production environments. These discs are rated Best in the 3M Microfinishing line of film backed discs.

Precision, micron-graded aluminum oxide abrasive offers a fast cut, long life, and uniform finish on many substrates
Durable polyester film backing provides flexibility for consistent finishing on contoured surfaces
Pressure sensitive adhesive backing allows quick attachment and clean removal for multi-step finishing processes
Open coat construction provides aggressive cut and reduced loading
Load-resistant coating prevents dust and debris from clogging the disc
Adhesive backing for easy attachment

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High-Quality Surface Finishes

Reduces Abrasive Costs

Long Lasting Performance

Fantastic Price

Product Dimensions	Imperial	Metric
Weight	0.482 lbs
Width	9-1/2 in
Length	9-1/2 in
Height	9 in
Diameter	8 in	203.2 mm
Center Hole Diameter	0 NP	0.0 NP

Shipping Dimensions
Weight	3.099 lb
Length	12.08976 in
Width	12.00984 in
Height	13.50984 in

Maximum Speed	6,000 rpm

PRODUCT FAQ

### Q: What is the grit size of the Microfinishing PSA Film Disc Roll 366L?

The grit size of this disc roll is 40 Micron.
### Q: What type of attachment does it have, and what is the diameter and hole configuration?

This disc roll has a Pressure Sensitive Adhesive (PSA) backing, an 8-inch diameter, and a no-hole (NH) configuration.
### Q: How many discs are included in one roll?

A: There are 125 discs per roll.
### Q: How many rolls come in a case?

Each case contains four rolls of discs.
### Q: Can you tell me more about the Die number associated with this product?

The Die number for this specific product is 800L. It helps identify the specific manufacturing characteristics for quality assurance purposes.

For industrial/occupational use only. Not for consumer sale or use.

3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use. Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice. Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage. For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.

The 3M Microfinishing PSA Film Disc Roll 366L is a versatile and high-performance abrasive product designed for sanding and finishing applications. It features a premium, micron-graded aluminum oxide abrasive that is bonded to a durable polyester film backing. This combination allows for a fast cut-rate and uniform finish on a wide range of materials including wood, solid surface composites, plastic, fiberglass, and more. One of the key features of these discs is the anti-load coating and open coat surface. This design helps to increase efficiency and product life by minimizing loading, which can occur when dust and debris clog the cutting surface of the abrasive. The open coat construction also allows for better evacuation of sawdust and sanding debris, preventing clogging and ensuring a consistent cutting performance. The abrasive itself is resin-bonded, providing flexibility without sacrificing durability. This means that the discs can withstand high heat and pressure, making them suitable for demanding applications. The polyester film backing adds to the durability of the discs, offering greater tear-resistance compared to traditional paper products. This makes them ideal for use in high-production environments where longevity is important. The pressure sensitive adhesive (PSA) coating on the backside of the discs allows for easy attachment to a backup pad or hand pad. It securely holds the disc in place during use, ensuring a stable and reliable sanding experience. When it's time to remove the disc, it cleanly detaches from the backup pad, leaving behind an uncontaminated surface for the next sheet or disc. These discs are designed for use with orbital and random orbital sanders, providing versatility and compatibility with various power tools. They are available in a range of micron grades, allowing for multi-step sanding and finishing processes. Additionally, there is a dust-free option available, further enhancing the cleanliness and efficiency of the sanding operation. In summary, the 3M Microfinishing PSA Film Disc Roll 366L is a top-quality abrasive product that offers fast cut-rate, uniform finish, and long life. Its premium aluminum oxide abrasive, durable polyester film backing, and anti-load coating make it a reliable choice for a wide range of sanding and finishing applications.

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