Product Introduction
3M™ Microfinishing Film Sheet 372L delivers precise, uniform, close-tolerance finishes for metals, plastics, and automotive components. Micron-graded aluminum oxide mineral ensures consistent removal, and high-friction polyester backing prevents slipping. The sheet can be cut or shaped for hand or back-up pad use.
3M™ Microfinishing Film Sheet 372L Features
- Micron-graded aluminum oxide for precision finishing
- High-friction polyester backing prevents slipping
- Durable resin bond ensures consistent stock removal
- Sheet may be cut or shaped for custom applications
- Suitable for metal, plastic, paint, and automotive powertrain components
3M™ Microfinishing Film Sheet 372L Applications
- Metalworking and automotive powertrain component finishing
- Spot repair on painted surfaces
- Hand sanding and precise microfinishing operations
- Applications requiring consistent, close-tolerance surface finish
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
| Property | Value |
|---|---|
| Abrasive Material | Aluminum Oxide |
| Application | Polishing, Finishing |
| Backing Material | Polyester Film |
| Backing Thickness (Imperial) | 5 mil |
| Bond Type | Resin |
| Brands | 3M |
| Equipment – Machines | Centerless Grinders, Manual Backstand, Superfinishing Machines, Microfinishing Machines, Cylindrical Grinders, Wide Belt Sanders |
| Industries | Composite, General Industrial, Aerospace, Primary Metal, Transportation & Heavy Equipment, Precision Grinding & Finishing, AOEM |
| Micron Grade | 9 μm, 15 μm, 20 μm, 30 μm, 40 μm, 80 μm, 100 μm |
| Product Color | Red, Orange, Green, Light Blue, Purple, Blue, Black |
| Product Form | Sheet |
| Sub Applications | Plate Polishing, Superfinishing, Powertrain Microfinishing |
