Product Introduction
The 3M™ Diamond Lapping Film Roll 669X provides high-precision lapping and polishing for hard metals and materials. Featuring diamond abrasive grains on a polyester film backing, it achieves exceptional surface smoothness and repeatability during wet grinding processes.
3M™ Diamond Lapping Film Roll 669X Features
- Diamond abrasive grains for superior hardness and precision cutting.
- 3-mil polyester backing provides flexibility and stability.
- Resin-bonded slurry coating ensures consistent abrasive performance.
- Delivers fine and reproducible surface finishes.
- Designed for use in wet lapping and polishing operations.
3M™ Diamond Lapping Film Roll 669X Applications
- Lapping and polishing of hard metals and alloys.
- Processing ceramics, coatings, and glass.
- Finishing precision molds and cutting tools.
- Surface finishing of hard, wear-resistant materials.
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 | Diamond |
| Application | Metalworking, Polishing, Superfinishing, AOEM Finish Prep/Repair, Aerospace, Automotive, Flat Lapping, Hand Sanding, Electronics, Fiber Optic Connector Polishing, Surface Finishing |
| Backing Material | Polyester Film |
| Backing Thickness (Imperial) | 3 mil |
| Bond Type | Resin |
| Brands | 3M |
| Coat Type | Closed Coat |
| Equipment - Machines | Microfinishing Machines, Superfinishing Machines, Lapping Machines, Flat Finishers |
| Industries | Precision Grinding & Finishing, AOEM, Metalworking, Aerospace, Paint Preparation |
| Micron Grade | 1 μm, 2 μm, 3 μm, 5 μm, 9 μm, 15 μm, 30 μm, 45 μm, 60 μm |
| Product Color | Light Gray, Light Green, Pink, Yellow, Light Blue, Purple, Dark Green, Gray |
| Product Form | Roll |
| Sub Applications | Superfinishing, AOEM Finish Prep/Repair, Coating Finish Prep/Repair, Defect Removal, Optics, Finishing, Flat Finishing, Flat Lapping |
| Sub Industries | Aerospace, Automotive, Metal Fabrication, Plating & Polishing |
| Vacuum Support | No |
| Wet or Dry | Wet |
