Saran Exports Waterproof 600 Grits 9'' X 11'' Silicon Carbide Sandpaper  (600 Pack of 10)

Abrasive Paper Water Proof (Silicon Coated) can be used in both wall putty sanding and metal surface sanding. Designed for RFID and NFC applications to de-couple the NFC or RFID antenna from metal surfaces by directing the antenna flux fields away from the metal object or surface. Waterproof material allow for easy debris removal. Tough, screen cloth backing offers excellent durability in sanding applications. Silicon carbide mineral provides an aggressive cut and a consistent, finish. Resin bonding resists deterioration from heat, extending the life of the abrasive cloth. The premium quality product is the best option out there in the market. The premium quality product is made up of high-quality materials that provide reliability and performance. The product is designed for both wall putty sanding and metal surface sanding. The tough, screen cloth backing offers excellent durability in sanding applications. This is accomplished by directing the flux fields away from these metal surfaces, which means that you can use these sheets to protect both your embedded antennas and the metal surfaces on which they mount. The sheets work well with a variety of materials, but they're especially useful for use with plastics, as well as aluminum, steel and brass.