Floor Sanding Discs Velcro Zirconia – 178mm Zirconia Velcro Sanding Discs 178mm are heavy-duty professional abrasives designed for high-efficiency wood floor sanding. Built with premium zirconia alumina grain and a strong polyester backing, these discs deliver aggressive cutting power, long life and consistent performance across a wide range of wood types. The Velcro (hook & loop) system ensures quick disc changes and secure attachment during sanding, making them ideal for both coarse and intermediate sanding stages. Key Features Durable zirconia alumina abrasive grain for excellent cutting efficiency Strong polyester backing – tear-resistant and long-lasting Velcro (Grip) attachment for quick and easy changes Uniform sanding pattern and reduced clogging Ideal for aggressive stock removal and levelling Suitable for both softwood and hardwood flooring Recommended Uses Professional wood floor sanding and renovation Perfect for parquet, engineered and solid hardwood floors Compatible with 178 mm edge sanders and rotary sanding machines Available Grits 24, 36, 40, 60, 80, 100, 120 Technical Data BrandStarckeProductZirconia Floor Sanding DiscsDiameter178 mmGrit range24–120Abrasive typeZirconia aluminaBackingPolyester (Grip/Velcro)StructureOpen coat, anti-cloggingPieces per unit25UseProfessional floor sanding and finishingCompatibilityAll standard 178 mm edge and rotary sandersSKUUFSSTARCKEZIRCONIA178 FAQs What’s the main advantage of zirconia discs?Zirconia abrasives cut faster, stay sharp longer and resist heat build-up, making them perfect for demanding floor sanding jobs. Are they compatible with all 178 mm edge sanders?Yes – they fit all standard Velcro (hook & loop) edge sanding machines. Which grit should I use for first sanding?Start with grit 36 or 40 for heavy stock removal, then progress to finer grits for a smooth surface. Do they clog easily?No – the open coat structure and anti-static design reduce clogging even on resinous wood species.
