15" Silicon Carbide Floor Sanding Discs — Rotary Floor Sanders

USA1 Abrasives 15" Silicon Carbide Floor Sanding Discs are the industry standard for rotary floor sanders used in professional hardwood floor refinishing. Silicon carbide abrasive cuts through old finishes efficiently, while the combination cloth-paper backing on coarse grits and heavy-weight paper on finer grits provides the right balance of durability and flexibility. 2" center hole. Sold in packs of 20 discs.

Technical Specifications

• Abrasive Material: Silicon carbide
• Backing: Combination cloth-paper (grits 12–24) / Heavy-weight paper (grits 36–120)
• Diameter: 15"
• Center Hole: 2"
• Package Size: 20 discs per pack
• Available Grits: 12, 16, 20, 24, 36, 40, 50, 60, 80, 100, 120
• Application: Dry floor sanding

Key Features & Benefits

• Industry Standard Abrasive: Silicon carbide is the professional's choice for rotary floor sanding
• Ultra-Coarse Options: Available down to 12 grit for severely damaged floors
• Dual Backing System: Cloth-paper on coarse grits for durability; heavy paper on finer grits
• Full Grit Range: 12–120 grit covers every stage of floor refinishing
• Pack of 20: Economical supply for professional contractors

Floor Sanding Grit Progression

• 12-20 Grit: Severely damaged floors, heavy finish removal
• 24-36 Grit: Initial cut on standard refinishing jobs
• 40-60 Grit: General stripping and leveling
• 80-100 Grit: Intermediate smoothing
• 120 Grit: Final sanding before stain or finish

Industry Standard Silicon Carbide. Full Grit Range. 20 Discs Per Pack.