Industrial 4.5" Zirconia Flap Disc for Stainless Steel & Metal – OEM

Aggressive Self-Sharpening Performance for Heavy-Duty Metal Fabrication

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Specifications

Product Name	OEM 4.5" Zirconia Flap Disc for Stainless Steel (115mm)
Tool Type	Flap Disc (Premium Coated Abrasive)
Dimensions	115mm (4.5 inch) Dia. x 22.23mm (7/8") Arbor
Abrasive Material	Premium Zirconia Alumina (Blue, Self-Sharpening Grain)
Backing Pad	High-Strength Fiberglass Mesh (T27 Flat or T29 Conical options)
Target Application	Heavy Stock Removal, Weld Blending on Stainless Steel (INOX) and Hard Alloys
Brand Name	Xiaoman Tools
Manufacturer	Shanghai Daoge Xiaoman Tools Co., Ltd.
Customized Support	100% OEM/ODM (Custom Grit P40-P120, Brand Labels, Shrink Wrap, Master Cartons)

Why buyers pick this one

Zirconia Alumina Abrasive: The self-sharpening characteristic means this disc cuts faster, runs cooler, and lasts up to 3 times longer than conventional brown corundum flap discs, drastically reducing tooling costs for high-volume factories.
Optimized for Stainless Steel (INOX): Zirconia's superior heat resistance prevents the workpiece from bluing or warping, making it the absolute best choice for grinding and finishing temperature-sensitive stainless steel.
Aggressive Stock Removal: Designed to bite into hard metals under high pressure. Perfect for rapidly taking down heavy weld seams and deep gouges in a single step before final finishing.
Reinforced Fiberglass Backing: The lightweight yet incredibly strong fiberglass pad absorbs grinding vibration, enhancing operator comfort while maintaining structural integrity at high RPMs.
True Manufacturer Direct: Eliminate the middleman. We provide fully customized abrasive solutions, including your choice of grit sizes (P40 for aggressive grinding to P120 for finishing), bespoke center labels, and shrink-wrapped bulk packaging.

Overview

When professional welders and steel fabricators encounter tough stainless steel or require rapid stock removal, standard aluminum oxide simply isn't enough. The 4.5-inch (115mm) Zirconia Flap Discs from Shanghai Daoge Xiaoman Tools Co., Ltd. are engineered for maximum aggression and unparalleled longevity. Utilizing premium Zirconia Alumina abrasive grains (instantly recognizable by their signature blue color), these discs feature a unique self-sharpening micro-crystalline structure. As the disc grinds under heavy pressure, the grains fracture to continuously expose fresh, razor-sharp cutting edges. This allows for effortless weld blending, severe rust removal, and edge chamfering on hard alloys and INOX without excessive heat buildup. Built on a rigid fiberglass backing, these high-performance discs are available for direct B2B wholesale with complete OEM label customization.