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Abrasive Tools · Application-Based Selection
Zirconia alumina flap discs engineered for efficient stock removal, weld blending, deburring and surface preparation on compatible carbon steel, stainless steel and selected alloys.
Zirconia Alumina AbrasiveType 27 & Type 29Multiple Grit OptionsWholesale & OEM Supply
GrindingStock Removal
BlendingWeld Transitions
DeburringEdge Preparation
OEMPacking Options
Blue zirconia flap discs combine durable zirconia alumina abrasive grains with overlapping coated-abrasive flaps. As the flaps wear during correct use, fresh abrasive is progressively exposed, supporting consistent cutting action and controlled surface blending.
This construction allows grinding and finishing to be combined in one operation, helping fabricators reduce tool changes when the disc specification, grinder and working method are correctly matched.
Specification note: Available dimensions, grit, bore or mounting, backing, flap density and packaging vary by model. Confirm all ordered specifications in the quotation and verify safety-critical information on the product and packaging before use.
Overlapping zirconia alumina abrasive flaps progressively expose fresh cutting edges during correct use.
Disc diameter, bore, grit, backing and flat or conical profile must be confirmed for the grinder and application.
01
Remove excess metal and prepare compatible fabricated parts while maintaining more surface control than a conventional grinding wheel may provide.
02
Blend weld beads and transitions where material removal and a controlled finish are required in the same process.
03
Remove burrs and refine cut, punched or machined edges before assembly, coating or inspection.
04
Prepare suitable metal surfaces before repair, repainting or refinishing, subject to the workpiece and contamination requirements.
05
Create a controlled surface before painting, coating, inspection or a subsequent finishing step.
06
A practical abrasive option for workshops, metal fabrication, repair operations and industrial maintenance.
Item | Selection Guidance | Information to Provide |
|---|---|---|
Disc diameter | Match the approved grinder, guard and access area. | Required diameter in mm or inches. |
Bore / mounting | Confirm spindle, flange and accessory compatibility. | Bore size or mounting type. |
Grit | Coarser for removal; finer for blending and smoother finishes. | Requested grit or target finish. |
Disc profile | Type 27 is flat; Type 29 is conical. | Preferred profile and working angle. |
Backing | Construction options depend on application and model. | Required backing, if specified. |
Packaging | Inner packing, labels and export cartons are order-specific. | Quantity, branding and destination. |
Identify the workpiece: Record the metal grade, surface condition and any contamination restrictions.
Define the operation: Separate heavy stock removal, weld blending, deburring and finishing requirements.
Choose the grit: Balance the required removal rate with the target scratch pattern and finish.
Select the profile: Choose a flat or conical disc according to contact angle, access and workpiece geometry.
Verify the tool: Confirm diameter, mounting, guard, accessories and the marked maximum operating speed.
Test before production: Validate the proposed disc on the actual workpiece when finish, contamination or productivity is critical.
Typically selected for faster stock removal, weld cleanup and heavy surface preparation. It leaves a more pronounced scratch pattern.
A balanced option for general grinding, deburring and blending where both removal rate and finish matter.
Typically selected for lighter blending and a smoother surface before coating or another finishing step.
For a specified scratch pattern or coating-preparation standard, test the proposed grit on the actual workpiece before placing a production order.
Flat Profile
Commonly selected for lower working angles, broader contact and surface blending on relatively flat areas.
Conical Profile
Often selected when a more concentrated contact area supports material removal or access to angled geometry.
Always confirm grinder compatibility, mounting, guard, operating angle and marked speed limits for the selected disc.
✓ Disc diameter and bore
✓ Requested grit or target finish
✓ Type 27 or Type 29 profile
✓ Backing requirement, if specified
✓ Workpiece material and grade
✓ Main grinding operation
✓ Grinder and speed information
✓ Quantity, packaging and destination
Inspect the disc, backing and packaging before use. Do not use a damaged, wet or incorrectly specified disc.
Match disc diameter, bore or mounting and the marked maximum operating speed to the approved grinder and accessories.
Use the correct guard, flange and personal protective equipment.
Follow the grinder manufacturer’s instructions, abrasive-product instructions and workplace safety rules.
Store discs in their original packaging in a clean, dry area away from moisture, impact and extreme temperature changes.
Please provide the disc diameter, bore or mounting, grit, profile, workpiece, operation, quantity, packaging requirements and destination.
Coarser grits generally support faster removal, while finer grits support blending and a smoother finish. Confirm the choice against the actual workpiece and target surface.
They are commonly considered for compatible stainless-steel grinding and weld blending. Confirm suitability for the stainless grade and use dedicated tools and abrasives where cross-contamination control is required.
Type 27 has a flat profile for lower working angles and broader contact. Type 29 has a conical profile that can provide more concentrated contact for material removal or angled access.
Keep them in their original packaging in a clean, dry area away from moisture, impact and extreme temperature changes.
OEM · Wholesale · Specification Support
Send your grinder, workpiece, operation, disc size, bore, grit, profile, quantity and destination. Linyi Yuping will confirm available options, packaging and commercial terms.
