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4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20

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Unbranded · SKU: HY7037

4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20

This 4-inch coarse grit sanding disc is engineered for high-speed stock removal on tough materials like metal and hardwoods. The ceramic alumina abrasive provides exceptional durability and cut rate, significantly outlasting conventional aluminum oxide discs. Its 36-grit coarse grade efficiently strips paint, rust, and weld seams, while the reinforced fiber backing offers the tear resistance required for demanding applications. The standard hole attachment ensures compatibility with common rotary sanders.

2-3 weeks
$99.99($5.00/each)

Volume Pricing - Buy More, Save More

QuantityDiscountUnit Price
1 - 9-$99.99 / each
10 - 49-5%$94.99 / each
50+-10%$89.99 / each
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Technical Specifications

Abrasive Grade36
Abrasive GritCoarse
Backing Material TypeFibre
Abrasive MaterialCeramic Alumina
Disc Diameter4 in
Attachment TypeHole
Grit36

Product Description

4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20

Overview

Engineered for maximum productivity in demanding material removal tasks, this 4-inch sanding disc delivers aggressive cutting power and superior longevity. It utilizes a premium ceramic alumina abrasive grain that fractures to maintain a sharp cutting edge, significantly outperforming standard aluminum oxide discs. The reinforced fiber backing provides exceptional durability against tearing, even under high-pressure applications. This disc is the professional's choice for rapidly leveling surfaces and removing substantial material from tough substrates.

Key Features

Premium ceramic alumina abrasive for extended service life and faster cut rates. Coarse 36-grit formulation designed for aggressive stock removal. Reinforced fiber backing resists tearing and delamination during heavy use. Standard hole pattern ensures secure attachment and compatibility with most 4-inch rotary sanders. Optimized for high-speed operation on stationary and handheld power tools.

Specifications

Abrasive Material: Ceramic Alumina Abrasive Grade: 36 Grit Classification: Coarse Disc Diameter: 4 inches Backing Material Type: Fiber Attachment Type: Hole Package Quantity: 20 discs

Applications

Primary use for rapid stripping of paint, rust, and scale from metal surfaces. Ideal for leveling weld seams, burrs, and imperfections on steel and alloys. Effective for shaping and initial smoothing of hardwoods and dense composites. Suitable for heavy-duty surface preparation prior to refinishing or coating. Commonly used in metal fabrication, automotive repair, welding shops, and woodworking.

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Frequently Asked Questions

What are the key specifications of 4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20?
Key specifications for 4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20: Abrasive Grade: 36, Abrasive Grit: Coarse, Backing Material Type: Fibre. See the full specification table on this page for complete details. If you need help confirming whether this product fits your application, use our AI Sourcing Assistant or submit an RFQ with your requirements.
What is the minimum order quantity and bulk pricing for 4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20?
The minimum order quantity is 1 unit(s). Unit price starts at $99.99. Volume discounts are available — see the tiered pricing table on this page for exact breakpoints. For quantities beyond what is listed, or for custom pricing on recurring orders, submit an RFQ and our team will respond within 24 hours.
What is the lead time and availability for 4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20?
This product is currently in stock and ships within 1-2 business days. Estimated lead time: 2-3 weeks. For bulk orders, lead times may vary based on quantity — request a quote for a confirmed delivery date. We can also arrange scheduled recurring shipments to prevent stockouts.
How do I get a custom quote for 4-Inch Coarse 36 Grit Ceramic Alumina Fiber Sanding Discs, Pkg Qty 20?
Click the "Request a Quote" button on this page or visit our RFQ form. Include your required quantity, delivery location, and any special requirements (specific certifications, custom packaging, recurring delivery schedule). Our sourcing team typically responds within 24 hours with pricing, confirmed lead time, and shipping options.