Mercer Abrasives
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Mercer Industries 426020 Silicon Carbide Floor Sanding Disc, Cloth Back, 16 x 2 Hole, Grit 20X, 20-Pack
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Mercer Industries 426020 Silicon Carbide Floor Sanding Disc, Cloth Back, 16 x 2 Hole, Grit 20X, 20-Pack
An economical and efficient way to remove mastic and glue from concrete floors.
Mercer Industries 426020 Silicon Carbide Floor Sanding Disc, Cloth Back, 16" x 2" Hole, Grit 20X, 20-Pack
Item #: 32538432

Mercer Industries 426020 Silicon Carbide Floor Sanding Disc, Cloth Back, 16" x 2" Hole, Grit 20X, 20-Pack

90% of respondents would recommend this to a friend

Item #: 32538432

XCD 566

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An economical and efficient way to remove mastic and glue from concrete floors.
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What Stands Out

High Durability
Constructed with silicon carbide for exceptional strength, these discs offer long-lasting performance, effectively sanding surfaces while resisting wear for prolonged use in various applications.
Versatile Compatibility
Designed with a 2-inch hole and 17-inch diameter, these discs fit a variety of floor sanding machines, allowing users to tackle different jobs with ease and convenience.
Optimal Grit Selection
With an 80X grit rating, these discs provide the perfect balance for rapid material removal without damaging the surface, making them ideal for refinishing and preparation tasks.

Product Details

Shop for Mercer Industries 425100 Silicon Carbide Floor Sanding Disc at Ubuy Montserrat- Great offers on a wide range of sanding discs. Ideal for removing mastic and glue from concrete floors.
Compatible DevicesAngle Grinder, Bench Grinder, Die Grinder
Grit TypeCoarse
Grit Number20
Recommended Uses For ProductFloor Sanding, Surface Preparation (Hardwood, Concrete)
Compatible MaterialHardwood, Concrete
Grit Material TypeSilicon Carbide
Construction TypeCoated
Material TypeSilicone Carbide
Item Dimensions L x W16"L x 16"W (40.6 x 40.6 cm)
Item Diameter16 inches (40.64 cm)
Item Dimensions16 x 16 x 0.04 inches (40.6 x 40.6 x 0.1 cm)
Item Weight10 pounds (4.54 kg)
Brand NameMercer Abrasives
Industry Standard Identifier426020
Model426020
Global Trade Identification Number10765301551091
ManufacturerMercer Industries
Unit Count20 Count
Included ComponentsMercer Industries Silicon Carbide Floor Sanding Disc, Cloth Back, 16-Inch x 2-Inch hole, Grit 20X, 20-Pack
Item Type NameMercer Industries Silicon Carbide Floor Sanding Disc, Cloth Back, 16-Inch x 2-Inch hole, Grit 20X, 20-Pack
Number of Items1
Part Number426020
Set Name20
Grit MaterialSilicon Carbide
Product Dimensions (L x W x H)16"L x 16"W (40.6 x 40.6 cm)
BrandMercer Abrasives

Who Should Buy?

Suitable For
  • Flooring Contractors

    Ideal for professionals sanding and finishing hardwood or concrete floors efficiently with high-quality results.

  • DIY Enthusiasts

    Perfect for home improvement projects where reliable sanding materials are needed for a smooth finish on surfaces.

  • Industrial Users

    Excellent choice for consistent use in industrial settings where durable sanding solutions are critical for production efficiency.

Not Suitable For
  • Light Duty Tasks

    Not suitable for light sanding tasks where finer grits are required for delicate applications or finish work.

Product Description

Mercer Industries 426020 Silicon Carbide Floor Sanding Disc, Cloth Back, 16" x 2" Hole, Grit 20X, 20-Pack

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Customer Questions & Answers

  • Question: What are the primary applications for the Mercer Industries 426020 Silicon Carbide Floor Sanding Disc?

    Answer: The Mercer Industries 426020 Silicon Carbide Floor Sanding Disc is primarily designed for aggressive sanding and smoothing of surfaces such as concrete, wood, and metal. The 20X grit makes it particularly effective for heavy material removal, making it ideal for floor prep, refinishing work, or any project requiring significant abrasion. This versatility allows you to use it in both industrial and DIY settings, ensuring you achieve a fine finish on various substrates.
  • Question: How does the cloth backing enhance the performance of the sandpaper disc?

    Answer: The cloth backing of the Mercer Industries sanding disc offers superior durability and flexibility compared to paper-backed options. This robust construction allows the disc to withstand higher pressure and flex around curves or contours on surfaces. The durability of the cloth also means less tearing during intensive use, making it an excellent choice for professional contractors and serious DIY enthusiasts looking for longevity in their sanding tools.
  • Question: Is the Mercer Industries 426020 suitable for wet sanding?

    Answer: Yes, the Mercer Industries 426020 Silicon Carbide Floor Sanding Disc can be used for wet sanding applications. Its silicon carbide material is effective in both wet and dry conditions, which helps to reduce dust and enhances the sanding efficiency by keeping the surface cool. Wet sanding is particularly beneficial when working with finer finishes or when trying to prevent clogging during the sanding process, making it perfect for finishing touches on various materials.
  • Question: What makes grit 20X ideal for tough sanding jobs?

    Answer: Grit 20X is classified as a very coarse abrasive, making it ideal for tough sanding jobs requiring aggressive material removal. Its larger, sharp particles can effectively strip paint, smooth rough surfaces, and quickly prepare substrates for further finishing. This grit is perfect for initial prep work on floors, achieving a smooth base for subsequent sanding with finer grits, thereby ensuring an efficient multi-step finishing process.
  • Question: Can these sanding discs be used with any floor sander?

    Answer: Yes, the Mercer Industries 426020 sanding discs have a standard 16-inch size with 2-inch holes, making them compatible with a wide range of floor sanders. This universal fit allows users to easily install the discs on various sanding machines, ensuring that you can take advantage of their performance regardless of the brand of sander you own. This flexibility is ideal for those with multiple tools or for rental equipment usage.
  • Question: How does silicon carbide compare to other abrasives?

    Answer: Silicon carbide is known for its sharpness and durability compared to other abrasives like aluminum oxide. It excels in sanding harder materials such as glass and ceramics, making it a preferred choice for floor sanding where a fine finish is desired. While aluminum oxide may be better for softer woods, silicon carbide's efficiency at removing material quickly without clogging makes it a standout choice for intensive applications like preparing floors.
  • Question: What is the best way to store the sanding discs to maintain their quality?

    Answer: To maintain the quality of your Mercer Industries sanding discs, store them in a cool, dry place away from direct sunlight. Ensure they are kept flat to avoid warping and in a stack if you have multiple packs. Avoid exposure to moisture, as this can degrade the adhesive and abrasive material over time. Proper storage will maximize their lifespan and ensure that they are ready for use when you need them.
  • Question: How many discs come in a pack, and is that quantity suitable for large projects?

    Answer: The Mercer Industries 426020 sanding discs come in a pack of 20, making them suitable for large projects where multiple discs may be needed. With this quantity, you can handle extensive sanding tasks without frequent interruptions to replace worn discs. This larger pack size is particularly advantageous for contractors or DIY enthusiasts who require consistent performance over the duration of a project, ensuring efficiency and time management.
  • Question: Are any special precautions needed while using the sanding discs?

    Answer: While using the Mercer Industries 426020 sanding discs, wear appropriate safety gear such as dust masks and eye protection, especially when sanding indoors or for extended periods. The coarse nature of grit 20X can create significant dust and debris. Also, ensure proper ventilation in your workspace to minimize inhalation of particles, ensuring a safe and effective sanding experience.
  • Question: Where can I buy Mercer Industries 426020 Silicon Carbide Floor Sanding Disc in Montserrat?

    Answer: You can purchase the Mercer Industries 426020 Silicon Carbide Floor Sanding Disc conveniently on Ubuy in Montserrat. Ubuy provides a straightforward shopping experience, ensuring you can quickly find and obtain these high-quality sanding discs for your projects with ease.

Mercer Abrasives Fiber Backed Abrasive Discs Editorial Review

Mercer Industries 425020 Silicon Carbide Floor Sanding Disc, Cloth Back, 15" x 2" Hole, Grit 20X, 20-Pack provides excellent performance for floor sanding and concrete surface preparation. With a grit type of extra coarse, these discs are designed to effectively handle hardwood and concrete surfaces. Users have noted the durability and efficiency of the silicon carbide material, making it a reliable choice for tough sanding tasks. The 15-inch diameter allows for wide coverage, enhancing productivity. Additionally, these discs are compatible with angle grinders, adding versatility to your tools.

Customer Reviews & Ratings

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Pros

  • Extra coarse grit for tough sanding jobs
  • Compatible with angle grinders
  • Effective for hardwood and concrete surfaces
  • Durable silicon carbide material
  • Includes 20 discs for extensive use

Cons

  • A bit thick for some detailed work

Platform Trust & Buyer Confidence

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“Great products and very good service: very easy and very fast international delivery.”

9 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”

11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”

8 September 2026 · via Trustpilot
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XCD 566

Order now and get it around Friday, October 09

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Fastest cross-border delivery

Features & Benefits

  • Silicon Carbide grain provides consistent performance at a competitive price
  • Resin on resin BOND with open coat reduces loading
  • Heavy X-weight cloth backing provides strength for sanding
  • Ideal for removing mastic and glue from concrete floors
  • Comes in a box of 20 - 15" diameter cloth floor sanding discs
  • Available in grits 12 through 100 for all your sanding needs

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