Alpha Sandpaper
Alpha Sandpaper is a premium line of waterproof hook-and-loop backed discs, engineered with silicon carbide abrasive for superior performance on marble and softer natural stones. Trusted by marble fabricators for its durability and efficiency, Alpha Sandpaper is also highly adaptable for tile contractors handling onsite work, offering quick, hassle-free polishing. Restoration professionals value its ability to cover wide areas with ease, while its wet-use design prevents clogging and extends disc life.
Designed for versatility, Alpha Sandpaper can also be used dry and is effective on materials such as travertine, terrazzo, onyx, glass, metal, and wood. The hook-and-loop backing allows fast disc changes, ensuring maximum productivity. When paired with Alpha standard backer pads or the GV5000 backer pad, it delivers consistent results. For an ultra-high gloss finish, complete the process with the Alpha Felt Wheel and buffing compound.
Durable, adaptable, and easy to use—Alpha Sandpaper is the go-to solution for professionals who demand reliability and precision in every project.
Sandpaper Main Features
- Waterproof Hook and Loop Backed Silicon Carbide Abrasive
- Resists Clogging When Used Wet
- Use On Marbles and Softer Types of Natural Stone
- Very Adaptable To Onsite Work and Easy To Use
- Can Also Be Used To Polish Glass, Metal and Wood
- Great for Multi-Purpose Sanding of Bondo, Primer & Paint
- Available in 4” and 5” Sizes (Boxes of 50)
- Grits Available: #80, #120, #240, #320, #400, #500 and #600
- Grit Indication is U.S. Cami Grit System
Alpha Sandpaper Videos
AWP-158 w/Sandpaper on Marble Edge
Sandpaper Specifications
| Part No. | Size | Type | Grit | Qty |
|---|---|---|---|---|
| MP40080 | 4″ | Hook & Loop | 80 | 50 |
| MP40120 | 4″ | Hook & Loop | 120 | 50 |
| MP40240 | 4″ | Hook & Loop | 240 | 50 |
| MP40320 | 4″ | Hook & Loop | 320 | 50 |
| MP40400 | 4″ | Hook & Loop | 400 | 50 |
| MP40500 | 4″ | Hook & Loop | 500 | 50 |
| MP40600 | 4″ | Hook & Loop | 600 | 50 |
| MP40KIT | 4″ | Hook & Loop | Assortment | 50 |
| MP50080 | 5″ | Hook & Loop | 80 | 50 |
| MP50120 | 5″ | Hook & Loop | 120 | 50 |
| MP50240 | 5″ | Hook & Loop | 240 | 50 |
| MP50320 | 5″ | Hook & Loop | 320 | 50 |
| MP50400 | 5″ | Hook & Loop | 400 | 50 |
| MP50500 | 5″ | Hook & Loop | 500 | 50 |
| MP50600 | 5″ | Hook & Loop | 600 | 50 |
| MP50KIT | 5″ | Hook & Loop | Assortment | 50 |
Alpha Sandpaper Related Documents
| Document Type | Link |
|---|---|
| Safety Data Sheet | Sandpaper |
| Reference | Sandpaper Helpful Hints |
| Reference | Sandpaper How To Use |
| Flyer | Sicis Art Glass Panel Tooling flyer |
| Flyer | Edge Treatment Systems for Hardscape |
Additional Information
| PartNo | UPC Code | Pkg. Weight (lbs) | Package Dimensions | Commodity Code | Country Of Origin |
|---|---|---|---|---|---|
| MP40080 | 749173440069 | 0.80 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40120 | 749173440076 | 0.70 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40240 | 749173440083 | 0.60 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40320 | 749173440090 | 0.60 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40400 | 749173440106 | 0.60 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40500 | 749173440113 | 0.60 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40600 | 749173440120 | 0.60 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP40KIT | 749173440137 | 0.60 | 4.25in x 4.25in x 4in | 6805.20.0000 | Japan |
| MP50080 | 749173440144 | 1.20 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50120 | 749173440151 | 1.00 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50240 | 749173440168 | 0.80 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50320 | 749173440175 | 0.80 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50400 | 749173440182 | 0.80 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50500 | 749173440199 | 0.80 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50600 | 749173440205 | 0.80 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
| MP50KIT | 749173440212 | 0.90 | 5.25in x 5.25in x 4in | 6805.20.0000 | Japan |
Frequently Asked Questions
On what materials can I use the Alpha® Sandpaper?
Alpha® Sandpaper can be used for marble, onyx, travertine, terrazzo, limestone and ceramic tile.
Can I use the Alpha® Sandpaper on granite?
Alpha® does not recommend using sandpaper to polish granite. For granite polishing we recommend our Alpha® Ceramica or Ceramica EX polishing discs.
Can the Alpha® Sandpaper be used dry?
Yes. However, the special advantages of long life, dust control and high-quality finish may be defeated by the elimination of water.
Can the paper be re-used?
Yes. The Alpha® Sandpaper can be reused until it reaches the end of its life.
What sizes are available for the Alpha® Sandpaper?
Alpha® Sandpaper is available in 4” and 5”.
How does the product come packaged?
Alpha® Sandpaper comes in case packs of 50 sheets for all 7 grits or as an assortment pack. Also, for smaller jobs, we now offer 5 packs of each grit. See specifications chart for part numbers.
What type of tool is recommended for the wet use of Alpha® Sandpaper?
We suggest the Alpha® VSP-320 or AIR-680 center water-feed polishers for WET USE applications.
What type of power tool do you recommend for dry polishing?
Alpha® provides backer pads for the Makita GV5000 Sander/Polisher. These special 8mm threaded backer pads are available in 4” and 5” and used together with our Sandpaper will achieve a successful polish on your material for dry use applications.
How do we attach the sandpaper to these tools?
Alpha® Sandpaper has hook & loop backing which attaches to our Alpha® Backer pads for quick and easy changes.
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