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Alpha Rigid Backer Pad

The Alpha® Rigid Backer Pad provides a firm, flat backing surface for polishing stone, tile, and ceramic materials. Its rigid design helps eliminate waviness and distortion, making it ideal for straight edges, corners, and detailed areas where precision matters. Compatible with most polishers and a wide range of polishing accessories.

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Original price $26.65 - Original price $35.41
Original price
$35.41
$26.65 - $35.41
Current price $35.41
Availability:
Only 2 left!
Availability:
3 in stock!
SKU ALP-RIGID-BACKER-PAD-5-GP55/8RG
Size: 5"

Free Shipping On Most Orders $200 or More!

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Description

The Alpha® Rigid Backer Pad is designed for applications that require a firm, flat backing to support consistent polishing results on stone, tile, and ceramic surfaces. Its rigid structure helps reduce surface waviness and distortion, making it suitable for straight edges, flat areas, and precision work where control matters. The pad provides a stable foundation for both shop-based fabrication and on-site polishing tasks.

Key Features

  • Rigid, Flat Backing: Helps minimize waviness and supports uniform polishing results.
  • Hook and Loop Backing: Secures polishing pads, sandpaper, and felt wheels during use.
  • Accessory Compatibility: Works with common polishing equipment used on stone and ceramic surfaces.
  • Precision Support: Suitable for corners, stair edges, and detailed contour polishing.
  • Universal Thread: Standard 5/8"-11 thread fits most polishers and grinders.

Specifications

Part No. Size Max RPM Thread
GP45/8RG 4" 6,000 5/8"-11
GP55/8RG 5" 6,000 5/8"-11

The Alpha® Rigid Backer Pad supports controlled polishing on flat surfaces and straight edges by maintaining consistent pad contact. Its rigid design and standard thread compatibility make it suitable for precision-focused polishing work.

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Frequently Asked Questions

What materials can this backer pad be used on?
The Alpha Rigid Backer Pad can be used on stone, tile, and ceramic surfaces. Its firm backing helps reduce surface distortion during polishing, making it suitable for straight edges, flat surfaces, and detailed areas. Professionals use it to support consistent finishes across a wide range of fabrication and restoration work.
Why choose a rigid backer instead of a flexible one?
The Alpha Rigid Backer Pad prevents the waviness that flexible pads can create on flat surfaces. Its firm structure provides better control during polishing, especially on edges and straight runs. This makes it ideal for achieving consistent, high-quality finishes where surface flatness is important.
Which polishing accessories are compatible with this pad?
The Alpha Rigid Backer Pad works with a wide range of hook-and-loop accessories, including polishing pads, sandpaper, and felt wheels. This compatibility makes it versatile for fabrication shops and field work where multiple polishing methods may be required on the same project.
Is this backer pad recommended for tight or detailed areas?
Yes. The Alpha Rigid Backer Pad performs well in corners, staircases, and other detailed spaces where controlled polishing is needed. Its rigid design allows users to maintain precision and avoid distortion in areas that require careful edge work or tight maneuvering.
Does this backer pad fit most polishers and grinders?
The Alpha Rigid Backer Pad features a standard 5/8"-11 thread, allowing it to fit most commonly used polishers and grinders. This universal thread size provides flexibility across different shop or field setups without requiring adapter parts or special tools.
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