Würth Baer Supply CompanyWürth Baer Supply Company•Built For Those Who Build The World™
    (800) 289-2237
    Vernon Hills, IL
    (800) 289-2237
    Vernon Hills, IL
    Home
    Sign in / Register
    • Quick Order
    • Quotes
    • Promotions
    • Careers
    • Help
    • Contact
    Mobile app

    Why Shop With Us?

    • Lorry and clock graphic

      BUY "YOUR WAY"

      Order by 24/7 by web, contact our sales reps or call by phone.

    • Shopping bag with heart graphic

      One Stop Shop

      What you need, when you need it, all in one place.

    • Trolley graphic

      Next Day Delivery

      Most orders ship same day.

    • Supprt headphone graphic

      Expert Support Team

      Advice and support from knowledgeable professionals.

    Need help? Call(800) 289-2237

    Company Information

    • About Our Company
    • Who is Reinhold Würth?
    • Contact Us / Locations
    • Return Policy
    • Shipping Policy
    • Careers
    • Sales Tax and Exemption
    • Credit Application
    • ACH / e-Check Registration
    • Terms & Conditions
    • Privacy Notice
    • Accessibility Statement
    • Help
    • FAQ
    • Pay Invoices Online

    Shop With Us

    • Shop by Brand
    • Clearance
    • Daily Discounts
    • Catalogs
    • Vendor Literature
    • Download Our Mobile App

    Services

    • SAM.gov - CAGE Code: 1UXJ6
    • Architects & Designers Portal
    • ORSY - Inventory Management Solution
    • Machinery

    Contact

    • Toll-free (800) 289-2237
    • Website Support (800) 944-2237 x4444
    • Support via Text / SMS (800) 289-2237
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    • Our Blog (opens in a new tab)
    • LinkedIn (opens in a new tab)
    • Facebook (opens in a new tab)
    • Instagram (opens in a new tab)
    • YouTube (opens in a new tab)
    • TikTok (opens in a new tab)
    • Pinterest (opens in a new tab)
    • X (formerly Twitter) (opens in a new tab)
    Compliance LogoThe logo of Viking CloudThe logo of FSCCARB 2 Compliant
    Vender Freight
    Routing
    Approved US Government VendorCage Code: 1UXJ6

    Copyright © 2004-2026, Würth Baer Supply Company. All Rights Reserved.

    Terms & ConditionsPrivacy NoticeAccessibilityDo Not Sell My Personal InformationWürth ComplianceSite FeedbackSitemap
    0Cart
    0Cart
    Abrasive Belts
    1. Home
    2. Abrasives
    3. Abrasive Belts
    Item # SPSPPB64X103AO-320 • Mfr # SPPB64X103AO-320

    SurfPrep 64" x 103" Wide Sanding Belt 320 Grit Aluminum Oxide Paper Back Bulk/5 SPPB64X103AO-320

    Description

    SurfPrep 320 Grit Wide Sanding Belt For Finish Work

    SurfPrep 320 grit wide sanding belt gives you a fine-cut abrasive step for wide belt sanders, so you can bring panels and parts to a smooth, uniform surface ready for further finishing. The 64 x 103 inch size matches wide belt machines designed for that belt dimension, which keeps tracking predictable and contact roller coverage consistent across the full work width. The aluminum oxide abrasive on paper backing delivers a cutting surface designed for controlled material removal followed by a refined scratch pattern. The 320 grit rating positions this belt in a fine sanding range, which matters when you are dialing in final passes after coarser grits. The SurfPrep brand identity and SPPB64X103AO-320 part number tie this belt directly to a clearly defined specification, helping shops repeat the same sanding step across multiple jobs.

    Key Abrasive Belt Details That Support Workflow

    • The 64 x 103 inch belt dimension fits wide sanding equipment built for that size, allowing the operator to run full-width passes without changing machine setup between similar jobs.
    • The 320 grit specification provides a fine sanding step that refines earlier scratch patterns, helping move workpieces toward a smoother surface within a multi-step sanding sequence.
    • The aluminum oxide abrasive delivers a defined cutting action on the workpiece surface, supporting consistent stock refinement from one panel to the next.
    • The paper-backed construction provides a stable base for the abrasive layer, helping the belt track in the machine and maintain an even contact band across the platen.
    • The SurfPrep branding and SPPB64X103AO-320 identifier give shops a repeatable belt choice, simplifying reordering when a specific finish step and grit level are working well.

    Wide Sanding Belt Fit And Grit Selection In Use

    The 64 x 103 inch SurfPrep belt size defines how it fits onto wide belt sanders, so tensioning and tracking can be set around a known length and width. That repeatable fit supports straight, even passes across cabinet components, doors, and flat stock sized for a wide-belt machine. With a 320 grit aluminum oxide surface, this belt serves as a fine-stage abrasive choice after coarser grits in the same series. Using a defined grit level in this range reduces the need for extra manual sanding once parts exit the wide belt machine. The combination of wide format and fine grit lets shops handle broad panels in a single pass while working toward a smooth surface.

    Using This SurfPrep Abrasive Belt In Shop Work

    Where This 64 x 103 Belt Fits Workflow

    The SurfPrep 64 x 103 inch wide sanding belt fits wide belt sanding operations that rely on a defined belt length and width to cover large work surfaces. In a cabinet or woodworking shop, this dimension supports processing of doors, panels, and flat assemblies sized for a wide-belt machine. When installed on compatible equipment, the belt spans the full sanding head width so each pass can address the entire part surface. This full-width engagement reduces the need for multiple overlapped tracks, which helps keep scratch patterns uniform from edge to edge. Because the belt is built as part of the SurfPrep abrasive system, shops can align this specific size with other SurfPrep belts in different grits to structure a stepwise sanding sequence.

    Why 320 Grit Aluminum Oxide Matters For Finish

    The 320 grit aluminum oxide on paper places this SurfPrep belt at a fine sanding level, which matters when refining surfaces toward a smoother finish. At this grit, the abrasive cuts more lightly than coarser belts, leaving a tighter, more controlled scratch that prepares the surface for subsequent finishing steps in the process. Aluminum oxide as the abrasive type defines how the belt cuts, giving a predictable balance between material removal and surface refinement on suitable substrates. The paper backing acts as a stable foundation for that abrasive layer, supporting an even contact strip against the platen or contact roller. With the SPPB64X103AO-320 part designation clearly tying together grit, size, and abrasive type, shops can repeat the same fine-sanding stage whenever they specify this belt in a job plan.

    Common Questions About This SurfPrep Sanding Belt

    What does the 320 grit rating on this belt indicate?

    The SurfPrep 320 grit rating indicates a fine abrasive stage, so the belt focuses on refining previous scratch patterns and preparing surfaces for later finishing steps in the sanding process.

    How does the 64 x 103 inch size affect sanding setup?

    The 64 x 103 inch SurfPrep belt size sets the fit on wide belt sanders designed for that dimension, allowing stable tracking and full-width sanding passes on appropriately sized workpieces.

    What does aluminum oxide on paper mean in practice?

    The SurfPrep aluminum oxide on paper construction pairs a defined cutting abrasive with a stable backing, supporting consistent sanding contact and predictable surface refinement on compatible materials.

    How is the SPPB64X103AO-320 part number useful?

    The SurfPrep SPPB64X103AO-320 part number ties together size, abrasive type, and 320 grit, so shops can reorder the exact same belt when a finish stage is working well.

    When is a 320 grit wide sanding belt typically used?

    The SurfPrep 320 grit wide sanding belt is typically used after coarser grits as a fine sanding step, helping move panels and parts toward a smoother surface condition.

    How does this belt support wide belt sanding workflows?

    This SurfPrep 64 x 103, 320 grit, aluminum oxide on paper belt supports wide belt sanding workflows by combining a defined size and fine abrasive stage in one repeatable specification.

    Select This SurfPrep Belt For Defined Fine Sanding

    The SurfPrep 320 grit 64 x 103 inch wide sanding belt aluminum oxide on paper offers a clearly defined fine-sanding step for wide belt equipment. By matching grit, abrasive type, and size through the SPPB64X103AO-320 identifier, shops can standardize a finishing pass across repeated jobs. Wurth Baer Supply lists this SurfPrep abrasive belt for woodworking professionals who rely on consistent wide belt performance. Selecting this specific belt lets you align machine setup, sanding sequence, and reordering around one stable, known specification.

    Grit
    320
    Length (in)
    103 in
    Width (in)
    64 in
    Backing Weight
    Paper Backed
    Product Type
    Sanding Belts, Wide
    Mineral
    Aluminum oxide
    Supplier Pack Size
    20
    Sold In
    5
    Grit
    320
    Length (in)
    103 in
    Width (in)
    64 in
    Backing Weight
    Paper Backed
    Product Type
    Sanding Belts, Wide
    Mineral
    Aluminum oxide
    Supplier Pack Size
    20
    Sold In
    5
    120150180220320
    SurfPrep
    $448.25/5 Each
    $89.65 /Each
    SurfPrep 64" x 103" Wide Sanding Belt 320 Grit Aluminum Oxide Paper Back Bulk/5 SPPB64X103AO-320
    Item# SPSPPB64X103AO-320 / MFR Part # SPPB64X103AO-320
    Each
    Each
    Backorder

    Sold In: 5 Each

    Each