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    Abrasive Discs
    1. Home
    2. Abrasives
    3. Abrasive Discs
    Item # FJ578364 • Mfr # 578364

    Festool Granat Hook & Loop Sanding Disc 6" 320 Grit Hardened Aluminum Oxide Sanding Disc Multi-Jetstream II 50 Discs-Box 578364

    Description

    Festool Granat 6 Inch Sanding Disc For Versatile Use

    Festool Granat 6 inch sanding disc is a hardened aluminum oxide abrasive disc designed for a broad range of surface preparation and finishing tasks, giving installers and fabricators one abrasive line they can run across many jobs. The disc uses Granat abrasive, described as Festool's longest lasting and highest performing abrasive, so each disc stays productive longer and supports steady results over extended sanding sessions. The disc is 320 grit, which suits fine sanding where controlled material removal and surface refinement are needed before subsequent finishing steps. Anti-clogging properties keep the abrasive from loading quickly when working on clear coats, composites, and mineral or solid surfaces, so the cut stays more consistent over the working area. The disc is built for Multi-Jetstream II, aligning with Festool's Multi-Jetstream II system to support dust extraction and sanding performance as part of that platform.

    Key Granat Disc Details That Support Daily Work

    • The 320 grit rating provides fine sanding capability that smooths surfaces before finishing while still allowing controlled stock removal on bare wood and coated substrates.
    • The hardened aluminum oxide construction forms the cutting surface that stands up to continuous use, supporting consistent scratch patterns on woods, plastics, and composites.
    • Anti-clogging properties resist loading when sanding clear coats, mineral surfaces, and solid surfaces, helping the abrasive keep cutting instead of glazing over.
    • Granat is described as Festool's longest lasting and highest performing abrasive, which supports longer disc life and fewer abrasive changes during larger or repeated projects.
    • The disc is engineered for the Multi-Jetstream II system, aligning hole configuration and design with that platform to support dust extraction and surface quality.
    • Hook and loop backing allows quick attachment and removal from compatible sanding pads, helping crews move between grits or tasks without extended changeover time.

    Installation And Sanding Workflow With Granat Discs

    The hook and loop backing on this Festool Granat 6 inch sanding disc lets the installer press the disc onto a compatible pad, then peel it away when grit changes or disc replacement are needed, speeding up workflow between sanding stages. The 320 grit rating supports progression from coarser grits toward finish-ready surfaces on bare wood, paints, and most modern paint systems, so teams can build a predictable sanding sequence using this disc as a fine step. Anti-clogging properties play a role in keeping the sanding face open when working on VOC clear coats, plastic materials, acrylics, and composites, which in turn supports even surface preparation for later coating or polishing steps. Because the disc matches the Multi-Jetstream II configuration, it integrates into that Festool sanding system so the abrasive, backing, and dust extraction geometry work together during use.

    Using Festool Granat Discs Across Common Applications

    Where This Granat 320 Grit Disc Performs Best

    This Festool Granat 6 inch sanding disc is suited for use on bare wood, allowing fine smoothing before stain or finish application on cabinetry, millwork, and similar projects. It is also described for use on paints and most modern paint systems, so refinish and touch-up work on painted components can be sanded to a uniform profile using the same abrasive. The disc is indicated for clear coats and VOC clear coats, which supports leveling and surface preparation on coated panels and parts that rely on these finishes. Beyond wood and coatings, the disc is designed for plastic materials, acrylics, and composites, enabling installers to shape and refine non-wood components without changing abrasive families. Its suitability for solid surface materials and mineral and solid surfaces covers countertop and surface fabrication tasks, where controlled fine sanding is important for achieving uniform texture.

    Why Granat Abrasive Details Matter In Practice

    The Granat abrasive formulation, described as Festool's longest lasting and highest performing abrasive, affects how often crews need to swap discs, which can reduce downtime during extended sanding jobs. Hardened aluminum oxide as the abrasive material provides a cutting surface that stays sharp through repeated passes, supporting a more consistent scratch pattern from the start of the disc's life to the end. The 320 grit rating sets expectations for the level of refinement achievable with this disc, giving installers a predictable step in their sanding sequence between coarser stock removal and ultra-fine finishing. Anti-clogging properties help the grain shed dust and residue from clear coats, solid surface materials, and composites, which keeps the abrasive interface active rather than packed, aiding even surface preparation. The Multi-Jetstream II design aligns the disc with that Festool system so airflow and dust movement through the disc can support a cleaner sanding path. Hook and loop backing adds to workflow efficiency, because discs can be repositioned or swapped without tools, helping crews respond quickly when moving between different substrates and coatings.

    Common Festool Granat Sanding Disc Buyer Questions

    What materials can this Festool Granat 6 inch sanding disc be used on?

    The Festool Granat 6 inch sanding disc is described for use on bare wood, paints, most modern paint systems, VOC clear coats, plastic materials, solid surface materials, acrylics, and composites, supporting diverse shop and jobsite applications.

    How does the 320 grit rating affect sanding results?

    The 320 grit rating places this disc in the fine sanding range, helping refine surfaces after coarser grits and preparing substrates like wood, paints, and clear coats for subsequent finishing steps.

    What is the benefit of the hardened aluminum oxide abrasive?

    The hardened aluminum oxide abrasive provides a durable cutting surface that supports sustained sanding on woods, plastics, and composites while maintaining a consistent scratch pattern over the disc life.

    Why are the anti-clogging properties important for clear coats?

    The anti-clogging properties help resist loading when sanding clear coats and VOC clear coats, so the abrasive keeps cutting evenly and supports smoother surface preparation.

    How does the Multi-Jetstream II design affect use?

    The Multi-Jetstream II design means the disc is configured for the Multi-Jetstream II system, so its layout works with that platform to support sanding and dust movement during operation.

    What role does the hook and loop backing play?

    The hook and loop backing allows quick attachment and removal from compatible pads, which supports fast grit changes and efficient sanding sequences across different substrates.

    Select Festool Granat 6 Inch Discs For Demanding Jobs

    The Festool Granat 6 inch sanding disc with 320 grit and hardened aluminum oxide abrasive offers a fine sanding step that aligns with a wide range of substrates, from bare wood to composites and solid surfaces. Anti-clogging behavior supports steady cutting on clear coats, VOC clear coats, and modern paint systems, which is useful for consistent surface preparation. The disc is built around Festool's Granat abrasive line and the Multi-Jetstream II system, so its configuration supports these described performance goals. Hook and loop backing further streamlines sanding workflows, allowing installers and fabricators to keep projects moving using this disc as a dependable fine-grit option.

    Diameter (in)
    6 in
    Attachment Type
    Hook and loop
    Grit
    320
    Hole Pattern
    48-hole
    Mineral
    Hardened aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Manufacturer Series
    Granat
    Supplier Pack Size
    1
    Sold In
    1
    Diameter (in)
    6 in
    Attachment Type
    Hook and loop
    Grit
    320
    Hole Pattern
    48-hole
    Mineral
    Hardened aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Manufacturer Series
    Granat
    Supplier Pack Size
    1
    Sold In
    1
    0Cart
    0Cart
    Festool
    120220801503204001001808005002401,00060401,2001,500
    $43.00/Box
    Festool Granat Hook & Loop Sanding Disc 6" 320 Grit Hardened Aluminum Oxide Sanding Disc Multi-Jetstream II 50 Discs-Box 578364
    Item# FJ578364 / MFR Part # 578364
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