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    Abrasive Discs
    1. Home
    2. Abrasives
    3. Abrasive Discs
    Item # DY91745 • Mfr # 91745

    Dynabrade Dynamesh Hook & Loop Sanding Disc 8" 400 Grit Aluminum Oxide Mesh No Hole 50 Discs-Pack 91745

    Description

    Dynabrade Dynamesh 8 Inch Sanding Disc Use

    Dynabrade Dynamesh 8 inch sanding disc is a coated abrasive mesh disc designed for use on vacuum compatible random orbital sanders, giving installers and fabricators a dust-focused option for flat work. The 8 inch diameter works with full-size back-up pads to cover more surface per pass, which helps when sanding larger panels or solid surface pieces. The hook and loop backing allows quick disc changes, so moving between grits or swapping worn discs does not interrupt workflow for long. The 400 grit rating provides fine finishing capability on primer, solid surface, composites, and wood, so one disc type can serve multiple stages of surface preparation. The mesh construction works with any back-up pad vacuum hole configuration, which simplifies tool matching on mixed fleets of sanders. Aluminum oxide abrasive on mesh cuts while controlling dust around the work area.

    Key Dynamesh Disc Details For Daily Work

    • Coated Abrasives Dynamesh is designed as a unique dust-free solution for vacuum compatible random orbital sanders, helping maintain visibility at the workpiece during sanding.
    • The open mesh construction reduces dust from the sanding process, which helps keep nearby surfaces cleaner and supports better finish inspection.
    • Open mesh also reduces loading and clogging, so abrasive grain remains exposed longer and discs can stay in service over more passes before change-out.
    • The disc is suitable for primer sanding, solid surface, composites, and wood, letting one abrasive type support multiple shop materials without constant disc type changes.
    • Premium P graded aluminum oxide abrasive is sharp, fast, and free cutting, which helps achieve target scratch patterns with less time spent on each sanding step.
    • A tough and durable phenolic resin bond system holds abrasive grain firmly in place, supporting longer disc life under continuous use.

    Hook And Loop Sanding Setup And Fit Details

    This Dynabrade Dynamesh 8 inch 400 grit hook and loop disc is built for vacuum compatible random orbital sanders, so it integrates into existing dust extraction setups that use appropriate back-up pads. The hook and loop backing engages matching pads quickly, which supports fast changeovers between worn and fresh discs. Because the disc uses a no hole mesh design that works regardless of back-up pad vacuum hole configuration, a single disc style can be used across different pad patterns without losing dust extraction capability. The mesh body allows air and dust movement through the abrasive layer, so dust collection systems can pull material away from the sanding interface while the disc stays flat on primers, solid surface, composites, or wood.

    How This Mesh Sanding Disc Performs In Use

    Applications On Primer, Solid Surface, And Wood

    This Dynabrade Dynamesh 8 inch 400 grit hook and loop no hole aluminum oxide on mesh sanding disc is suitable for primer sanding, which supports surface preparation before subsequent coating steps. On solid surface materials, the fine 400 grit and mesh design help refine machine marks while the open structure manages dust from continuous passes. When used on composites, the aluminum oxide abrasive responds to varied resin and fiber mixes, giving an even cut that brings parts to a consistent finish stage. For wood work, 400 grit lightens sanding marks from coarser steps and prepares surfaces for finishing systems, while the mesh keeps wood dust moving away from the contact area. Across these substrates, the same disc design maintains a similar feel and response, which helps operators repeat workflows from job to job using a familiar abrasive.

    Dust Control, Cut Rate, And Disc Longevity

    The open mesh construction on this Dynabrade Dynamesh sanding disc reduces dust from the sanding process by allowing debris to move through the abrasive layer into connected vacuum systems, which maintains a cleaner environment around cabinets, panels, or solid surface installations. Reduced loading and clogging mean the premium P graded aluminum oxide abrasive stays sharp, fast, and free cutting over more strokes, so each disc delivers consistent removal instead of glazing over early. The tough, durable phenolic resin bond system holds abrasive grain firmly in place, which supports longer life when sanding across primers, solid surface, composites, and wood. Since the no hole mesh design works with any back-up pad vacuum hole configuration on random orbital sanders, switching between tools does not interrupt dust capture or cut quality, helping keep sanding stages predictable.

    Targeted Sanding Disc Questions From Installers

    What type of sander works with this Dynamesh disc?

    The Dynabrade Dynamesh disc is designed for any vacuum compatible random orbital sander, so it fits into systems that use dust extraction with matched back-up pads.

    How does the no hole mesh design affect dust control?

    The no hole mesh design reduces dust from the sanding process by letting debris pass through the open mesh to the vacuum path, which supports a cleaner environment.

    Which materials can this 400 grit disc sand?

    The Dynabrade Dynamesh 400 grit disc is suitable for primer sanding, solid surface, composites, and wood, so it can serve multiple shop materials with one abrasive type.

    What is the abrasive and bond on this disc?

    This disc uses premium P graded aluminum oxide abrasive with a tough, durable phenolic resin bond system, providing sharp cutting action with grain held firmly in place.

    How does reduced loading and clogging help during sanding?

    Reduced loading and clogging keep more abrasive grain exposed, so the disc maintains its cut rate over longer runs and supports consistent surface preparation.

    What is the size and grit of this Dynabrade disc?

    The Dynabrade Dynamesh disc is 8 inches in diameter and 400 grit, matching fine finishing stages on larger surfaces using full-size random orbital sanders.

    Select This Dynamesh Disc For Cleaner Sanding

    The Dynabrade Dynamesh 8 inch 400 grit hook and loop no hole aluminum oxide on mesh sanding disc combines open mesh construction, premium P graded aluminum oxide, and a tough phenolic resin bond system to support dust-focused sanding on primer, solid surface, composites, and wood. Using this disc on vacuum compatible random orbital sanders allows dust to move through the mesh while the abrasive stays sharp and free cutting, helping maintain cut consistency and disc life across repeated passes. For shops and installers standardizing on mesh abrasives, this Dynabrade Dynamesh disc offers a single, defined option tuned for fine finishing stages.

    Diameter (in)
    8 in
    Attachment Type
    Hook and loop
    Grit
    400
    Hole Pattern
    Multiple perforations
    Mineral
    Aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Backing Weight
    Mesh
    Manufacturer Series
    Dynamesh
    Supplier Pack Size
    1
    Sold In
    1
    Diameter (in)
    8 in
    Attachment Type
    Hook and loop
    Grit
    400
    Hole Pattern
    Multiple perforations
    Mineral
    Aluminum oxide
    Product Type
    Sanding Discs
    Vacuum Type
    Vacuum
    Backing Weight
    Mesh
    Manufacturer Series
    Dynamesh
    Supplier Pack Size
    1
    Sold In
    1
    80100120150180220240320400500600
    Dynabrade
    $151.01/Package
    Dynabrade Dynamesh Hook & Loop Sanding Disc 8" 400 Grit Aluminum Oxide Mesh No Hole 50 Discs-Pack 91745
    Item# DY91745 / MFR Part # 91745
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