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
    Primers
    1. Home
    2. Solvents, Stains & Finishes
    3. Primers
    Item # MLB115749-5G • Mfr # 00B115749-20

    Magnaclaw Precat Primer Black, 5 Gallon - ML Campbell 00B115749-20

    • Safety data sheet, 00B115749-20
      Safety data sheet, 00B115749-20

    Description

    Magnaclaw Black Precat Primer For Dark Coatings

    Magnaclaw Precat Primer Black 5 Gallon is a ML Campbell pre-catalyzed primer and undercoater designed as the first coat under black or dark colored ML Campbell Pre-catalyzed Pigmented Lacquers, so it sets up a compatible base in that finishing system. This HAPs free, 550 VOC compliant formulation supports projects where regulated emissions and hazardous air pollutants matter, keeping work aligned with those requirements. The primer is described as fast dry, which lets shops move from prime to sand to topcoat in tighter cycles. It also sands easily, so leveling between coats goes quickly and helps achieve a smoother surface. The product provides very good adhesion on wood, particleboard and hard boards, which keeps the base coat bonded through handling and service. It also provides excellent holdout over porous surfaces such as MDF, soft wood and untempered hard board, helping topcoats sit on the surface rather than soaking in and looking uneven.

    Key Primer Qualities That Support Shop Workflow

    • This Magna Claw Black Pre-Cat Primer/Undercoater is specially formulated as the first coat under black or dark colored ML Campbell Pre-catalyzed Pigmented Lacquers, so finish systems using those lacquers stay within one coordinated product line.
    • The HAPs free, 550 VOC compliant description means the primer is formulated to limit hazardous air pollutants and VOC emissions to that stated level, which supports shops working under emission-conscious or regulated finishing environments.
    • The primer exhibits very good adhesion on wood, particleboard and hard boards, helping the base coat stay attached to these common substrates through sanding, assembly and normal use.
    • Excellent holdout over porous surfaces such as MDF, soft wood and untempered hard board keeps topcoats from sinking excessively into the substrate, which supports better color build and more uniform film appearance.
    • Fast drying performance shortens the wait between application and sanding or recoating, which helps finishing lines and small shops turn jobs more quickly during prime and topcoat stages.
    • The primer sands easily and is described as sanding very well, so technicians can level fibers and surface defects with less effort, producing an excellent base coat ready for pigmented lacquer topcoats.

    Primer Application And Sanding Workflow Focus

    This Magna Claw Black Pre-Cat Primer/Undercoater is set up as a first-coat product under black or dark ML Campbell Pre-catalyzed Pigmented Lacquers, so it fits directly into that lacquer system from prime through finish. Because the primer is fast drying, finishers can move more quickly from spraying or brushing to sanding and then to subsequent coats, which supports tighter job schedules. Its ability to sand easily means the primer film can be smoothed without heavy abrasion effort, which is especially helpful after raising grain on wood or preparing MDF edges. Very good adhesion on wood, particleboard and hard boards supports confidence when building a multi-coat system on those substrates. The excellent holdout over porous MDF, soft wood and untempered hard board helps maintain film build and color coverage when the pigmented lacquer topcoats are applied.

    Using This Black Pre Cat Primer In Shop Systems

    Where This ML Campbell Primer Is Typically Applied

    Magna Claw Black Primer is positioned for use on wood, particleboard, hard boards, porous MDF, soft wood and untempered hard board, so it can serve across a mix of core panel types in a woodworking operation. As a pre-catalyzed primer/undercoater, it is intended as the first coat in a system using black or dark colored ML Campbell Pre-catalyzed Pigmented Lacquers, so casework, fixtures or components finished in those colors share a coordinated base layer. Its excellent holdout over porous surfaces such as MDF and soft wood supports use on components that would otherwise absorb more finish, helping pigmented lacquer topcoats present with better color uniformity across panels and edges.

    Why Its Fast Drying And Sanding Traits Matter

    The product is described as fast dry, which helps finishing teams shorten the time between primer application, sanding and topcoating, supporting higher throughput on production lines and in project-driven shops. Easy sanding means the primer film can be smoothed and leveled quickly, which is important when preparing an excellent base coat for pigmented lacquer topcoats. Very good adhesion on wood, particleboard and hard boards supports film integrity through handling, assembly and service, helping the finish system remain bonded over time. Excellent holdout on porous surfaces such as MDF, soft wood and untempered hard board means the primer resists soaking in, so subsequent black or dark ML Campbell Pre-catalyzed Pigmented Lacquers build color and hide efficiently over that sealed surface.

    Common Questions About This Black Pre Cat Primer

    What is the main use of Magnaclaw Precat Primer Black 5 Gallon?

    Magnaclaw Precat Primer Black 5 Gallon is a Magna Claw Black Pre-Cat Primer/Undercoater formulated as the first coat under black or dark colored ML Campbell Pre-catalyzed Pigmented Lacquers, setting the base for those finishes.

    On which substrates can this ML Campbell primer be used?

    The primer exhibits very good adhesion on wood, particleboard and hard boards and provides excellent holdout over porous surfaces such as MDF, soft wood and untempered hard board, so it covers a range of common shop materials.

    How does the fast dry property affect finishing schedules?

    The primer is described as fast drying, which allows movement from priming to sanding and then to topcoating in shorter intervals, supporting quicker job turnaround in busy finishing operations.

    Why is easy sanding important with this black pre cat primer?

    This Magna Claw Black Primer sands easily and is said to sand very well, so technicians can level the surface efficiently and create an excellent base coat for pigmented lacquer topcoats.

    What does HAPs free, 550 VOC compliant mean for shop use?

    The HAPs free, 550 VOC compliant description indicates the primer is formulated without hazardous air pollutants and to a 550 VOC level, aligning with emission-focused finishing requirements.

    Why is this primer suited for porous MDF and soft wood?

    The primer provides excellent holdout over porous surfaces such as MDF, soft wood and untempered hard board, helping pigmented topcoats build color and film without excessive absorption.

    Select Magnaclaw Primer For Coordinated Dark Systems

    Magnaclaw Precat Primer Black 5 Gallon as a Magna Claw Black Pre-Cat Primer/Undercoater gives shops a HAPs free, 550 VOC compliant starting point under black or dark ML Campbell Pre-catalyzed Pigmented Lacquers. Its fast dry behavior, very good adhesion on wood, particleboard and hard boards, and excellent holdout on porous MDF, soft wood and untempered hard board all support efficient, consistent finishing. Its easy sanding characteristics help crews produce an excellent base coat that supports final color and film build. For projects built around black or dark ML Campbell Pre-catalyzed Pigmented Lacquers on varied substrates, this primer aligns the base layer with the intended lacquer system.

    Color/Finish
    Black
    Hazard designation
    Highly flammable
    Manufacturer Series
    MagnaClaw
    Product Type
    Primer
    Size
    5 Gallon(US)
    Solid Content
    48.5 %
    Shelf life
    12 Month
    Supplier Pack Size
    1
    Sold In
    1
    Color/Finish
    Black
    Hazard designation
    Highly flammable
    Manufacturer Series
    MagnaClaw
    Product Type
    Primer
    Size
    5 Gallon(US)
    Solid Content
    48.5 %
    Shelf life
    12 Month
    Supplier Pack Size
    1
    Sold In
    1
    1 Gallon(US)5 Gallon(US)
    ML Campbell
    $408.01/5 Gallon
    Magnaclaw Precat Primer Black, 5 Gallon - ML Campbell 00B115749-20
    Item# MLB115749-5G / MFR Part # 00B115749-20
    5 Gallon
    5 Gallon
    In Stock

    Sold In: 1 5 Gallon

    5 Gallon

    Not Available

    This item is not available in certain regions. For better experience please Sign in or register.