Product Data Sheet
CLASSIC 5 LD
FIREPROOFING
Fireproofing Products
by
The Schundler Company


  1. PRODUCT NAME: Classic 5 LD

  2. PRODUCT DESCRIPTION:
    Schundler Classic 5 LD is a cementitious, inorganic fireproofing product designed to be mixed with clean, potable water and then spray applied to interior structural steel columns and beams, joists, girders, walls, roofs, steel decking, floors, and concrete surfaces. It is a blend of gypsum and vermiculite and other time-tested ingredients, and has been tested and approved for fire resistance ratings up to 4 hours.

  3. PRODUCT FEATURES:
    • Listed and classified by Underwriters Laboratories, Inc. (see design listings)
    • Time-tested traditional (classic) formula of asbestos-free, non-combustible vermiculite and gypsum.
    • No mineral wool or mineral fibers, no alum or chloride required, no styrene or similar organic aggregates that will burn or give off gases during combustion.
    • Ready to use with no need for other additives, ingredients, or products.
    • User friendly-easy to use.
    • Can be sprayed to different thicknesses depending on desired rating and assembly being fireproofed.

  4. INSTALLTION:
    • Surfaces that are sprayed with Classic 5 LD must be free of oil, grease, loose scale or other substances that may impair adhesion. Hangers, clips or other attachments must be in place before Classic 5 LD is sprayed.
    • Any material that is damaged by other trades should be repaired before the job is considered completed.

  5. PHYSICAL PROPERTIES


    Property/Test ASTM Method Minimum Required Properties
    Density E-605 15 pcf &
    14 pcf minimum individual density
    Compressive Strength, psi
    at 10% Deformation)    		 E-761 more than 9 psi or
    1200 psf
    Bond StrengthE-736 greater than 200 lbs/ft 2
    Impact Resistance E-760 Pass
    Deflection Resistance E-759 Pass
    Air Erosion, grams/ft 2 E-859 0.005
    Corrosion, grams/mm 2 E-937 Pass
    Combustibility E-136 Non-Combustible

    Additional Test Results and Information
    Flame Spread 10
    Smoke Developed 0
    Shrinkage less than 0.5%
    Color gray-tan
    Shelf Life 9 months if kept dry
    Coverage 28-30 BF (approximate)


    Property/Test ASTM Method Actual Tested
    Results & Values
    Density E-605 17.5 pcf & 18.0 pcf
    (240-288 kg/m3)
    Compressive Strength, psi
    at 10% Deformation)    		 E-761 110 psi or 15,840 psf
    Bond StrengthE-736 350+ lbs/ft 2
    Impact Resistance E-760 Passes
    Deflection Resistance E-759 Passes
    Air Erosion, grams/ft 2 E-859 0.000
    Corrosion, grams/mm 2 E-937 0.00
    Combustibility E-136 Non-Combustible

    ASTM testing by Sor Testing Laboratories, Inc.
    Sor Report No. 04-5417A
    Sor Report No. 04-5418


    Additional Test Results and Information
    Flame Spread 10
    Smoke Developed 0
    Shrinkage less than 0.5%
    Color gray-tan
    Shelf Life 9 months if kept dry
    Coverage 28-30 BF (approximate)

  6. UL FIRE RESISTANCE CERTIFICATIONS AND CLASSIFICATIONS:

    Most Frequently Used UL Designs
    Columns Design No. Y726 & Y727
    Roof AssemblyProtected Roofs, Ceilings Design No. P743
    Floor Ceiling Assembly
    ... Protected Floor, Ceiling
    ...Unprotected Floor, Ceiling    		 Design Nos. D787 & D943
    ... Design No. D787
    ... Design No. D943


  7. CITY OF NEW YORK / DEPARTMENT OF BUILDINGS:

    MEA APROVAL NO. 411-03-M

    City of New York MEA Approval in .pdf format

  8. LIMITATIONS:
    • Classic 5 LD should not be used on surfaces exposed to water.
    • Classic 5 LD should not be used in applications where it will be exposed to excessive physical abuse,
    • Classic 5 LD neither promotes nor prevents corrosion.
    • Classic 5 LD is not a refractory cement nor should it be used as refractory insulation.

  9. MANUFACTURER: Schundler Classic 5 LD is manufactured by:

    The Schundler Company 150 Whitman Avenue PO Box 513 Metuchen, NJ 08840

    www.schundler.com info@schundler.com

    732-287-2244 732-287-4185 (fax)

    The Schundler Company is one of the oldest perlite and vermiculite processing companies in America.

    The Schundler Company has been providing perlite and vermiculite aggregates to the plastering and fireproofing industries since it started, and has been manufacturing a variety of fireproofing products for over ten years.

    Please visit our web site at www.schundler.com to read more about the company and its products.

For more information, please call or contact either:

The Schundler Company
10 Central Street
Nahant, MA 01908
732-287-2244 or www.schundler.com
mailto:info@schundler.com

For a Product Guide on Schundler Classic 5 LD in pdf. format, go to Product Guide on Classic 5 LD

For an Appication Guide on Schundler Classic 5 LD in .pdf format, go to Application Guide for Classic 5 LD

For a MSDS on Schundler Classic 5 LD, go to Classic 5 LD MSDS

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