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TECHNICAL DATA SHEET  |  Section 6.1
                                                                                                PC-220 / 220SC
                                                                Elastomeric, Aromatic-Polyurethane Base Membrane





            Product Description
            PC-220/PC-220SC is a single component, liquid applied,   Technical Data (Based on Draw Down Film)
            moisture cured, aromatic polyurethane elastomeric
            waterproofing base membrane. PC-220SC is designed for                            PC-220       PC-220SC
            use in Southern California to be in compliance with SCAQMD
            air quality standards. Make sure to use the correct grade of   Coverage Rate  1 gal/100 sqft  1 gal/100 sqft
            product which complies with VOC regulations/requirements                       0.41 l/sqm      0.14 l/sqm
            applicable as per federal, state, statutory, counties, cities and   Dry Film Thickness  11 ± 2 mils  14 ± 1 mils
            local bodies at the place of installation.             per Coat                  279 ± 50        102 ± 3
                                                                                             microns        microns
             Features
                                                                   Hardness, ASTM D2240  55 ± 5 Shore A  55 ± 5 Shore A
              •  Economical
              •  Moisture Cured                                    Tear Resistance, Die C,   170 ± 25 pli  120 ± 20 pli
              •  Seamless Waterproofing Membrane                   ASTM D624           28.9 ± 4.4 kN/m  21.0 ± 4.4 kN/m
             Typical Uses                                          Tensile Strength,     800 ± 100 psi  500 ± 100 psi
               •  Concrete                                         ASTM D412             5.5 ± 0.7 MPa  3.44 ± 0.7 MPa
               •  Metal
               •  Plywood                                          Ultimate Elongation,    500 ± 50%      400 ± 50%
               •  Wood                                             ASTM D412
             Packaging                                             Specific Gravity      1.26 ± 0.1 cps  1.30 ± 0.1 cps

              5-Gallon                One 5 gallon pail (18.9 liters)  Total Solids by Weight,    81 ± 2%  92.7 ± 2%
                                                                   ASTM D2369
              55-Gallon drum          Net fill 50 gallons (189 liters)
                                                                   Total Solids by Volume,    71 ± 2%         87.7%
                                                                   ASTM D2697

            Color                                                  Viscosity at 75°F (24°C)  6500 ± 2000   6500 ± 2000
                                                                                                cps
                                                                                                                cps
            Grey or Tan
            Surface Preparation                                    Volatile Organic        2.01 lb/gal    0.78 lb/gal
            Refer to General Guidelines for complete information.  Compounds,             240 gm/liter    94 gm/liter
            Mixing
            Before application, mix PC-220/PC-220SC using a mechanical
            mixer at slow speed thoroughly until a homogeneous mixture
            and color is attained. Use care not to allow the entrapment of
            air into the mixture. Do not mix in an up and down motion.  refusal and when the coating is dry, remove extra loose sand,
                                                                 preferably by vacuum.
            Application
            For best results, use a squeegee or notched trowel. A phenolic   Most applications require one or two coats. Please reference
            resin core roller may be used but extra care should be taken   gallons required in the desired system sheet. To obtain proper
            not to trap air which may result in bubbles.         adhesion between coats, it is imperative that re-coating be
                                                                 done within 48 hours.
            Requires a continuous coating application to minimize lines
            and/or streaking.                                    Curing
                                                                 At 75°F (24°C) and 50% relative humidity, allow coating to cure
            It is recommended to apply an aggregate of washed, dry,   16 hours before proceeding to subsequent coats. Cure time
            rounded sand, approximately 16 or 20 mesh (0.84-1.19 mm),   will vary depending on temperature and humidity. If more
            6.5+ Mohs minimum hardness at a rate of 20 lbs/100 sqft (1kg/  than 48 hours passes between coats, reprime the surface with
            sqm) or as required to achieve a slip-resistant finish, into the   Polyprime  U before proceeding.
                                                                          ®
            wet second coat, covering it completely.  Broadcast sand until
                                                                 If accelerated curing is required, add one quart of PC-50 in


        POLYCOAT PRODUCTS TEL 562.802.8834  |  FAX 562.921.7363                                           Section 6.1
        wpsales@polycoatusa.com  |  www.polycoatusa.com
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