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Contents : Conpro C309 Cure & Seal Spray or roller applied acrylic curing sealing and dust proofing compound. Meets ASTM C309 Type 1 Class A or B. PERFORMANCE CHARACTERISTICS Environmentally friendly Water based low odor non-flammable. Controls hydration Minimizes cracking due to rapid drying shrinkage. Helps materials achieve peak physical properties. UV stable Will not yellow. Reduce dusting Less maintenance healthier environment for people and equipment. Protection Reduces spalling and flaking. Minimizes staining of surface. Breathability Water vapor permeable. Non re-emulsifying Once cured will not be affected by water. Easy to use Spray with low pressure sprayer. DIVISION 3 WHERE TO USE Apply to new concrete and other cementitious materials to improve curing and reduce surface dusting. SURFACE PREPARATION CURING Remove loose and deteriorated material laitance dirt dust oil and any surface contaminants that will inhibit proper adhesion. Freshly placed materials must be sound and properly finished. Protect adjacent areas from overspray. PRIMING Allow drying 4 hours @ 72 F for light foot traffic and between coats. Allow 24 hours @ 72 F for normal traffic. CLEAN UP Clean tools and equipment with water. Priming is not necessary. MIXING Stir or shake container. APPLICATION Spray roll or brush Conpro C309 Cure & Seal in a continuous uniform 6 mils. wet application. For roller applications use a 3/8 - 1/2 inch synthetic nap roller depending on texture of substrate. For spray applications use a low pressure sprayer. For curing apply 1 coat. To seal and dustproof 2 coats are required. Apply in 2 passes at 90 to one another to ensure complete coverage. The second coat may be applied after construction work is complete and ready for occupancy. CONPRO C309 CURE & SEAL Conpro C309 Cure & Seal COVERAGE / YIELD 200 - 300 ft.2/gal. depending on porosity of treated surface. Second coat coverage approximately 350 ft.2/gal. Apply a test sample to determine actual coverage. PRODUCT HANDLING Packaging 1 and 5 gallon containers. Shelf Life 18 months in unopened containers. Storage Protect from freezing. Transport and store in cool clean dry conditions in unopened containers. High temperature will reduce shelf life. LIMITATIONS Do not apply unless substrate and ambient temperature can be maintained at a minimum of 40 F for 8 hours. Refer to ACI Cold Weather Application Guidelines. Protect from moisture for 8 hours. Do not apply to frozen substrates. Use caution when spraying in windy circumstances. HEALTH AND SAFETY Product is alkaline. Do not ingest. Avoid contact with eyes. Refer to Material Safety Data Sheet (MSDS) for additional information. FIRST AID In case of skin contact wash thoroughly with soap and water. For eye contact flush immediately with a high volume of water for at least 15 minutes and contact a medical professional. For respiratory problems remove person to fresh air. If respiratory difficulty persists contact a medical professional. DISPOSAL Dispose of material in accordance with local state or federal regulations. TECHNICAL DATA Physical state and appearance Base Polymer pH Percent solids by weight Flash point Viscosity Volatile organic content VOC Density of liquid coatings Drying time Specification for concrete curing compounds Water retention Degree of setting ASTM D56 ASTM D562 ASTM D3960 ASTM D1475 ASTM C309 ASTM C309 White milky liquid Aqueous 100% acrylic 9.0 15% 200 F Seta cc Similar to water Less than 60 gms./liter 8.4 lbs./gal. Less than 4 hours @ 72 F and 50% RH Type 1 Class A and B ASTM C156 ASTM D1309 Loss was less than 0.55 kg./m.2 9 pass required rating is 4 or higher FOR PROFESSIONAL USE ONLY Conproco Corp. warrants this product for one year from date of installation to be free from manufacturing defects and to meet the technical properties on the current technical data sheet if used as directed within shelf life. User determines suitability of product for use and assumes all risks. Buyer s sole remedy shall be limited to the purchase price or replacement of product exclusive of labor or cost of labor. January 2005. NO OTHER WARRANTIES EXPRESS OR IMPLIED SHALL APPLY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. CONPROCO CORP. SHALL NOT BE LIABLE UNDER ANY LEGAL THEORY FOR SPECIAL OR CONSEQUENTIAL DAMAGES. 17 PRODUCTION DRIVE DOVER NEW HAMPSHIRE 03820 TELEPHONE 800.258.3500 FAX 603.743.5744 WEB ADDRESS www.conproco.com

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