Durable, decorative cementitious finish for exterior wall systems. Where to use: For a natural-appearing, decorative texture coating on concrete, masonry, and curtain wall construction. How to apply: Trowel or spray applied traditional Portland cement stucco. Refer to Conproco Exterior Wall Systems for additional information. Surface Preparation K-88 Admix is an admixture. Refer to the specific product bulletin for material to be used. Priming Follow the instructions of the material to which K-88 Admix will be added. Mixing Stir or shake container gently and pour into mix at the desired addition rate. Application Structural Skin® 1 quart/50 lbs. bag for curing. 2 quarts/50 lbs. bag for Exterior Wall Systems. Conpro Stucco 1 quart/50 lbs. bag. Plastermix 1 quart/50 lbs. bag. Field mix stucco 1 part K-88 Admix to 2 parts water. Cement parge coat 1 part K-88 Admix to 2 parts water. Mortar and concrete 1 part K-88 Admix to 2 parts water. Curing Follow the instructions of the Conproco product to which K-88 Admix is added. Clean Up Clean tools and equipment with water. Coverage/Yield Refer to Application Product Handling Packaging Quart, 1, 5 and 55 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 if temperature of substrate is below 45°F. Do not apply if ambient temperature is below 45°F. Do not re-temper mixes modified with K-88 Admix. Health and Safety Product is alkaline. Avoid contact with skin and eyes. Avoid breathing vapors. Refer to Safety Data Sheet (SDS) 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 and federal regulations. How to apply: Refer to the K-88 Admix Technical Data to find specific recommended addition rates: Physical state and appearance Milky liquid Base Aqueous Polymer 100% acrylic Odor Ammoniacal pH >8 Percent solids by weight 27% Density of liquid coatings ASTM D1475 8.4 lbs./gal. Results typical for 3/4 -3 inch mix 7 Days 14 Days 28 Days Compressive strength ASTM C109 Design mix without K-88 Admix – psi 2725 3375 3725 Design mix with K-88 Admix – psi 3400 4150 4700 Percent increase - % 25 23 26 Tensile strength ASTM C307 Design mix without K-88 Admix – psi 95 360 360 Design mix with K-88 Admix – psi 385 390 400 Percent increase - % 30 8 11
