JSY-K expansion of fiber cracking waterproofing agent JSY-K expansion of fiber cracking waterproofing agent is the company with the advantages of fiber tensile energy and high-performance super expansive combination of efficacy. The product of concrete impermeability, crack resistance, impact resistance, earthquake, frost, toughness, stretching, swelling, waterproof, corrosion have superior efficacy, is special concrete multifaceted protect and enhance the performance of the best ideals of special materials . It's great to get the effect of a growing number of recognized and trusted engineering sector. Product Features 1, can be prepared C20-C80 high-strength concrete pumping, increase the compressive strength of 20% -30% 2, the anti-doping numbers greater than S80, antifreeze numbers greater than D300; 3, Volume: waterproof concrete mixed with cementitious material 6- 8%; shrinkage-compensating concrete mixed with cementitious materials 8-10%; concrete mixed with cementitious material filling 10-12%; 4, fineness (0.08mm sieve) <12%, the specific surface area 250-350m / kg; 5 , limit expansion: 7d≥0.030% in water, water 28d≤0.10%, air 21d≥-0.02%; 6, line density: 2.50dtex; 7, diameter: 20μm; 8, density: 1.18g / cm3; 9, elastic modulus: 1100Mpa; 10, elongation: 17.5%; 11, moisture content: <2%; 12, tensile strength: 920Mpa. Product applications formulated shrinkage-compensating concrete, steel structural waterproof concrete, reinforced concrete structure long seamless design and construction, the massive concrete and specific project site has a crack and seepage technical requirements, especially for: 1, underground structures, such as underground parking, underground air raid shelters, underground storage, underground walkways, excavation, pile; 2, the construction of pools, swimming pools, sewage treatment plants, water towers, tanks, silos, etc; 3, build subways, tunnels , water conservancy and hydropower, marine, and other water structures; 4, long structural floor, stadium bleachers board like, radiation and other concrete structures; 5, rigid self waterproof roof, mortar impermeable layer, mortar moisture barrier; 6, Liang column joints, fill joints after pouring concrete, mechanical equipment and perfusion secondary reinforcement, prestressed concrete; 7, cement products, since stress, prestressed and prestressed concrete steel sleeve pipe, concrete pipe; 8, airport runways, highway pavement, concrete bridges, culverts, etc. Note the use of a detection performance standards: GB23439-2009, JT / T525-2004, GB / T21120-2007 relevant indicators; 2, the product should be placed in a dry place to prevent damp. Shelf life of one year.